Average monthly rainy days in Aarau
The number of days each month with rain, snow and hail in Aarau (Aargau), Switzerland.
- Most rainy days are in March, April, May, June, July and August.
- On average, May is the most rainy with 17 days of rain/snow.
- On average, October is the driest month with 12 rainy days.
- The average annual number of rainy days is 181.
Forecast for Aarau
broken clouds and chance of rain
broken clouds and chance of slight rain
almost clear and no rain