Rennes Weather in August

What's the weather like in Rennes (Brittany) in August 2024?

The climate in Rennes during August can be summarized as warm and reasonably dry.

August is in the summer in Rennes and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 13°C (55°F) is normal.

Rennes weather averages (imperial / metric)
Daytime temperature 23.1°C 73.5°F
Nightly temperature 13°C 55.3°F
Average temperature 18°C 64.4°F
Daily sunshine 7.7 hrs
Avg rainfall 43 mm 1.7 ins
Rainy days 12 days
Sea temperature 17.4°C 63.3°F
Humidity 78%
Windspeed 13kph 8 mph

On average August is the 2nd driest month of the year in Rennes with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.7 hours of sunshine per day.

August temperatures in Rennes

Rennes average temperature in August

August rainfall

Rennes average rain in August

August hourly sunshine

Rennes average rain in August

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Rennes in August 2024.

Other monthly averages

Best places to visit in August

UV index Best time to go?

Rennes weather stats

Rennes weather statistics
Hottest month: July 23.4°C 74.1°F
Driest month: July 40mm 1.6ins
Sunniest month: July 8.7hrs
Coldest month: January 8°C 46.4°F
Wettest month: November 73mm 2.9ins
Map showing location of Rennes (48.11198, -1.67429) Rennes map pin © Google

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