Average humidity in Harlingen
The mean monthly relative humidity over the year in Harlingen (Friesland), the Netherlands.
- On average, December is the most humid month, at 90.0%.
- On average, April is the least humid month, at 78.0%.
- The average annual percentage of humidity is 83%.
Forecast for Harlingen
almost clear and no rain
broken clouds and no rain
overcast and no rain