Climate Insights for Bollène

The climate in Bollène is temperate. The average annual temperature is 14°C and approximately 793mm of precipitation falls per year. November is the wettest month, receiving around 125mm of rainfall. Bollène is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, December, February, when temperatures can drop to 3°C. Light snow can occur between January and December.

Temperatures in Bollène vary considerably across the year, with a 28°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 31°C and the mean temperature sits around 25°C. January 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 September and October, with a 5°C shift in average temperatures.

Bollène is a relatively dry area, receiving approximately 793mm of precipitation annually, which averages out to around 66mm per month. The wettest month is November, averaging 125mm of rainfall. October and May also tend to see above-average precipitation. The driest month is July, with just 26mm. That's 100mm less than November, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Light snowfall can occur between January and December, totalling around 14cm annually. November is the snowiest month with approximately 3cm.

Bollène is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is May, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently spring in Bollène, which began on March 20, 2026. Bollène 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 July at around 31°C, while the coldest stretch bottoms out in January near 3°C. Summer is next, beginning on June 21, 2026 — 3 days from now.

The best time to visit Bollène is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 49mm per month. By contrast, January 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.

The table below shows monthly climate averages for Bollène 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.