Best Warm Winter Destinations in December from USA for Sun Seekers

Who says December has to mean cold, gray days and cabin fever? If you want sun, you can fly from the U.S. to beaches, deserts, and islands that range from about 58°F to 80°F, and no passport is needed for Puerto Rico or the U.S. Virgin Islands. Early December usually gives you the best prices and smaller crowds; mid-December through New Year’s fills up fast. This guide points you to the top warm December spots from the U.S., with clear picks for families, couples, budget travelers, and adventurers so you can plan a relaxed, sun-first escape.

Top Warm December Travel Options for U.S. Travelers Seeking Winter Sun

Twenty-two warm U.S. destinations hit December highs between 58°F and 80°F. You’ve got beaches, islands, deserts, and cultural escapes without needing to leave domestic territory or U.S. possessions. Key West takes the warmest mainland spot at 77°F, while Puerto Rico tops out at 80°F among U.S. territories. Traveling to Puerto Rico and the U.S. Virgin Islands? Skip the passport lines and currency exchange. It’s as straightforward as flying to Florida.

Early December gives you the best value at most warm spots. Crowds clear out after Thanksgiving, prices drop before the holiday rush hits, and temps still climb into the mid-70s to low 80s at coastal and island locations. Orlando’s theme parks start their holiday programming mid-November but stay less packed through the first two weeks of December. Families get more room to move and lower hotel rates.

Mid-December through New Year’s? That’s peak season pricing and demand. Higher lodging costs, advance sellouts at popular resorts, and fuller flights to Hawaii, the Caribbean, and Florida’s Gulf Coast. Book six to eight weeks ahead to lock in better rates and grab your preferred accommodations before holiday travelers swarm.

Quick Picks by Traveler Type:

• Families: Orlando for theme parks with manageable early-December crowds, San Diego for zoo visits and beach walks, Clearwater for calm Gulf waters and kid-friendly state parks.
• Couples: Naples for upscale dining and spas, St. John for quiet beaches and national park hikes, Kauai for lush scenery and a slower island pace.
• Budget: South Padre Island for affordable beachfront lodging, Fort Lauderdale for direct flights and moderate pricing, early-December Gulf Coast towns for off-peak savings.
• Luxury: Marco Island for resort-level service, Maui for Haleakala sunrise experiences and waterfront fine dining, Key West for adults-only boutique inns.
• Adventure: Puerto Rico for El Yunque Rainforest trails (28,000 acres, 25 waterfalls), Oahu for North Shore winter surfing, Crystal River for manatee swim encounters.
• Beach Lovers: Fort Myers and Sanibel for shelling and Gulf sunsets, Huntington Beach for Southern California surf culture, St. John for pristine USVI shoreline.

U.S. Mainland Warm Destinations in December for Travelers Escaping Winter

Florida owns the mainland warm-weather list. December highs range from 68°F in Orlando to 78°F in Fort Lauderdale. The Gulf Coast delivers calmer waters and postcard sunsets. The Atlantic side brings stronger waves and easier access to international airports. Key West sits at the southernmost tip, claiming the warmest mainland December average at 77°F with a laid-back island vibe that feels more Caribbean than continental.

Southern California provides dry, mild December weather with way less humidity than Florida. San Diego averages 66°F, and its beaches stay swimmable for locals and determined visitors. Huntington Beach reaches 65°F and keeps its surf-town character through winter. Fewer tourists, plenty of waterfront dining. Both cities offer easy airport access, reliable sunshine, and a relaxed coastal pace that works for travelers who want warmth without tropical intensity.

Desert destinations swap beaches for mountain backdrops and dry heat. Las Vegas ranges from 59°F to 66°F during the day, with holiday light displays across the Strip and Red Rock Canyon hiking just outside the city. Palm Springs and Joshua Tree sit in the same temperature range (58°F to 63°F), offering desert trails, mid-century architecture, and starry night skies. Sedona climbs to 60–64°F by midday but drops to the mid-30s after dark. Pack layers if you plan sunset hikes through the red rocks.

