In April, Alkmaar typically sees daytime highs of 10.3°C and overnight lows around 4.5°C. Compared to the annual average high of 12.0°C, April runs -1.8°C.
April in Alkmaar averages a daytime high of 10.3°C and an overnight low of 4.5°C.
April runs -1.8°C compared to Alkmaar's annual average high of 12.0°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 10.3°C and cooler evenings around 4.5°C.