Climate Overview
The climate in Septèmes-les-Vallons is temperate. The average annual temperature is 16°C and approximately 550mm of precipitation falls per year. November is the wettest month, receiving around 113mm of rainfall. Septèmes-les-Vallons is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, March, January, when temperatures can drop to 9°C.
Temperature
Septèmes-les-Vallons sees moderate temperature variation throughout the year, ranging from 9°C to 26°C. The warmest month is August, when average highs reach 26°C and the mean temperature sits around 23°C. February is the coolest month, with minimum temperatures around 9°C and an average of 11°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between September and October, with a 5°C shift in average temperatures.
Precipitation
Septèmes-les-Vallons is a relatively dry area, receiving approximately 550mm of precipitation annually, which averages out to around 46mm per month. The wettest month is November, averaging 113mm of rainfall. October and February also tend to see above-average precipitation. The driest month is August, with just 5mm. That's 108mm less than November, 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.
Wind
Septèmes-les-Vallons 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 February, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.
Seasons
52 days until Autumn
It is currently summer in Septèmes-les-Vallons, which began on June 21, 2026. Septèmes-les-Vallons 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 February near 9°C. Autumn is next, beginning on September 23, 2026 — 52 days from now.
Spring
Temperatures range from 9 to 19°C. Rainfall is relatively light, with around 95mm over the season and a monthly average of 32mm. Winds are generally light, averaging 7km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 18 to 26°C. Precipitation is minimal, with only around 33mm for the entire season. Winds are generally light, averaging 5km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 12 to 24°C. Precipitation is moderate at around 256mm for the season, averaging 85mm per month. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 9 to 14°C. Precipitation is moderate at around 167mm for the season, averaging 56mm per month. Winds are generally light, averaging 6km/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 Septèmes-les-Vallons 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 21mm per month. By contrast, February can be quite cold with temperatures dropping to 9°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Septèmes-les-Vallons 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.