Florida Beach Cities

Naples and Marco Island anchor Florida’s southwest Gulf Coast with December highs around 74–77°F. Both towns lean upscale, with high-end resorts like the Inn on Fifth in Naples and Marriott Crystal Shores on Marco Island. Great seafood, quiet beaches, and access to Everglades day trips. Naples Botanical Garden runs holiday light displays in early December, and boat parades light up the waterways most evenings.

Key West offers the warmest mainland December temperatures at 77°F and an anything-goes island culture. Direct flights connect from major hubs, or you can take the three-hour Key West Express catamaran from southwest Florida. Simonton Court Historic Inn & Cottages provides an adults-only option for couples, while the Old Town walkability keeps most attractions within a short stroll. Dry Tortugas National Park sits 70 miles offshore and makes a strong day-trip choice for snorkeling and Civil War history.

Clearwater averages 70–73°F and draws families with its wide, shallow Gulf beaches and Pier 60 nightly sunset festival. Pier House 60 offers budget-friendly beachfront rooms, and nearby state parks provide hiking and kayaking when you need a break from the sand. Fort Lauderdale pushes into the upper 70s and hosts the Seminole Hard Rock Winterfest Boat Parade, a 12-mile floating procession that runs through early December.

Southern California Coastal Options

San Diego holds steady at 66°F in December and spreads its appeal across beaches, museums, and family attractions. The USS Midway Museum, San Diego Zoo, and SeaWorld anchor the family itinerary. The Gaslamp Quarter delivers nightlife and dining for adults. Reliable flight connections from across the U.S. and minimal rain make it an easy pick for first-time warm-weather December travelers.

Huntington Beach sits just south of Los Angeles at 65°F, with a surf-first culture and a long pier for sunset walks. Fewer tourists visit in December, so beach parking opens up and restaurants seat walk-ins more easily. The Pacific stays cold year-round. But the sand, the sun, and the oceanfront trail all deliver the California coastal experience without summer crowds.

Desert Warmth Picks

Las Vegas reaches daytime highs between 59°F and 66°F, with nighttime lows in the low 40s. Holiday decorations take over the Strip, and the casinos run special events through New Year’s. Red Rock Canyon sits 30 minutes west and offers hiking, rock scrambling, and scenic drives when you want a break from the noise. Book hotels midweek for the best rates. Expect higher pricing around Christmas and New Year’s.

Palm Springs and Joshua Tree share a desert climate with December highs from 58°F to 63°F. Joshua Tree National Park spans 800,000 acres of high desert, with hiking trails, rock formations, and some of the clearest night skies in Southern California. Palm Springs leans into mid-century modern design, boutique hotels, and spa retreats. Both destinations require layers after sunset, when temperatures drop sharply.

Sedona delivers red-rock scenery and daytime highs around 60–64°F, but nights fall to the mid-30s. Hiking trails like Cathedral Rock and Devil’s Bridge stay accessible through winter, and the town’s art galleries and restaurants provide indoor options when the temperature drops. L’Auberge de Sedona offers creekside luxury if you want a splurge. Budget motels line the highway for travelers focused on trail time over resort amenities.

Caribbean Warm Destinations in December Easily Reached From the USA

St. John in the U.S. Virgin Islands averages 78°F in December and requires no passport for U.S. citizens. The island’s small size and protected national park land keep development light and beaches quiet. Estate Lindholm provides upscale lodging with hillside views, while hiking trails through Virgin Islands National Park lead to secluded coves and snorkeling spots. Ferries connect St. John to St. Thomas, where the main airport handles direct flights from several U.S. cities.

Puerto Rico reaches 80°F in December and combines warm beaches with cultural depth. Old San Juan’s 500-year-old forts and cobblestone streets offer history and architecture. El Yunque Rainforest spans 28,000 acres and includes 25 waterfalls. U.S. travelers skip customs and use U.S. currency, making logistics as simple as a domestic flight. December marks peak season, so book early if you want waterfront hotels or rainforest lodges.

Both destinations see higher lodging prices in December compared to summer, when hurricane risk keeps rates lower. Snorkeling and swimming conditions peak in winter, with calmer seas and clearer visibility. Book accommodations and rental cars at least six weeks ahead, especially if traveling between December 20 and January 2.

