The weather in August in Olonne-sur-Mer

It's warm in August in Olonne-sur-Mer with an average temperature of 25°C. Temperatures this month range from a low of 23°C to a high of 27°C. At night, you can expect temperatures between 14°C and 17°C.

Looking for great weather? August is a good time to be in Olonne-sur-Mer. The temperatures are nice, and there’s not too much rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for Olonne-sur-Mer, France. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 38°C in 2020, Olonne-sur-Mer reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 17°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of 7°C to a highest value of 23°C.

Rainfall amount

In August, there is an average of 43 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the Southwest.

Daily weather in August for Olonne-sur-Mer

Click on any day in August to get detailed info about the usual weather on that day in Olonne-sur-Mer. Check out the historical temperatures and precipitation over the past 10 years on this day.

August weather comparison

  Olonne-sur-Mer New York
Average temperature 25°C 30°C
Max. temperature 27°C 31°C
Min. temperature 14°C -5°C
Total precipitation 43 mm 79 mm
Rainy days 8 days 13 days

Start of August

The month of August starts in Olonne-sur-Mer with warm temps, averaging around 26°C during the day and nights around 16°C.

Mid August

By mid-August, daytime temps drop to around 25°C, with nights around 16°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of August

By the end of August, the average daytime temperature in Olonne-sur-Mer is around 26°C, while nighttime temps are about 16°C. A shower might pop up, but overall, the weather will be dry and sunny.

Find affordable trips to Olonne-sur-Mer

UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Olonne-sur-Mer for all months and discover the best travel time

Curious about the weather in other parts of France? Check out the climate and weather for spots like Paris, Côte d'Azur, Bretagne, or explore other destinations in France.

Temperature charts

These charts show the average temperatures in August in Olonne-sur-Mer, France. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in August in Olonne-sur-Mer

Temperature in August in Olonne-sur-Mer over the years

Precipitation charts

These charts show the average amount of precipitation in August in Olonne-sur-Mer, France. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in August in Olonne-sur-Mer

Total precipitation in August in Olonne-sur-Mer over the years

Daily UV index in August in Olonne-sur-Mer

This chart shows the average daily UV index in August in Olonne-sur-Mer, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in August in Olonne-sur-Mer

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Average weather in Olonne-sur-Mer by month

Click on a month below to see detailed weather info for Olonne-sur-Mer. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.