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Rennes Weather in September

September in Rennes averages 22°C (72°F) during the day and 11°C (52°F) at night. The perfect conditions and moderate rainfall make it a solid month to visit.

Rainfall in Rennes in September

Typically around 12 days of rainfall are expected, averaging 57 mm (2.2 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Rennes in September

September is a good time to be in Rennes. Days are perfect, reaching 22°C (72°F), with nights around 11°C (52°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Rennes in September

The month experiences a moderate amount of sunlight, with 177 hours of sunshine. This provides a nice balance between sunshine and clouds.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August and September typically offer the best circumstances for Rennes.

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For a detailed overview over the year and the best time to visit France, check out our Rennes's climate page.

Rennes Temperature in September

Min TemperatureMin Temperature 11°C (52°F)  
Max TemperatureMax Temperature 22°C (72°F)  
Chance of RainChance of Rain 40%  
PrecipitationPrecipitation 57 mm (2.2 in)  
Rainy daysRainy days 12 days  
HumidityHumidity 80%  
SunshineSunshine 177 hours  
Percentage SunshinePercentage Sunshine  

Best Places in France in September

Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in September →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Rennes in September

For Rennes in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Rennes in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
6/10
Cycling
10/10
Walking
10/10
Camping
8/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit France, check out our Rennes's climate page.

More climate data for Rennes