Minnesota's Mediterranean Summer of 2021

Minnesota's weather has resembled a Mediterranean summer this year.

Wine grapes bask in the hot sun
Wine grapes bask in the hot August sun at the University of Minnesota's Horticultural Research Center in Chanhassen, Minnesota.
Paul Huttner/MPR News

Welcome to Barcelona.

Most of Minnesota is living through a summer that’s more typical of Mediterranean climates than our typical Minnesota summers. By most metrics, our warm and dry summer has created one of Minnesota’s deepest droughts in decades. And this type of summer weather in Minnesota is more typical of climate zones in the northern Mediterranean Sea.

A beach in Barcelona, Spain
A beach in Barcelona, Spain.
Sergi Larripa via Wikipedia

Very warm and dry

Summer temperatures in Minnesota are running about 4 degrees warmer than average in much of Minnesota.

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June temperature departure
June temperature departure. Temperatures in most of Minnesota ran between 4 and 8 degrees warmer than average.
Midwest Regional Climate Center

So far the average temperature for the Twin Cities since June 1 is about 76 degrees. That’s not far from the summer average temperature in places like Barcelona, Spain, which is about 77 degrees.

Droughty

Most of Minnesota picks up more than 12-inches of rain in an average summer. Summer rainfall in Minnesota has been scant with many areas showing 6 to 10-inch rainfall deficits since June 1.

Before Tuesday’s rainfall, the Twin Cities recorded just 5.44 inches of rain since June 1. That’s not much more than the summer average rainfall of around 5 inches in Barcelona.

July 2021 precipitation departure from average
July 2021 precipitation departure from average. Most of Minnesota received less than 50% of average rainfall in July.
Midwest Regional Climate Center

So when you compare Minnesota’s summer weather this year to other climate zones around the globe, this summer is more typical of some Mediterranean climates than a typical lukewarm, rainy Minnesota summer.