Warm Mexico Destinations in December with Convenient U.S. Flight Access

Cancun and the Riviera Maya average temperatures above 80°F in December, with warm Caribbean waters and reliable sunshine. Nonstop flights leave daily from major U.S. hubs, and all-inclusive resorts cluster along the coast from Playa del Carmen south to Tulum. Snorkeling in cenotes, Mayan ruin visits, and beachfront dining fill the itinerary. Resort spas and swim-up bars handle downtime.

Cabo San Lucas and the Los Cabos corridor offer Pacific-side warmth in the upper 70s to low 80s. Whale-watching season begins in December as humpback and gray whales migrate into Baja’s warm waters. The desert landscape meets the ocean in dramatic rock formations, and the region’s mix of luxury resorts and budget-friendly hotels accommodates different travel budgets.

Puerto Vallarta sits on the Pacific coast with December highs around 80°F and a more traditional Mexican town feel than Cancun. The Malecon boardwalk runs along the water, and the cobblestone streets of the Zona Romantica hold local restaurants, galleries, and small hotels. Flights from the western U.S. take less time than routes to the Caribbean side, making Puerto Vallarta a strong pick for California and Pacific Northwest travelers.

Best Reasons to Choose Mexico in December:

• Nonstop flights from most major U.S. cities, with flight times under four hours from the southern and western U.S.
• All-inclusive resort options simplify budgeting and meal planning for families and groups.
• Warm ocean temperatures (mid-70s to low 80s) and calm seas in the Caribbean, with whale-watching beginning on the Pacific side.
• Access to cenotes, Mayan archaeological sites, and rainforest day trips beyond beach lounging.
• Lower costs than Hawaii or U.S. Caribbean destinations when booked in early December or outside the Christmas to New Year window.

Hawaii Warm December Destinations for U.S. Travelers

Oahu averages 74–78°F in December and offers the most flight options of any Hawaiian island. Honolulu International Airport connects nonstop to cities across the mainland, and inter-island flights to neighboring islands take about 25 minutes. Waikiki Beach delivers classic Hawaii beach resort vibes. The North Shore’s winter surfing draws spectators to watch massive waves break along the coast. Pearl Harbor, Diamond Head, and Hanauma Bay snorkeling round out the island’s top draws.

Maui reaches 70–72°F in December and balances beach relaxation with adventure options. Haleakala National Park’s sunrise viewing sits at the top of most itineraries, requiring an advance reservation and a pre-dawn drive to the summit. The Road to Hana winds along the island’s eastern coast, passing waterfalls, hiking trails, and black-sand beaches. Aston Kaanapali Shores provides mid-range beachfront lodging, while Wailea’s luxury resorts cater to travelers prioritizing spas and fine dining. Tedeschi Winery offers free tastings for visitors 21 and older.

Kauai holds at 72°F and earns its “Garden Isle” nickname with lush valleys, dramatic cliffs, and the 20-mile Wailua River for kayaking. The island feels quieter and less developed than Oahu or Maui, making it a good fit for couples and nature-focused travelers. Nonstop flights now reach Kauai from several mainland cities, cutting down on connection times. Napali Coast boat tours and helicopter rides showcase the island’s roadless northern coastline. Waimea Canyon offers hiking trails with sweeping valley views.

Oahu

Waikiki’s beachfront hotels, shops, and restaurants pack the most services into the smallest area, making it easy to walk everywhere and skip a rental car if you plan to stay close. December brings smaller crowds than summer, though Christmas week still fills hotels and raises rates. Pearl Harbor’s USS Arizona Memorial requires advance tickets, and Diamond Head’s sunrise hike needs an early start to beat the heat and secure parking.

North Shore surfing peaks in December and January when swells push waves to 20 feet and higher. Competitions and surf contests draw pros and spectators, so expect heavier traffic on the Kamehameha Highway. Haleiwa town offers food trucks, shave ice, and surf shops for a slower-paced afternoon after watching the waves.

