Climate Overview
The climate in Septèmes-les-Vallons is temperate. The average annual temperature is 16°C and approximately 615mm of precipitation falls per year. October is the wettest month, receiving around 83mm 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: July, August, June. The coldest months are January, December, February, when temperatures can drop to 3°C.
Temperature
Temperatures in Septèmes-les-Vallons vary considerably across the year, with a 29°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 32°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 3°C and an average of 7°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 6°C shift in average temperatures.
Precipitation
Septèmes-les-Vallons is a relatively dry area, receiving approximately 615mm of precipitation annually, which averages out to around 51mm per month. The wettest month is October, averaging 83mm of rainfall. November and May also tend to see above-average precipitation. The driest month is July, with just 12mm. That's 71mm 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.
Wind
Septèmes-les-Vallons is mildly breezy, with an average annual wind speed of 13km/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 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 12km/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.
Seasons
7 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 July at around 32°C, while the coldest stretch bottoms out in January near 3°C. Autumn is next, beginning on September 23, 2026 (7 days from now).
Spring
Temperatures range from 6 to 23°C. Precipitation is moderate at around 179mm for the season, averaging 60mm per month. Winds are generally light, averaging 13km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.
Summer
Temperatures range from 18 to 32°C. Rainfall is relatively light, with around 74mm over the season and a monthly average of 25mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 7 to 26°C. Precipitation is moderate at around 228mm for the season, averaging 76mm per month. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 3 to 14°C. Rainfall is relatively light, with around 134mm over the season and a monthly average of 45mm. Winds are generally light, averaging 13km/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, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 62mm per month. By contrast, July can be uncomfortably hot with highs reaching 32°C, while January is the coldest period with lows dropping to 3°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 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.
