March is firmly a winter month, although winter is easing, snow melts on warmer days, but usually more snow falls.
April has many above-freezing days, and the potential of warm spring days when it is delightful to be outside. The snow has usually melted by the end of April.
True summer weather usually starts sometime in May. The beginning of May is usually cool, and the temperature warms throughout May to see real summer weather and heat by mid May.
When is the Official Start of Summer in Minnesota?The official start of summer in Minnesota is on the summer solstice, either June 20 or June 21.
Unofficial Markers of the Start of Summer in Minnesota
- Getting your first mosquito bite.
- Getting your first sunburn.
- Your first swim in a lake.
- Seeing the first very small car with a large canoe strapped to the top of it on the road.
- When the giant pile of snow in the downtown St. Paul Sears parking lot has finally melted.
- When people who whine about snow switch to whining about the humidity.
- Being stuck in your first road construction traffic snarl - described by the adage "Minnesota has two seasons, winter and road construction".