In May, Arnsberg typically sees daytime highs of 16.3°C and overnight lows around 6.0°C. Compared to the annual average high of 11.9°C, May runs +4.4°C.
May in Arnsberg averages a daytime high of 16.3°C and an overnight low of 6.0°C.
May runs +4.4°C compared to Arnsberg's annual average high of 11.9°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 16.3°C and cooler evenings around 6.0°C.