Average Precipitation for Minnesota in May





The tables below give monthly averages for rainfall plus snowfall during May at cities and other locations in Minnesota.

Each place has a total for the amount of precipitation it usually receives this month. There is also a count of the number of days with wet weather, when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

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

Southern Minnesota

Average monthly precipitation in May
Days Place Inches Milli­metres
13 Albert Lea 4.9 123
12 Faribault 4.4 111
11 Mankato 4.2 107
12 Minneapolis 3.9 99
13 Pipestone 4.0 101
11 Redwood Falls 3.7 93
13 Rochester 4.4 110
13 St. Paul 4.2 107
13 Winona 4.1 105
14 Worthington 4.1 104

Northeastern Minnesota

May averages for total rainfall plus snowfall
Days Place Inches Milli­metres
13 Duluth 3.4 86
9 Grand Marais 2.6 66
11 Grand Portage 3.1 79
13 Grand Rapids 3.2 82
11 Gunflint Lake 2.9 74
12 Hibbing 2.8 70
13 International Falls 3.1 78
13 Two Harbors 3.3 84
12 Wild River State Park 4.0 102

Northwestern Minnesota

Average amount of rain and snow in May
Days Place Inches Milli­metres
12 Agassiz Wildlife Refuge 3.2 80
12 Alexandria 3.1 77
13 Brainerd 3.9 100
12 Detroit Lakes 3.7 95
8 Fergus Falls 3.9 98
10 Mille Lacs Lake 3.1 79
12 Moorhead 3.4 86
11 St. Cloud 3.7 93
12 Warroad 3.5 89
Reference

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

Minnesota Precipitation
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