Brillion, WI experiences an average of four distinct seasons throughout the year. During the summer months, temperatures range from mild to hot, with occasional bouts of humidity. Spring and fall are typically mild with occasional rain showers. In the winter, temperatures drop to freezing or below and snowfall is common. Overall, Brillion has a humid continental climate that transitions into a humid subtropical climate in mid-summer due to the increased moisture content in the air during that time of year.
Brillion, Wisconsin gets 31 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Brillion averages 42 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 Brillion. The US average is 205 sunny days.
Brillion gets some kind of precipitation, on average, 118 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 9
Rain: averages 31 inches of rain a year
Snow: averages 42 inches of snow a year