Climate Overview
The climate in Saint-Bonnet-en-Champsaur is cool. The average annual temperature is 7°C and approximately 1205mm of precipitation falls per year. Saint-Bonnet-en-Champsaur receives a notable amount of rainfall throughout the year, including during its driest month. Saint-Bonnet-en-Champsaur 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, December, February, when temperatures can drop to -6°C. Saint-Bonnet-en-Champsaur experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Saint-Bonnet-en-Champsaur vary considerably across the year, with a 28°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 22°C with a mean of 17°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -3°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.
Precipitation
Saint-Bonnet-en-Champsaur is a fairly wet location, receiving approximately 1205mm of precipitation annually, which averages out to around 100mm per month. The wettest month is December, averaging 150mm of rainfall. November and May also tend to see above-average precipitation. The driest month is July, with just 42mm. That's 108mm less than December, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Saint-Bonnet-en-Champsaur receives heavy snowfall, accumulating around 409cm annually from January through December. The snowiest month is December, with approximately 97cm. Winter travel should account for significant snow cover.
Wind
Saint-Bonnet-en-Champsaur 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 January, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.
Seasons
82 days until Winter
It is currently autumn in Saint-Bonnet-en-Champsaur, which began on September 23, 2026. Saint-Bonnet-en-Champsaur 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 22°C, while the coldest stretch bottoms out in January near -6°C. Winter is next, beginning on December 21, 2026 (82 days from now).
Spring
Temperatures range from -3 to 14°C. Rainfall is heavy, totalling around 341mm across the season with a monthly average of 114mm. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 9 to 22°C. Precipitation is moderate at around 196mm for the season, averaging 65mm per month. Winds are generally light, averaging 6km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -3 to 17°C. Rainfall is heavy, totalling around 330mm across the season with a monthly average of 110mm. Expect around 58cm of snow accumulation during this period. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -6 to 5°C. Rainfall is heavy, totalling around 338mm across the season with a monthly average of 113mm. Expect around 238cm of snow accumulation during this period. Winds are generally light, averaging 6km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Best Time to Visit
The best time to visit Saint-Bonnet-en-Champsaur is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 52mm per month. By contrast, January can be quite cold with temperatures dropping to -6°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 Saint-Bonnet-en-Champsaur 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.
