Average humidity in Maarssen
The mean monthly relative humidity over the year in Maarssen (Utrecht Province), the Netherlands.
- On average, December is the most humid month, at 89.0%.
- On average, May is the least humid month, at 75.0%.
- The average annual percentage of humidity is 82%.
Forecast for Maarssen
partly cloudy and chance of sleet
broken clouds and rain
overcast and slight rain