In May, Hoorn typically sees daytime highs of 16.1°C and overnight lows around 7.1°C. Compared to the annual average high of 12.5°C, May runs +3.5°C.
May in Hoorn averages a daytime high of 16.1°C and an overnight low of 7.1°C.
May runs +3.5°C compared to Hoorn's annual average high of 12.5°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 16.1°C and cooler evenings around 7.1°C.