Weather Guide: Los Alerces National Park
Detailed weather data for Los Alerces National Park: monthly temperatures, rainfall, wind, and a complete packing guide for every season.
Overview
Los Alerces National Park boasts a temperate oceanic climate, heavily influenced by its position along the Andes mountain range. Summers (December-February) are mild with pleasant temperatures but can be very windy. Winters (June-August) are cold, with regular snowfall and freezing temperatures, transforming the landscape into a pristine white wonderland. Spring and autumn offer transition periods with fluctuating weather, stunning fall foliage, and blossoming flora respectively, though strong winds are a constant companion year-round.
Monthly Weather
| Month | High / Low | Rain | Snow | Sun | Wind | Crowd | Recommended |
|---|---|---|---|---|---|---|---|
| January | 22° 8° | 10d | 0d | 8h | 50 km/h | Peak | |
| February | 21° 7° | 9d | 0d | 7h | 48 km/h | High | |
| March | 18° 5° | 11d | 0d | 6h | 45 km/h | Moderate | |
| April | 13° 3° | 12d | 0d | 5h | 40 km/h | Low | |
| May | 8° 0° | 13d | 2d | 4h | 35 km/h | Low | |
| June | 4° -2° | 14d | 7d | 3h | 30 km/h | Low | |
| July | 3° -3° | 13d | 8d | 3h | 30 km/h | Low | |
| August | 5° -2° | 12d | 6d | 4h | 32 km/h | Low | |
| September | 9° 1° | 11d | 3d | 5h | 38 km/h | Low | |
| October | 14° 3° | 10d | 1d | 6h | 42 km/h | Moderate | |
| November | 18° 5° | 10d | 0d | 7h | 47 km/h | Moderate | |
| December | 20° 7° | 9d | 0d | 8h | 52 km/h | Peak |
January
January is peak summer, offering the warmest temperatures and longest daylight hours, ideal for outdoor activities. While generally pleasant, strong Patagonian winds are ever-present, and sudden rain showers can occur. The park is at its most vibrant, teeming with life and lush greenery.
February
Still very much summer, February offers similar conditions to January but with slightly fewer crowds towards the end of the month. Temperatures remain mild, perfect for exploring, though strong winds and occasional rain remain characteristic of the Patagonian weather. The days are still long, allowing for extensive outdoor adventures.
March
March marks the beginning of autumn, bringing cooler temperatures and stunning fall foliage as the leaves begin to change into vibrant reds and golds. The winds can still be strong, and rainfall tends to increase. It's a beautiful time for photography and hiking without the intense summer crowds.
April
Autumn is in full swing, with crisp air and brilliant autumnal colors dominating the landscape. Temperatures drop significantly, and the chance of rain or even an early season snowfall increases, especially towards the end of the month. Many services may start to close for the winter season.
May
May brings distinctly cold weather, with temperatures often hovering around freezing. The landscape begins its transformation into winter, with increasing chances of significant snowfall, particularly in higher elevations. Many trails may become inaccessible, and visitor numbers are very low.
June
June marks the beginning of winter, with cold temperatures and frequent snowfall transforming the park into a stunning, snow-covered wilderness. Many park roads and services will be closed. This month is suitable for experienced winter enthusiasts seeking solitude and pristine snowy landscapes.
July
July is the coldest month, deep in the Patagonian winter. Expect significant snowfall, freezing temperatures, and very short daylight hours. The park is quiet, serene, and incredibly beautiful under a blanket of snow. Winter sports like snowshoeing or cross-country skiing are possible in accessible areas.
August
Winter continues in August, with cold temperatures and continued snowfall, though the days start to gradually lengthen. It's still a challenging time for visitation due to road closures and cold, but offers the magic of a pristine winter landscape. Wildlife viewing can be good for certain species.
September
September heralds the arrival of spring. While still cool, temperatures begin to rise, and snow starts to melt, opening up some trails. The landscape slowly awakens, with early wildflowers appearing. Winds begin to pick up again, and unpredictable weather is common.
October
October is a beautiful shoulder season month, with increasing temperatures and blooming wildflowers. While some higher trails might still have snow, most of the park becomes accessible. Strong Patagonian winds are notable, and expect a mix of sunny days and sudden rain showers.
November
As summer approaches, November offers increasingly pleasant temperatures and longer daylight hours. The park is lush and green, and all trails are typically open. It's an excellent month to visit before the peak season crowds arrive, though strong winds are a constant feature.
December
December marks the beginning of summer and the peak tourist season. Expect warm, long days, perfect for all outdoor activities. However, the winds can be exceptionally strong, and brief, intense rain showers are always a possibility. The park is at its busiest and most accessible.
