The weather in Belle-Île-en-Mer on friday 18 July 2025
The average max temperature in Belle-Île-en-Mer on 18 July is normally around 26°C. For comparison: the highest daytime temperature in the past 10 years was 34°C in 2022, while the lowest was 22°C in 2014.
There’s a very slim chance of precipitation, as only 1 out of the last 10 years saw 4 mm of it on this day. The wind often comes from the South with a maximum strength of 4 Bft.The UV index can reach 9.
17 July
Temperature on 18 July in Belle-Île-en-Mer per year
This chart shows the average temperature on 18 July in Belle-Île-en-Mer, measured in degrees Celsius, over the past years.
Precipitation on 18 July in Belle-Île-en-Mer over the past years
This chart shows the total measured precipitation in millimetres on 18 July in Belle-Île-en-Mer over the past years.
Average Weather in Belle-Île-en-Mer by Month
Click on a month below to see detailed weather info for Belle-Île-en-Mer. 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 Belle-Île-en-Mer for all months at once
