In May, Arnhem typically sees daytime highs of 17.6°C and overnight lows around 7.0°C. Compared to the annual average high of 13.4°C, May runs +4.2°C.
May in Arnhem averages a daytime high of 17.6°C and an overnight low of 7.0°C.
May runs +4.2°C compared to Arnhem's annual average high of 13.4°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 17.6°C and cooler evenings around 7.0°C.