In May, Wetzlar typically sees daytime highs of 17.7°C and overnight lows around 6.7°C. Compared to the annual average high of 12.8°C, May runs +4.9°C.
May in Wetzlar averages a daytime high of 17.7°C and an overnight low of 6.7°C.
May runs +4.9°C compared to Wetzlar's annual average high of 12.8°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 17.7°C and cooler evenings around 6.7°C.