Average humidity in Haan
The mean monthly relative humidity over the year in Haan (North Rhine-Westphalia), Germany.
- On average, December is the most humid month, at 86.0%.
- On average, May is the least humid month, at 68.0%.
- The average annual percentage of humidity is 77%.
Weather Forecasts for Haan
broken clouds and chance of rain
broken clouds and chance of slight rain
broken clouds and thunder