Casco Township in St. Clair County, Michigan has a humid continental climate with warm summers and cold winters. Average temperatures range from 25°F in the winter months to 68°F during the summer months. Rainfall is heavy, averaging more than 33 inches per year, while snowfall averages around 36 inches per year. The area enjoys all four seasons, with days that are often sunny but also plenty of cloudy and overcast days as well. Winters usually bring temperatures below freezing along with a layer of snow across parts of the region throughout much of the season. Spring brings moderate temperatures, as well as an abundance of blooms and lush vegetation that colors the landscape. Summer brings hot and humid conditions, while autumn brings milder weather and a beautiful array of autumn foliage colors.
Casco township (St. Clair County), Michigan gets 34 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Casco township (St. Clair County) averages 33 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 177 sunny days per year in Casco township (St. Clair County). The US average is 205 sunny days.
Casco township (St. Clair County) gets some kind of precipitation, on average, 130 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 82 degrees
Winter Low: the January low is 16
Rain: averages 34 inches of rain a year
Snow: averages 33 inches of snow a year