In July, Saint-Malo typically sees daytime highs of 20.6°C and overnight lows around 13.2°C. Compared to the annual average high of 14.2°C, July runs +6.4°C.
July in Saint-Malo averages a daytime high of 20.6°C and an overnight low of 13.2°C.
July runs +6.4°C compared to Saint-Malo's annual average high of 14.2°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 20.6°C and cooler evenings around 13.2°C.