Average humidity in Chertsey
The mean monthly relative humidity over the year in Chertsey (Surrey), the United Kingdom.
- On average, November is the most humid month, at 81.0%.
- On average, April is the least humid month, at 64.0%.
- The average annual percentage of humidity is 71%.
Forecast for Chertsey
broken clouds and small chance of slight rain
overcast and rain
overcast and heavy rain