In August, Brest typically sees daytime highs of 19.8°C and overnight lows around 12.9°C. Compared to the annual average high of 14.3°C, August runs +5.5°C.
August in Brest averages a daytime high of 19.8°C and an overnight low of 12.9°C.
August runs +5.5°C compared to Brest's annual average high of 14.3°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 19.8°C and cooler evenings around 12.9°C.