South Milwaukee, WI has a humid continental climate with hot, humid summers and cold winters. Precipitation is abundant throughout the year, though the highest amounts occur during late spring and early summer. Winters are generally cold, with temperatures often dropping below freezing for extended periods of time. Snowfall averages around 40-50 inches per season, although heavier snowfalls do occur from time to time. Summers are generally warm and humid, with average high temperatures typically reaching into the 80s and 90s Fahrenheit (27-35 Celsius). The city experiences mild autumns and springs, with temperatures ranging between 50 and 70 degrees Fahrenheit (10-21 Celsius).
South Milwaukee, Wisconsin gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
South Milwaukee averages 45 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in South Milwaukee. The US average is 205 sunny days.
South Milwaukee gets some kind of precipitation, on average, 124 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.
Weather Highlights
Summer High: the July high is around 81 degrees
Winter Low: the January low is 13
Rain: averages 36 inches of rain a year
Snow: averages 45 inches of snow a year