Climate Insights for Trevelin

The climate in Trevelin is cool. The average annual temperature is 7°C and approximately 1186mm of precipitation falls per year. Trevelin receives a notable amount of rainfall throughout the year, including during its driest month. Trevelin is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: February, January, December. The coldest months are July, June, August, when temperatures can drop to -2°C. Trevelin experiences heavy snowfall, typically from January through December.

Temperatures in Trevelin vary considerably across the year, with a 22°C difference between the coldest and warmest months. February is the warmest month, though highs remain moderate at 20°C with a mean of 14°C. The coldest month is July, when overnight lows fall to -2°C and the daily average is 1°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 4°C shift in average temperatures.

Trevelin is a moderately rainy area, receiving approximately 1186mm of precipitation annually, which averages out to around 99mm per month. The wettest month is June, averaging 176mm of rainfall. August and July also tend to see above-average precipitation. The driest month is February, with just 32mm. That's 143mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Trevelin receives heavy snowfall, accumulating around 290cm annually from January through December. The snowiest month is July, with approximately 67cm. Winter travel should account for significant snow cover.

Trevelin is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 9km/h in winter, 12km/h in spring, 14km/h in summer, 10km/h in autumn.

It is currently autumn in Trevelin, which began on March 20, 2026. Trevelin is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in February at around 20°C, while the coldest stretch bottoms out in July near -2°C. Winter is next, beginning on June 21, 2026 — 88 days from now.

The table below shows monthly climate averages for Trevelin based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.