In December, Mechelen typically sees daytime highs of 6.3°C and overnight lows around 1.1°C. Compared to the annual average high of 14.0°C, December runs -7.7°C.
December in Mechelen averages a daytime high of 6.3°C and an overnight low of 1.1°C.
December runs -7.7°C compared to Mechelen's annual average high of 14.0°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 6.3°C and cooler evenings around 1.1°C.