Maui

Haleakala sunrise viewing requires a reservation booked weeks in advance during December’s peak travel season. The summit sits above 10,000 feet, so temperatures drop into the 30s before dawn. Bring layers, and plan to arrive 30 minutes early to secure a viewing spot. The drive down passes through upcountry Maui, where Tedeschi Winery and small farm stands offer a midday stop.

The Road to Hana takes a full day and covers 64 miles of narrow, winding coastal road. Waterfalls, bamboo forests, and lava-rock beaches line the route, with dozens of pull-offs and short trails. Start early, pack snacks, and expect the drive back to take as long as the drive there. Some travelers book a hotel in Hana for the night to split the trip and avoid the same-day return.

Kauai

Wailua River kayaking runs year-round, with calm waters and a route that leads to a short hike and waterfall swim. Guided tours handle equipment and safety. DIY rentals give experienced paddlers more flexibility. December’s occasional rain showers green up the island and keep waterfalls flowing, though heavy rain can close trails temporarily.

Napali Coast boat tours depart from the north or west side of the island, depending on surf conditions. Winter swells sometimes cancel north-side departures, so book a tour operator that offers flexible rescheduling. Helicopter tours fly year-round and provide aerial views of the coastline, waterfalls, and interior valleys that can’t be reached by car or trail.

Best Warm December Destinations for Families From the USA

Orlando averages 68–73°F in December and draws families to Disney World, Universal, and SeaWorld. Early December offers lighter crowds before the holiday rush, with parks decorated for Christmas but not yet packed with winter-break visitors. Lake Eola’s Wonderland display features a 72-foot Christmas tree and nightly lights, giving families a free downtown activity between park days.

Clearwater’s Gulf Coast beaches provide shallow, calm water perfect for younger swimmers. Pier 60 hosts a nightly sunset festival with street performers, crafts, and snacks. Nearby state parks offer kayaking and nature trails. Pier House 60 puts families steps from the beach at a moderate price point, and the area’s concentration of family-friendly restaurants keeps meal planning simple.

San Diego combines beaches, museums, and attractions in a compact area. The San Diego Zoo, USS Midway Museum, and SeaWorld anchor the family itinerary. La Jolla’s tide pools and Coronado Beach provide free outdoor time. December temperatures around 66°F keep the weather comfortable for all-day exploration without overheating, and the city’s walkable neighborhoods reduce the need for constant driving.

Top Family Picks:

1. Orlando, Florida – Theme parks with manageable early-December crowds, 72-foot Christmas tree at Lake Eola, and December highs around 68–73°F.
2. Clearwater, Florida – Calm Gulf beaches, Pier 60 sunset festival, and family-friendly state parks with December highs of 70–73°F.
3. San Diego, California – Zoo, USS Midway Museum, tide pools, and beach access with December highs near 66°F.
4. South Padre Island, Texas – Birding center, dolphin research facility, and affordable beachfront lodging with December highs around 61–64°F.

Best Romantic Warm Winter Destinations in December From the USA

Naples combines upscale dining, quiet beaches, and luxury resorts for couples seeking a refined Gulf Coast escape. The Inn on Fifth anchors downtown with a rooftop bar and walkable access to galleries and boutiques. Beachfront properties offer private cabanas and spa services. December’s holiday boat parades and garden light displays add seasonal charm without the theme-park crowds.

Key West delivers a more relaxed, eclectic vibe with adults-only inns like Simonton Court Historic Inn & Cottages. The island’s compact size keeps everything walkable, from Mallory Square’s sunset celebration to Duval Street’s bars and restaurants. December temperatures hover around 77°F, warm enough for beach lounging and sunset sails.

Top Romantic Choices:

• St. John, USVI – Quiet beaches, Virgin Islands National Park hiking, and hillside lodges like Estate Lindholm with December highs at 78°F.
• Kauai, Hawaii – Lush scenery, Napali Coast boat tours, and a slower island pace with December temperatures around 72°F.
• Maui, Hawaii – Haleakala sunrise experiences, Road to Hana drives, and Wailea’s luxury beachfront resorts with December highs of 70–72°F.
• Naples, Florida – Upscale dining, spa resorts, and Gulf sunsets with December temperatures around 74–77°F.

