In June, Saint-Brieuc typically sees daytime highs of 18.6°C and overnight lows around 10.9°C. Compared to the annual average high of 14.1°C, June runs +4.5°C.
June in Saint-Brieuc averages a daytime high of 18.6°C and an overnight low of 10.9°C.
June runs +4.5°C compared to Saint-Brieuc's annual average high of 14.1°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 18.6°C and cooler evenings around 10.9°C.