Mackinac Island, MI has a warm and humid continental climate with short, mild winters and long, hot summers. The island receives an average of 30 inches of precipitation each year, mostly in the form of rain or snow. Winters are chilly but rarely cold enough to freeze over Lake Huron鈥檚 surrounding waters. Summers tend to be warm and humid, with temperatures reaching 80 degrees or higher on some days. Spring and autumn bring unpredictable weather patterns but generally mild temperatures.
Mackinac Island (zip 49757), Michigan gets 30 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Mackinac Island (zip 49757) averages 89 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 156 sunny days per year in Mackinac Island (zip 49757). The US average is 205 sunny days.
Mackinac Island (zip 49757) gets some kind of precipitation, on average, 131 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 76 degrees
Winter Low: the January low is 10
Rain: averages 30 inches of rain a year
Snow: averages 89 inches of snow a year