Grass Lake, MI enjoys a temperate climate characterized by four distinct seasons. The summers are warm and humid with temperatures usually reaching the high 70s and low 80s, while winters are cold with temperatures occasionally dipping into the teens. Spring is mild with occasional rainshowers, and autumn brings cooler temperatures but still plenty of sunshine. The area receives an average of 40 inches of rainfall annually.
Grass Lake, Michigan gets 33 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grass Lake averages 41 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 178 sunny days per year in Grass Lake. The US average is 205 sunny days.
Grass Lake gets some kind of precipitation, on average, 133 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 33 inches of rain a year
Snow: averages 41 inches of snow a year