In October, Saint-Malo typically sees daytime highs of 15.6°C and overnight lows around 9.6°C. Compared to the annual average high of 14.2°C, October runs +1.4°C.
October in Saint-Malo averages a daytime high of 15.6°C and an overnight low of 9.6°C.
October runs +1.4°C compared to Saint-Malo's annual average high of 14.2°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 15.6°C and cooler evenings around 9.6°C.