The spring season in southeast Michigan is in full swing in May with longer days, warmer temperatures and milder weather. According to NOAA National Data Centers, the average temperature in May is 59.8 degrees.
Temperatures: Typically, May Weather in Detroit is characterized by milder, balmy temperatures. There are few temperature extremes in the month. In fact, the average temperature range is 49.4 to 70.2 degrees. That's not to say there are no exceptions. Detroit has seen both highs of 93 degrees and lows of 25 degrees in the month.
Rain? While snow is history in May, there is still a fair amount of rain. On average, May sees 11 days and 3.05 inches of rain.
Sunshine on a Cloudy Day? In May, the sun is less of a stranger and the possibility of sunshine is about 61%. Out of 31 days in the month, Detroit typically sees seven clear days, 10 partly-cloudy days and 14 cloudy days.