Climate Overview
The climate in Vilcún is temperate. The average annual temperature is 11°C and approximately 1770mm of precipitation falls per year. Vilcún receives a notable amount of rainfall throughout the year, including during its driest month. Vilcún 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, August, June, when temperatures can drop to 3°C. Light snow can occur between June and August.
Temperature
Temperatures in Vilcún vary considerably across the year, with a 21°C difference between the coldest and warmest months. February is the warmest month, though highs remain moderate at 24°C with a mean of 17°C. July is the coolest month, with minimum temperatures around 3°C and an average of 6°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.
Precipitation
Vilcún is a fairly wet location, receiving approximately 1770mm of precipitation annually, which averages out to around 147mm per month. The wettest month is June, averaging 313mm of rainfall. July and August also tend to see above-average precipitation. The driest month is February, with just 30mm. That's 283mm 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. Light snowfall can occur between June and August, totalling around 9cm annually. July is the snowiest month with approximately 3cm.
Wind
Vilcún is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 11km/h in winter, 9km/h in spring, 9km/h in summer, 9km/h in autumn.
Seasons
87 days until Summer
It is currently spring in Vilcún, which began on September 23, 2026. Vilcún 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 24°C, while the coldest stretch bottoms out in July near 3°C. Summer is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from 4 to 19°C. Rainfall is heavy, totalling around 396mm across the season with a monthly average of 132mm. Winds are generally light, averaging 9km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 9 to 24°C. Rainfall is relatively light, with around 146mm over the season and a monthly average of 49mm. Winds are generally light, averaging 9km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 5 to 21°C. Rainfall is heavy, totalling around 434mm across the season with a monthly average of 145mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 3 to 12°C. Rainfall is heavy, totalling around 794mm across the season with a monthly average of 265mm. Expect around 8cm of snow accumulation during this period. Winds are generally light, averaging 11km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Vilcún is during January and February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 41mm per month. By contrast, July can be quite cold with temperatures dropping to 3°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Vilcún 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.