West Allis, Wisconsin gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.
West Allis averages 45 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 188 sunny days per year in West Allis. The US average is 205 sunny days.
West Allis gets some kind of precipitation, on average, 123 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Summer High: the July high is around 84 degrees
Winter Low: the January low is 12
Rain: averages 35 inches of rain a year
Snow: averages 45 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for West Allis is 6.7 (10=best), which means it is one of the most pleasant places in Wisconsin.
6.7 / 10
August, June and July are the most pleasant months in West Allis, while January and February are the least comfortable months.