Average Temperatures for Minnesota in May

Average temperatures for May at cities, towns, parks and lakes throughout Minnesota are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: Southern, Northeastern and Northwestern Minnesota.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Southern Minnesota

Average May temperatures
High °F Low °F Place High °C Low °C
68 48 Albert Lea 20 9
68 45 Faribault 20 7
69 47 Mankato 21 8
69 50 Minneapolis 21 10
68 47 Pipestone 20 8
70 48 Redwood Falls 21 9
68 47 Rochester 20 8
67 48 St. Paul 20 9
69 48 Winona 20 9
68 46 Worthington 20 8

Northeastern Minnesota

Average daily temperatures in May
High °F Low °F Place High °C Low °C
65 43 Big Sandy Lake Dam 18 6
63 41 Duluth 17 5
53 37 Grand Marais 12 3
58 37 Grand Portage 15 3
66 40 Grand Rapids 19 5
62 38 Gunflint Lake 16 3
63 36 Hibbing 17 2
64 38 International Falls 18 3
58 39 Two Harbors 15 4
69 43 Wild River State Park 20 6

Northwestern Minnesota

May temperatures: daily averages
High °F Low °F Place High °C Low °C
67 44 Agassiz Wildlife Refuge 20 7
66 46 Alexandria 19 8
67 43 Brainerd 19 6
66 42 Detroit Lakes 19 6
67 45 Fergus Falls 19 7
65 43 Mille Lacs Lake 18 6
69 45 Moorhead 20 7
68 45 St. Cloud 20 7
62 40 Warroad 17 4
65 40 Waskish 18 4
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Minnesota Temperatures
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