Climate Insights for Billère

The climate in Billère is temperate. The average annual temperature is 13°C and approximately 1457mm of precipitation falls per year. Billère receives a notable amount of rainfall throughout the year, including during its driest month. Billère is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to 3°C. Light snow can occur between January and December.

Temperatures in Billère vary considerably across the year, with a 23°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 26°C and the mean temperature sits around 21°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 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.

Billère is a fairly wet location, receiving approximately 1457mm of precipitation annually, which averages out to around 121mm per month. The wettest month is June, averaging 157mm of rainfall. November and May also tend to see above-average precipitation. The driest month is July, with just 91mm. That's 65mm less than June, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Light snowfall can occur between January and December, totalling around 19cm annually. February is the snowiest month with approximately 7cm.

Billère is relatively calm, with an average annual wind speed of 6km/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 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently autumn in Billère, which began on September 23, 2026. Billère 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 August at around 26°C, while the coldest stretch bottoms out in January near 3°C. Winter is next, beginning on December 21, 2026 (87 days from now).

The best time to visit Billère is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 94mm per month. By contrast, January can be quite cold with temperatures dropping to 3°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Billère 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.