In May, Montreuil typically sees daytime highs of 18.6°C and overnight lows around 8.1°C. Compared to the annual average high of 14.9°C, May runs +3.7°C.
May in Montreuil averages a daytime high of 18.6°C and an overnight low of 8.1°C.
May runs +3.7°C compared to Montreuil's annual average high of 14.9°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 18.6°C and cooler evenings around 8.1°C.