Best Budget-Friendly Warm December Getaways from the United States

Early December delivers the best combination of warm weather and low prices across most destinations. Rates drop after Thanksgiving and stay reasonable through mid-December, before spiking again during the Christmas to New Year window. U.S. mainland Gulf Coast cities and Florida’s Atlantic coast typically cost less per night than Hawaii or the Caribbean, especially when booked four to six weeks in advance.

South Padre Island offers budget-friendly beachfront lodging with December highs around 61–64°F. La Copa Inn Beach Hotel provides direct beach access at lower rates than most Florida properties, and the island’s birding center and dolphin research facility add free or low-cost activities for families. Midweek flights from Texas hubs keep airfare affordable.

U.S. territories like Puerto Rico and the U.S. Virgin Islands eliminate currency exchange fees and international roaming charges, cutting hidden costs for budget-conscious travelers. Both destinations see higher December lodging prices than summer, but early-month bookings and accommodations outside the main resort zones still deliver warmth and beach access without luxury pricing.

Warm December Holiday & Festival Destinations From the USA

Fort Lauderdale’s Seminole Hard Rock Winterfest Boat Parade stretches over 12 miles along the Intracoastal Waterway in early December. Decorated boats, live music, and waterfront viewing parties draw locals and visitors, with free public viewing areas and paid ticketed events. The parade typically runs the first or second Saturday of December.

Naples Botanical Garden transforms into a holiday light display in early December, with illuminated pathways, seasonal plantings, and evening performances. Admission fees apply, and the garden encourages advance tickets during peak weekends. Other Naples holiday events include boat parades and downtown tree-lighting ceremonies.

Top Festival Picks:

• Fort Lauderdale, Florida – Winterfest Boat Parade (12+ miles, early December), beach access, and waterfront dining.
• Naples, Florida – Botanical Garden holiday lights, boat parades, and downtown holiday performances.
• Puerto Rico – December cultural events in Old San Juan, Three Kings Day preparations in early January, and warm beach access.
• Key West, Florida – New Year’s celebrations on Duval Street, including the Conch Shell Drop at midnight and waterfront parties.

Warm December Activity Highlights for U.S. Travelers

Crystal River’s manatee swim encounters require wetsuits year-round, even though December air temperatures reach 74°F. The springs stay at 72°F, and hundreds of manatees gather in the warm water during cooler months. Guided tours provide wetsuits, snorkel gear, and safety briefings, with strict rules to protect the manatees. Book at least two weeks ahead during December.

Oahu’s North Shore delivers world-class winter surfing in December, with swells reaching 20 feet or higher. Spectators line the beaches to watch competitions and free-surf sessions. Surf schools on the island’s calmer south shore offer beginner lessons. December marks the start of Hawaii’s whale-watching season, with humpback whales arriving from Alaska and visible from shore and boat tours across all islands.

Puerto Rico’s El Yunque Rainforest spans 28,000 acres and includes 25 named waterfalls. Hiking trails range from easy paved walks to steep, muddy climbs, with December’s occasional rain keeping waterfalls flowing and the forest lush. Guided tours handle logistics and provide rainforest ecology explanations. Independent hikers can access trailheads with a rental car and arrive early to beat afternoon rain showers.

Top December Activities:

• Manatee swim encounters in Crystal River, Florida (wetsuits required, springs stay 72°F).
• Winter surfing on Oahu’s North Shore (20+ foot swells, competitions in December).
• El Yunque Rainforest hiking in Puerto Rico (28,000 acres, 25 waterfalls, guided or self-guided trails).
• Kayaking the Wailua River on Kauai (20-mile river, calm waters, waterfall hikes).
• Whale watching across Hawaiian islands (humpback migration begins in December).
• Snorkeling in the U.S. Virgin Islands (warm, clear waters, national park access on St. John).

Essential Travel Tips for Warm December Destinations From the USA

U.S. citizens traveling to Puerto Rico and the U.S. Virgin Islands require no passport and clear no customs or immigration checkpoints. Domestic flight rules apply, making these warm Caribbean destinations as simple to reach as Florida or California. Non-U.S. citizens should verify entry requirements with their consulate, as rules for U.S. territories may differ from rules for the mainland.

