The weather in Île d'Oléron on sunday 20 July 2025
The average max temperature in Île d'Oléron on 20 July is normally around 25°C. For comparison: the highest daytime temperature in the past 10 years was 31°C in 2020, while the lowest was 21°C in 2017.
There’s a fair chance of precipitation, as 5 out of the last 10 years had some, with an average of 1,4 mm on this day. The wind often comes from the West with a maximum strength of 4 Bft.The UV index can reach 7.
Temperature on 20 July in Île d'Oléron per year
This chart shows the average temperature on 20 July in Île d'Oléron, measured in degrees Celsius, over the past years.
Precipitation on 20 July in Île d'Oléron over the past years
This chart shows the total measured precipitation in millimetres on 20 July in Île d'Oléron over the past years.
Average Weather in Île d'Oléron by Month
Click on a month below to see detailed weather info for Île d'Oléron. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Île d'Oléron for all months at once