Climate Overview
The climate in Ile d'Yeu is temperate. The average annual temperature is 14°C and approximately 768mm of precipitation falls per year. November is the wettest month, receiving around 107mm of rainfall. Ile d'Yeu 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 January, February, March, when temperatures can drop to 8°C.
Temperature
Ile d'Yeu sees moderate temperature variation throughout the year, ranging from 8°C to 20°C. August is the warmest month, though highs remain moderate at 20°C with a mean of 19°C. January is the coolest month, with minimum temperatures around 8°C and an average of 9°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows. The sharpest temperature change occurs between October and November, with a 3°C shift in average temperatures.
Precipitation
Ile d'Yeu is a relatively dry area, receiving approximately 768mm of precipitation annually, which averages out to around 64mm per month. The wettest month is November, averaging 107mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 28mm. That's 79mm 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.
Wind
Ile d'Yeu is moderately windy, with an average annual wind speed of 24km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 29km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in August, with average winds dropping to 20km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 9km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 28km/h in winter, 24km/h in spring, 20km/h in summer, 25km/h in autumn.
Seasons
85 days until Winter
It is currently autumn in Ile d'Yeu, which began on September 23, 2026. Ile d'Yeu 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 20°C, while the coldest stretch bottoms out in January near 8°C. Winter is next, beginning on December 21, 2026 (85 days from now).
Spring
Temperatures range from 9 to 16°C. Rainfall is relatively light, with around 150mm over the season and a monthly average of 50mm. Winds are moderate at around 24km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.
Summer
Temperatures range from 17 to 20°C. Rainfall is relatively light, with around 107mm over the season and a monthly average of 36mm. Winds are moderate at around 20km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 12 to 19°C. Precipitation is moderate at around 251mm for the season, averaging 84mm per month. Winds are moderate at around 25km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 8 to 12°C. Precipitation is moderate at around 261mm for the season, averaging 87mm per month. Winds are strong, averaging 28km/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 Ile d'Yeu is during June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 50mm per month. By contrast, January can be quite cold with temperatures dropping to 8°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 Ile d'Yeu 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.
