Minnesota weather in September
One place stands in for Minnesota here — these are Minneapolis's numbers, not a statewide average.
Based on 1 weather station, in Minneapolis. One station — Minneapolis; the lake country north of it runs colder still, especially once the winter nights set in.
Minneapolis & St. Paul
Highs near 73°, nights around 54°, and 3.0 in of rain in a typical September.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Minneapolis | 73° / 54° | 5 | Cool mornings, shirtsleeve afternoons, and light like a photograph. |
Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.