West Allis (WI) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in West Allis (Wisconsin). The numbers are calculated over a 30-year period to provide a reliable average.
- 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.
Current rainfall in West Allis (WI)
overcast and no rain
broken clouds and no rain
broken clouds and no rain