Weather in Chile in December

The weather in Chile in December marks the start of summer, with warm days, clear skies, and long daylight hours across much of the country. It’s a great month for hiking in Patagonia, relaxing on the Pacific coast, or exploring the vineyards of the central valleys. As Christmas and New Year approach, cities and towns take on a festive feel, adding a lively twist to your trip.

Chile in December at a glance

• The weather in Chile in December marks the start of summer, with warm days, clear skies, and long daylight hours.
• Temperatures range from 50°F to 86°F (10°C to 30°C), depending on the region.
• It's a great time for hiking in Patagonia, stargazing in the Atacama Desert, and wine tasting in the central valleys.
• Tourist numbers rise steadily throughout the month, peaking during Christmas and New Year.
• Accommodation and flight prices increase with demand; early reservation is strongly recommended.
• Popular areas like Torres del Paine can get crowded in late December; visit earlier in the month for quieter trails.

What is the weather like in Chile in December?

If you’re planning a trip to Chile in December, you’ll be arriving just as summer kicks off. Expect long days, warm temperatures, and mostly dry weather, ideal for exploring the outdoors.

Average daytime temperatures range from 50°F to 86°F (10°C to 30°C) depending on the region, with cooler weather in Patagonia and hotter conditions in the central and northern areas.

Rain is rare in most parts of the country this time of year, though Patagonia can still be unpredictable, with occasional wind and showers. That said, trails are more accessible and landscapes are strikingly green after spring.

December is considered one of the best times to visit Chile, especially for nature lovers. It’s prime season for hiking in some of the best national parks in Chile, including Torres del Paine, Cochamó Valley, and Conguillío National Park.

Keep in mind that visitor numbers rise throughout the month, especially leading up to Christmas and New Year. Book key routes, park entries, and accommodations early, especially in Patagonia.

Average daily temperatures in December

The weather in Chile in December varies widely, thanks to its length and geography. In the north and central regions, summer arrives with warm, dry days: perfect for city exploring, wine tasting, or desert adventures.

Further south, Patagonia enters its most accessible season. While cooler, the weather is generally pleasant and ideal for hiking, with long daylight hours and stunning landscapes in full summer mode.

From the arid Atacama to the lush southern forests, December offers a bit of everything, just be ready to pack for a range of conditions.

Is December a good time to visit Chile?

December is one of the best months for Chile trips, with summer kicking off across the country. Warm weather, long days, and festive energy make it a great time to explore, just be aware that school vacations and seasonal events mean higher demand, so book early.

Early December is ideal for outdoor adventures before peak summer heat sets in. Some of the best hikes in Chile, like those in Torres del Paine, are in prime condition, with clear trails and stunning views of glaciers, lakes, and mountains. The Lake District also shines, offering kayaking, hiking, and swimming.

For beach lovers, head to the best beaches in Chile along the central coast. Viña del Mar, La Serena, and the colorful streets of Valparaíso offer sun, sea, and one of the country’s biggest New Year’s Eve celebrations.

Central Chile buzzes with vacation spirit, and sunny days make vineyard visits and stargazing in the Atacama Desert especially rewarding.

Why December is a good time to visit:

• Long daylight hours: With the arrival of summer, days stretch well into the evening, giving you more time to explore.
• Peak season for national parks: Conditions are ideal for visiting iconic landscapes like the Atacama Desert, Cochamó Valley, and the Lakes Region.
• End-of-year celebrations: December brings music, street performances, and fireworks in cities and towns across the country.
• Fewer crowds early on: Travel in the first half of the month tends to be calmer. Tourist hotspots aren’t yet packed, and it’s easier to find last-minute reservations.
• Great mix of climate zones: From sun-drenched valleys to cool mountain air, you can experience multiple seasons in a single trip.

What about the crowds and costs?

Chile in December enters the start of the busiest season, when summer begins and vacation travelers arrive. In early December, tourism is relatively quiet throughout the regions, but Christmas and New Year bring many more visitors to popular destinations like Patagonia, Santiago, and Valparaíso. 

Flights, accommodations, and tours cost more as demand rises, and in late December, planning ahead is essential to secure availability and lower rates. Many places outside the vacation hotspots remain cheaper and less busy. Despite the crowds, December’s festive spirit, warm weather, and lively events make it an unforgettable time to visit Chile.

Where to go in Chile in December

Summer kicks off across the country, and many of the best places to visit in Chile are at their most accessible. From wild southern landscapes to festive coastal towns and sun-drenched valleys, December is ideal for mixing adventure with relaxation. Here’s where to go.

Torres del Paine and Southern Patagonia

December marks the start of peak trekking season in Patagonia, making it a strong choice for 10-day Chile trips with Torres del Paine at their center. Trails are open and in great shape, with long daylight hours and wildflower-filled valleys. Crowds build closer to Christmas, so early December is ideal if you want quieter paths and more flexible reservations.

Valparaíso and the Central Coast

This bohemian port city gears up for the New Year with music, murals, and a famously over-the-top fireworks show. Just north, beach towns like Viña del Mar and Concón are lively but still manageable before the full summer vacation crowds arrive. Great for food, street art, and sunset walks.

The Lake District

With mild temperatures and lush green scenery, this region is perfect for hiking, kayaking, and swimming. Base yourself in towns like Pucón or Puerto Varas for easy access to volcanoes, forests, and lakes, plus a more relaxed vibe than the far south.

Things to do in Chile in December

The weather in Chile in December delivers some stunning sunny days from the north to the south. Visitors and locals alike flock to the natural wonders, coastal towns, and festive cities over the Christmas vacation period. Here are some of the best things to do in Chile this month.

Patagonia adventures

December brings ideal conditions for trekking, kayaking, and wildlife watching. Hike the W Trek in Torres del Paine, paddle past icebergs on Glacier Gray, or spot guanacos and condors on a guided day hike. Early in the month means fewer crowds and more flexible reservations.

Christmas in the cities

Santiago lights up for the vacations with Christmas markets, street performers, and decorated plazas. Explore the bohemian Lastarria district, sample local seafood at Mercado Central, or head up Cerro San Cristóbal for sunset views. In Valparaíso, the New Year’s Eve fireworks over the bay are legendary.

Atacama exploration

The Atacama is dry, sunny, and perfect for exploring in December. Watch geysers erupt at dawn, float in salt lagoons, or soak in the Puritama hot springs. Clear skies make it one of the best places on Earth for stargazing, but bring layers; it gets cold at night.

Plan your trip with our Chile itineraries

Our Chile itineraries help you hit the highlights without the stress of overplanning. Think of them as a flexible guide that you can adjust to suit your travel style.

• 10-day Chile itinerary: Capture the essence of Chile with a mix of urban energy, iconic sights, and natural wonders.
• 14-day Chile itinerary: Dive deeper into Chile’s extremes, from the otherworldly Atacama Desert to the glaciers of Patagonia.