Best Time to Visit
The best time to visit Los Alerces National Park is during the Patagonian summer, from December to March. These months offer the mildest temperatures, longest daylight hours, and most accessible trails, ideal for hiking, boating, and exploring. Early autumn (March) is also highly recommended for its stunning fall foliage and fewer crowds.
Worst Time to Visit
The worst time to visit, especially for general tourism, is during the winter months from June to August. Temperatures are freezing, heavy snowfall is common, many roads and services are closed, and daylight hours are very short. While beautiful for winter sports enthusiasts, it's challenging for typical sightseers.
Ready for Los Alerces National Park Weather?
Browse Car RentalsCheck What to Pack
Based on the weather conditions, get a smart packing list tailored to your travel dates.
Get My Packing ListWeather Warnings
Extreme Winds: Patagonia is renowned for its strong, often gale-force winds (often 40-100 km/h). Be prepared for sudden gusts that can make hiking challenging and increase the wind chill.
Sudden Weather Changes: The weather can change dramatically within hours, from bright sunshine to heavy rain or even snow, especially in spring and autumn. Always carry layers.
UV Radiation: Even on cloudy days, UV radiation can be very strong, particularly in summer. Use high SPF sunscreen, sunglasses, and a hat.
Mountain Hazards: Rapidly changing conditions, icy patches, and remote terrain require caution. Inform someone of your hiking plans and check park conditions.
Flash Flooding: Heavy rainfall, especially during warmer months or after snowmelt, can lead to swollen rivers and potential flash flooding in low-lying areas or near riverbeds.
Layering Guide
Dressing in layers is paramount for Los Alerces National Park. Start with a moisture-wicking base layer (synthetic or merino wool). Add an insulating mid-layer like a fleece jacket or a lightweight down vest. Your outer layer should be a waterproof and windproof shell jacket and pants to protect against rain and the relentless Patagonian winds. Always include a warm hat, gloves, and sturdy waterproof hiking boots, regardless of the season, as conditions can change rapidly.
Ready for Los Alerces National Park Weather?
Book the right vehicle for the conditions — 4WD available for winter roads
Pack smart: Los Alerces National Park
🌤️ More Weather Guide
Explore Los Alerces National Park
More guides for this destination
Explore More
Discover more guides and resources for this destination
Destination Guide
Planning
Best Time to Visit
Best Time to Visit Los Alerces National Park 2026 — Month-by-Month Guide
How to Get There
How to Get to Los Alerces National Park 2026 — Flights, Driving & Transport
Budget Guide
Los Alerces National Park on a Budget 2026 — Costs, Tips & Money-Saving Guide
Seasonal Guide
Autumn in Los Alerces National Park 2026 — Weather, Activities & Tips
Seasonal Guide
Spring in Los Alerces National Park 2026 — Weather, Activities & Tips
Seasonal Guide
Summer in Los Alerces National Park 2026 — Weather, Activities & Tips
Seasonal Guide
Winter in Los Alerces National Park 2026 — Weather, Activities & Tips
Travel Tips
Essential Travel Tips for Los Alerces National Park (2026)
Where to Stay
Where to Stay in Los Alerces National Park (2026) — Neighborhoods & Hotels
Adventures
Activities
Hiking in Los Alerces National Park 2026 — Best Spots, Tips & What to Expect
Camping Guide
Camping in Los Alerces National Park 2026 — Campsites, Tips & Gear Guide
Day Trips
Best Day Trips from Los Alerces National Park 2026 — Distances & Driving Guide
Hidden Gems
Hidden Gems in Los Alerces National Park (2026) — Secret Spots & Local Tips
Family Guide
Family Travel Guide to Los Alerces National Park (2026) — Kid-Friendly Tips
Hiking Trails
Hiking Trails in Los Alerces National Park (2026) — Best Hikes, Difficulty & Maps
Fishing Spots
Fishing in Los Alerces National Park — UNESCO Heritage Waters
Culture & Nature
Road Trips
Explore More Guides
View all →Aluminé Weather Guide (2026) — Monthly Climate, Temperatures & Best Time
Carretera Austral Weather Guide (2026) — Monthly Climate, Temperatures & Best Time
Caviahue-Copahue Weather Guide (2026) — Monthly Climate, Temperatures & Best Time
Cerro Castillo National Park Weather Guide (2026) — Monthly Climate, Temperatures & Best Time
Chaitén Weather Guide (2026) — Monthly Climate, Temperatures & Best Time
Chile Chico Weather Guide (2026) — Monthly Climate, Temperatures & Best Time