Average monthly snow and rainfall in Heiloo
The mean monthly precipitation over the year in Heiloo (Noord-Holland), including rain, snow, hail.
- Most rainfall (rainy season) is seen in October.
- On average, October is the wettest month with 102 mm of precipitation.
- On average, April is the driest month with 49 mm of precipitation.
- The average amount of annual precipitation is 944 mm.
Weather Forecasts for Heiloo
Wed May 01
20°C | 13°C
N 
18 km/h
18 km/h2.1 mm
almost clear and chance of slight rain
Thu May 02
24°C | 12°C
E 22 km/h
22 km/h0.8 mm
partly cloudy and small chance of slight rain
Fri May 03
14°C | 10°C
SW 32 km/h
32 km/h2 mm
overcast and rain
