In October, Montreuil typically sees daytime highs of 15.5°C and overnight lows around 7.0°C. Compared to the annual average high of 14.9°C, October runs +0.6°C.
October in Montreuil averages a daytime high of 15.5°C and an overnight low of 7.0°C.
October runs +0.6°C compared to Montreuil's annual average high of 14.9°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 15.5°C and cooler evenings around 7.0°C.