Rennes

Summer (June to August):

• Summers in Brittany are generally mild and pleasant.
• Daytime temperatures average around 20-25°C (68-77°F), making it a comfortable time for outdoor activities and exploring the region.

Fall (September to November):

• Fall brings cooler temperatures, with daytime highs ranging from 15-20°C (59-68°F).
• It can be a lovely time to visit, especially for those who enjoy the changing colors of the landscape.

Winter (December to February):

• Winters in Brittany are mild, but temperatures can be cool.
• Daytime highs range from 8-12°C (46-54°F), and frost is relatively rare.

Spring (March to May):

• Spring is a refreshing time with blooming flowers and warmer temperatures.
• Daytime highs range from 12-18°C (54-64°F).