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Weather Guide: Parque Pumalín Douglas Tompkins

Detailed weather data for Parque Pumalín Douglas Tompkins: monthly temperatures, rainfall, wind, and a complete packing guide for every season.

Updated for 2025–2026 Season
9 min read
Climate: Temperate Oceanic (Cfb) with significant rainfallElevation: 100m (visitor areas vary, park ranges from sea level to over 2,500m)

Overview

Parque Pumalín experiences a cool temperate oceanic climate, heavily influenced by its coastal proximity and mountainous terrain. Prepare for year-round precipitation, with significant rainfall and persistent, often fierce, westerly winds. Summers are mild and breezy, while winters are cold, very wet, and snowy, particularly at higher elevations, demanding resilient preparation from visitors.

Monthly Weather

January

Peak
18°
8°
18 rainy days|0 snow days|5.5 hrs sun|60 km/h

January is peak summer in Pumalín, offering the warmest temperatures and longest daylight hours, though still highly prone to rain and very strong winds. The landscape is lush and vibrant, perfect for hiking and exploring, but prepare for rapidly changing conditions.

February

Peak
17°
8°
17 rainy days|0 snow days|5 hrs sun|58 km/h

Similar to January, February continues the summer season with pleasant temperatures, but persistent winds and frequent rainfall are still the norm. It's an excellent month for outdoor activities before the onset of autumn, with beautiful green scenery.

March

High
15°
7°
20 rainy days|0 snow days|4 hrs sun|50 km/h

March marks the beginning of autumn, with temperatures starting to dip and an increase in rainy days. The foliage begins to change, offering stunning colors, but the weather becomes more unsettled with strong winds and cooler evenings.

April

Moderate
12°
5°
23 rainy days|0 snow days|3 hrs sun|45 km/h

April plunges deeper into autumn, bringing significantly cooler temperatures and a higher frequency of heavy rain. While the vibrant fall colors are spectacular, accessibility can become challenging due to weather, and many trails become very muddy.

May

Low
9°
3°
25 rainy days|1 snow days|2 hrs sun|40 km/h

May is a cold and very wet month as winter approaches, with the first possibilities of snow, especially at higher elevations. Daylight hours are shorter, and strong winds persist. Many services within the park may begin to close for the season.

June

Low
7°
1°
26 rainy days|3 snow days|1.5 hrs sun|38 km/h

June marks the heart of winter, bringing the coldest temperatures, shortest days, and highest chance of snow and sleet. Conditions can be harsh, with many trails becoming inaccessible due to snow and ice. Expect persistent rain and strong winds.

July

Low
6°
0°
27 rainy days|5 snow days|1.5 hrs sun|35 km/h

July is typically the coldest and wettest month in Pumalín, with significant snowfall potential throughout the park, even at lower elevations. It's a challenging time to visit due to limited access, severe weather, and minimal daylight. This is a time for experienced winter adventurers.

August

Low
7°
1°
25 rainy days|4 snow days|2 hrs sun|37 km/h

August sees a gradual increase in daylight, but winter conditions largely persist with cold temperatures, frequent rain, and lingering snow. While slightly less severe than July, it's still a demanding month for visitors, with many trails still closed or challenging.

September

Low
10°
3°
22 rainy days|2 snow days|3 hrs sun|45 km/h

September heralds the arrival of spring, with temperatures slowly rising and days lengthening. While rain remains frequent, and occasional late-season snow is possible, especially in early September, the park begins to awaken with budding foliage and increased bird activity.

October

Moderate
13°
5°
20 rainy days|0 snow days|4 hrs sun|50 km/h

October is a vibrant spring month, with increasing temperatures and blooming flowers, though strong winds and regular rainfall are still prominent features of the weather. More trails become accessible, and wildlife activity increases, making it a rewarding time for those prepared for varied conditions.

November

High
16°
7°
19 rainy days|0 snow days|5 hrs sun|55 km/h

November is late spring, almost summer-like, offering longer days and warmer temperatures. However, it's also when the notorious Patagonian winds begin to strengthen significantly, and rain remains a regular occurrence. It's a great month before peak crowds.

December

Peak
17°
8°
19 rainy days|0 snow days|5.5 hrs sun|60 km/h

December marks the beginning of summer and the peak tourist season in Pumalín. Enjoy the longest daylight hours and warmest temperatures, ideal for extensive exploration, but expect very strong winds and frequent, often heavy, showers. Be prepared for crowded trails and campsites.

Best Time to Visit

The best time to visit Parque Pumalín is during the Patagonian summer and shoulder seasons: November through March. These months offer the mildest temperatures, longest daylight hours, and the highest chance for clear weather windows, despite persistent winds and frequent rain. December, January, and February are peak for outdoor activities, while November and March offer slightly fewer crowds.

Worst Time to Visit

The worst time to visit is during the winter months, from May to August. During this period, temperatures are cold, rainfall is heaviest, and significant snowfall occurs, especially at higher elevations. Many trails become inaccessible, services may close, and short daylight hours, combined with severe weather, make conditions challenging and potentially dangerous for most travelers.

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Weather Warnings

**Extreme Patagonian Winds:** Winds can reach hurricane force (over 100 km/h) at any time, especially in spring and summer. They can make hiking difficult and cause falling branches. Always check forecasts.

**Rapid Weather Changes:** Pumalín's weather is highly unpredictable. Sunshine can turn to heavy rain or sleet within minutes. Be prepared for all four seasons in a single day.

**Heavy Rainfall:** Expect frequent and often torrential rain year-round. Trails can become extremely muddy and slippery, and rivers may swell, making crossings hazardous.

**UV Radiation (Summer):** Despite cloud cover, UV index can be high in summer due to the southern latitude. Use sunscreen, sunglasses, and a hat.

**Snow and Ice (Winter):** From May to September, expect snow and ice, especially on higher trails. Some areas may become impassable. Avalanches are a risk in certain mountainous sectors.

**Hypothermia Risk:** Due to cold, wet, and windy conditions, hypothermia is a constant risk if not properly equipped and dressed in layers, even in summer.

Layering Guide

Dressing in layers is paramount for Parque Pumalín. Start with a moisture-wicking base layer (merino wool or synthetic). Add a warm insulating mid-layer (fleece or lightweight down/synthetic jacket). Top this with a highly waterproof and windproof outer shell (jacket and pants). Always carry an extra warm layer. For bottoms, quick-drying hiking pants are best, paired with waterproof overtrousers. Don't forget wool socks, a warm hat, and waterproof gloves or mittens.

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