Climate Insights for Cerro Blanco

The climate in Cerro Blanco is warm and mild. The average annual temperature is 23°C and approximately 1551mm of precipitation falls per year. Cerro Blanco receives a notable amount of rainfall throughout the year, including during its driest month. Cerro Blanco is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, July. The coldest months are January, February, December, when temperatures can drop to 16°C.

Cerro Blanco sees moderate temperature variation throughout the year, ranging from 16°C to 32°C. The warmest month is April, when average highs reach 32°C and the mean temperature sits around 25°C. January is the coolest month, with minimum temperatures around 16°C and an average of 20°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 2°C shift in average temperatures.

Cerro Blanco is a fairly wet location, receiving approximately 1551mm of precipitation annually, which averages out to around 129mm per month. The wettest month is October, averaging 256mm of rainfall. September and June also tend to see above-average precipitation. The driest month is February, with just 33mm. That's 223mm less than October, 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.

Cerro Blanco is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently summer in Cerro Blanco, which began on June 21, 2026. Cerro Blanco is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in April at around 32°C, while the coldest stretch bottoms out in January near 16°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.

The best time to visit Cerro Blanco is during January, February, March and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 50mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 32°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Cerro Blanco 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. 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.