In May, Alkmaar typically sees daytime highs of 14.1°C and overnight lows around 8.0°C. Compared to the annual average high of 12.0°C, May runs +2.1°C.
May in Alkmaar averages a daytime high of 14.1°C and an overnight low of 8.0°C.
May runs +2.1°C compared to Alkmaar's annual average high of 12.0°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 14.1°C and cooler evenings around 8.0°C.