In August, Montreuil typically sees daytime highs of 23.4°C and overnight lows around 12.7°C. Compared to the annual average high of 14.9°C, August runs +8.5°C.
August in Montreuil averages a daytime high of 23.4°C and an overnight low of 12.7°C.
August runs +8.5°C compared to Montreuil's annual average high of 14.9°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 23.4°C and cooler evenings around 12.7°C.