Minnesota weather by county

Minnesota in September 2026

• 87 of 87 counties ran at least 1° warmer than usual in September 2026, and 0 ran at least 1° cooler.
• Warmest against its own records: Big Stone County (5th-warmest September of 132). Even the least warm, Chisago County, had its 20th-warmest.
• Wettest September against its records: Pennington County, 5.9 inches (3rd-wettest).
• 41 of 87 counties were in moderate drought or worse on NOAA's Palmer reading for September.
• Since 1970 the state's counties have warmed about 0.5° per decade on average, Cass County the most at 0.7°.

This week's forecast against the usual, and every month since 1895, for all 87 counties in Minnesota. 47 had a top-10 warm September in 2026.

• Aitkin County 13th warmest Sep
• Anoka County 17th warmest Sep
• Becker County 9th warmest Sep
• Beltrami County 11th warmest Sep
• Benton County 8th warmest Sep
• Big Stone County 5th warmest Sep
• Blue Earth County 12th warmest Sep
• Brown County 12th warmest Sep
• Carlton County 15th warmest Sep
• Carver County 13th warmest Sep
• Cass County 10th warmest Sep
• Chippewa County 10th warmest Sep
• Chisago County 20th warmest Sep
• Clay County 10th warmest Sep
• Clearwater County 11th warmest Sep
• Cook County 10th warmest Sep
• Cottonwood County 10th warmest Sep
• Crow Wing County 9th warmest Sep
• Dakota County 9th warmest Sep
• Dodge County 10th warmest Sep
• Douglas County 6th warmest Sep
• Faribault County 11th warmest Sep
• Fillmore County 8th warmest Sep
• Freeborn County 7th warmest Sep
• Goodhue County 11th warmest Sep
• Grant County 8th warmest Sep
• Hennepin County 13th warmest Sep
• Houston County 14th warmest Sep
• Hubbard County 11th warmest Sep
• Isanti County 15th warmest Sep
• Itasca County 11th warmest Sep
• Jackson County 10th warmest Sep
• Kanabec County 11th warmest Sep
• Kandiyohi County 10th warmest Sep
• Kittson County 7th warmest Sep
• Koochiching County 13th warmest Sep
• Lac qui Parle County 9th warmest Sep
• Lake County 16th warmest Sep
• Lake of the Woods County 9th warmest Sep
• Le Sueur County 12th warmest Sep
• Lincoln County 10th warmest Sep
• Lyon County 13th warmest Sep
• Mahnomen County 10th warmest Sep
• Marshall County 8th warmest Sep
• Martin County 9th warmest Sep
• McLeod County 14th warmest Sep
• Meeker County 12th warmest Sep
• Mille Lacs County 11th warmest Sep
• Morrison County 6th warmest Sep
• Mower County 5th warmest Sep
• Murray County 9th warmest Sep
• Nicollet County 13th warmest Sep
• Nobles County 9th warmest Sep
• Norman County 9th warmest Sep
• Olmsted County 12th warmest Sep
• Otter Tail County 7th warmest Sep
• Pennington County 8th warmest Sep
• Pine County 15th warmest Sep
• Pipestone County 6th warmest Sep
• Polk County 9th warmest Sep
• Pope County 7th warmest Sep
• Ramsey County 11th warmest Sep
• Red Lake County 9th warmest Sep
• Redwood County 13th warmest Sep
• Renville County 13th warmest Sep
• Rice County 11th warmest Sep
• Rock County 7th warmest Sep
• Roseau County 7th warmest Sep
• Scott County 13th warmest Sep
• Sherburne County 10th warmest Sep
• Sibley County 15th warmest Sep
• St. Louis County 11th warmest Sep
• Stearns County 6th warmest Sep
• Steele County 11th warmest Sep
• Stevens County 8th warmest Sep
• Swift County 8th warmest Sep
• Todd County 6th warmest Sep
• Traverse County 5th warmest Sep
• Wabasha County 13th warmest Sep
• Wadena County 10th warmest Sep
• Waseca County 10th warmest Sep
• Washington County 12th warmest Sep
• Watonwan County 6th warmest Sep
• Wilkin County 6th warmest Sep
• Winona County 13th warmest Sep
• Wright County 11th warmest Sep
• Yellow Medicine County 12th warmest Sep

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