Average monthly snow and rainfall in West Allis (WI)
The mean monthly precipitation over the year in West Allis (Wisconsin), including rain, snow, hail.
- Most rainfall (rainy season) is seen in April and June.
- On average, June is the wettest month with 141 mm of precipitation.
- On average, January is the driest month with 36 mm of precipitation.
- The average amount of annual precipitation is 977 mm.
Forecast for West Allis (WI)
almost clear and no rain
broken clouds and thunder
partly cloudy and no rain