Saint-Brieuc Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from comfortable to chilly in Saint-Brieuc. Average daytime temperatures reach a comfortable 22°C (72°F) in August. In February, the coolest month of the year, temperatures drop to a chilly 10°C (50°F).

At night, temperatures range from around 14°C (57°F) in August to 4°C (39°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Saint-Brieuc has a moderate amount of precipitation, averaging 781 mm (31 in) of rainfall annually. Despite minor fluctuations, Saint-Brieuc enjoys fairly consistent precipitation throughout the year. In December, you can expect around 80 mm (3.1 in) of precipitation, while in July, Saint-Brieuc receives about 52 mm (2 in). For more details, please visit our Saint-Brieuc Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Saint-Brieuc can be enjoyed more throughout the sunniest month of June under a blue sky, with approximately 6.9 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.2 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The city experiences its highest humidity in October, reaching 85%. In March, the humidity drops to its lowest level at 78%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year