48221 Detroit, MI has a humid continental climate with generally warm and humid summers and cold, snowy winters. The average annual temperature is around 47掳F, with an average high of 65掳F in the summer and an average low of 30掳F in the winter. Summer months bring occasional thunderstorms that often produce heavy downpours. Snowfall averages about 32 inches annually, with much of it concentrated between December and February.
Detroit (zip 48221), Michigan gets 33 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Detroit (zip 48221) averages 34 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 180 sunny days per year in Detroit (zip 48221). The US average is 205 sunny days.
Detroit (zip 48221) gets some kind of precipitation, on average, 126 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 84 degrees
Winter Low: the January low is 19
Rain: averages 33 inches of rain a year
Snow: averages 34 inches of snow a year