In May, Nantes typically sees daytime highs of 19.0°C and overnight lows around 8.5°C. Compared to the annual average high of 16.4°C, May runs +2.7°C.
May in Nantes averages a daytime high of 19.0°C and an overnight low of 8.5°C.
May runs +2.7°C compared to Nantes's annual average high of 16.4°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 19.0°C and cooler evenings around 8.5°C.