About Mordelles, Brittany's Climate & Weather History

Mordelles is a city of approximately 6,500 people in Brittany, France. Located in the Central European time zone at 48.1°N latitude.

In 2025, Mordelles recorded an average annual temperature of 55°F. The hottest temperatures reached 95°F in June; the coolest were 25°F in January. Total precipitation for the year was 35 inches, with the wettest month being January. Snowfall for the year totaled approximately 1 inches.