Early December offers fewer crowds and lower rates at most warm destinations. Book flights and hotels at least six to eight weeks ahead to lock in pre-holiday pricing, especially if traveling to popular spots like Hawaii, Key West, or Cancun. Mid-December through New Year’s marks peak season across all warm-weather locations, with lodging prices doubling or tripling during the final two weeks of the month.

Gear needs vary by destination. Crystal River manatee swims require wetsuits, which tour operators provide. Desert destinations like Sedona, Palm Springs, and Joshua Tree need layers for nighttime temperatures that drop into the 30s and 40s, even when daytime highs reach the 60s. Hawaiian islands and Caribbean locations call for beachwear, reef-safe sunscreen, and light rain jackets for brief tropical showers.

High-traffic destinations fill early in December. Orlando’s theme parks, Fort Lauderdale’s Winterfest events, and Hawaii’s inter-island flights all see heavier demand as the month progresses. Reserve rental cars, popular restaurants, and tour bookings (manatee swims, helicopter rides, boat tours) as soon as travel dates firm up. Holiday week pricing spikes hardest between December 20 and January 2, when flight and hotel costs can double compared to early-month rates.

Packing Guidance for Warm Winter Destinations in December

Desert destinations like Sedona, Palm Springs, and Joshua Tree require layered clothing for temperature swings. Daytime highs reach the upper 50s to mid-60s, but nighttime lows drop into the 30s. Pack a warm jacket, long pants, and closed-toe shoes for evening hikes and stargazing, even if you spend the day in shorts and a T-shirt.

Hawaiian islands and Caribbean destinations keep temperatures steady in the 70s and 80s, but brief rain showers and air-conditioned restaurants call for a light jacket or cover-up. Reef-safe sunscreen protects coral ecosystems and is required or strongly encouraged at snorkeling and swimming spots. Bring snorkel gear if you have it, though most tour operators and beach shops offer rentals.

Packing Essentials for Warm December Trips:

1. Reef-safe sunscreen (required for snorkeling and swimming in protected marine areas).
2. Light rain jacket or packable windbreaker (for tropical showers and air-conditioned indoor spaces).
3. Layers for desert nights (warm jacket, long pants, closed-toe shoes for Sedona, Palm Springs, Joshua Tree).
4. Swimwear and quick-dry beach towel (most hotels provide pool towels but not beach towels).
5. Comfortable walking shoes (for beach walks, city exploring, and light hiking trails).
6. Small daypack or beach bag (for carrying water, snacks, sunscreen, and electronics during day trips).

Final Words

Head for the sun with a plan that lets you relax. We ran through warm picks across the U.S. mainland, the Caribbean, Mexico, and Hawaii, plus family, romantic, and budget options.

You’ve also got activity ideas, packing tips, and timing advice so you won’t overbook or pay extra. Pick one main plan a day, add a lazy beach hour, and leave buffers for travel.

If you’re choosing now, this guide to the best warm winter destinations in December from USA makes comparing temps, travel time, and costs easy, so book what feels right and enjoy the sun.

FAQ

Q: Where is the cheapest warm place to vacation in December?

A: The cheapest warm place to vacation in December is often Gulf Coast Florida or South Padre Island, especially early December—midweek flights and choosing Gulf beach towns or U.S. territories cut lodging and flight costs.

Q: Where is the warmest place to go in December in the United States?

A: The warmest place to go in December in the United States is Puerto Rico, averaging about 80°F; Key West and St. John sit close behind around 77–78°F, ideal for beaches and snorkeling.

Q: Where is it 80 degrees in December?

A: It is 80 degrees in December in places like Puerto Rico and parts of Mexico (Cancun, Riviera Maya); southern Caribbean islands also reach about 80°F for warm beaches and great snorkeling conditions.

Q: Where to go in December outside of the US?

A: Outside of the U.S., head to the Caribbean (St. Lucia, Dominican Republic), Mexico (Cancun, Cabo), or Central America for beaches, rainforest hikes, and reliably warmer weather than many U.S. mainland spots.