Minnesota weather in September: Statewide normals and every place, NOAA 1991-2020
In September, Minnesota's statewide normal high is 70°F and normal low 47°F; normal highs run from 62°F in Lutsen to 76°F in Milan (NOAA 1991-2020 normals).
- Statewide normal high
- 70°FSeptember, 1991-2020
- Statewide normal low
- 47°FSeptember, 1991-2020
- Statewide normal precipitation
- 3.12 inSeptember
- Warmest place
- 76°Fnormal high, Milan
- Coolest place
- 62°Fnormal high, Lutsen
Where is Minnesota warmest and wettest in September?
Milan has the warmest September afternoons (76°F) and Lutsen the coolest (62°F). Mabel gets the most precipitation (4.37 in) and Browns Valley the least (2.43 in).
Statewide, September averaged 61.6°F in 2021, 60.3°F in 2022, 63.5°F in 2023, 65.2°F in 2024, 62.4°F in 2025, against a 1991-2020 normal of 58.6°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Minneapolis | 73°F | 54°F | 3.02 | 0.0 |
| St. Paul | 72°F | 53°F | 3.08 | – |
| Rochester | 72°F | 50°F | 3.60 | 0.0 |
| Duluth | 67°F | 47°F | 3.48 | 0.1 |
| St. Cloud | 71°F | 48°F | 3.01 | 0.0 |
| Eden Prairie | 74°F | 53°F | 3.05 | – |
| Mankato | 74°F | 50°F | 3.30 | 0.0 |
| Moorhead | 72°F | 49°F | 2.94 | 0.0 |
| Andover | 72°F | 48°F | 2.53 | 0.0 |
| Rosemount | 72°F | 50°F | 3.44 | – |
| Chaska | 73°F | 50°F | 3.26 | 0.0 |
| Elk River | 73°F | 49°F | 3.61 | 0.0 |
| Austin | 72°F | 50°F | 3.60 | 0.0 |
| Owatonna | 73°F | 51°F | 3.80 | 0.0 |
| Winona | 75°F | 55°F | – | – |
| Chanhassen | 71°F | 51°F | 3.29 | 0.0 |
| Faribault | 73°F | 50°F | 3.68 | 0.0 |
| Farmington | 72°F | 52°F | 3.20 | 0.0 |
| Hastings | 73°F | 53°F | 3.21 | – |
| Willmar | 72°F | 50°F | 2.64 | 0.0 |
| New Hope | 72°F | 52°F | 3.45 | 0.0 |
| Forest Lake | 74°F | 50°F | 3.18 | 0.0 |
| Stillwater | 71°F | 51°F | 3.32 | – |
| Albert Lea | 73°F | 51°F | 3.71 | 0.0 |
| Red Wing | 73°F | 52°F | 3.66 | – |
| Buffalo | 71°F | 51°F | 3.39 | 0.0 |
| Hibbing | 66°F | 40°F | 3.06 | – |
| Alexandria | 70°F | 50°F | 2.63 | – |
| Hutchinson | 74°F | 52°F | 3.02 | – |
| Brainerd | 71°F | 47°F | 2.60 | – |
| Fergus Falls | 71°F | 49°F | 3.04 | – |
| Marshall | 75°F | 50°F | 3.06 | 0.0 |
| New Ulm | 73°F | 52°F | 3.31 | 0.0 |
| Worthington | 73°F | 49°F | 3.21 | 0.0 |
| Cloquet | 67°F | 46°F | 3.56 | 0.0 |
| St. Peter | 72°F | 49°F | 3.16 | 0.0 |
| Grand Rapids | 68°F | 45°F | 3.05 | 0.0 |
| Cambridge | 72°F | 50°F | 3.07 | 0.0 |
| Hermantown | 66°F | 47°F | 3.50 | – |
| Fairmont | 75°F | 52°F | 3.44 | – |
| Detroit Lakes | 70°F | 46°F | 3.55 | 0.0 |
| Little Falls | 75°F | 50°F | 2.96 | 0.0 |
| Waseca | 73°F | 50°F | 4.12 | 0.0 |
| Delano | 72°F | 50°F | – | – |
| Crookston | 70°F | 46°F | 2.60 | – |
| Jordan | 72°F | 50°F | 3.20 | 0.0 |
| Byron | 72°F | 47°F | 3.47 | 0.0 |
| Litchfield | 71°F | 48°F | 3.04 | – |
| International Falls | 66°F | 42°F | 3.00 | 0.1 |
| Montevideo | 74°F | 48°F | 3.01 | 0.0 |
| La Crescent | 72°F | 56°F | 3.87 | 0.0 |
| Morris | 72°F | 48°F | 2.68 | 0.0 |
| Redwood Falls | 74°F | 50°F | 2.85 | – |
| Windom | 75°F | 52°F | 3.20 | 0.0 |
| St. James | 74°F | 51°F | 3.43 | 0.0 |
| Park Rapids | 69°F | 46°F | 2.70 | – |
| Wadena | 69°F | 47°F | 2.86 | 0.0 |
| Pipestone | 73°F | 50°F | 3.25 | 0.0 |
| Zumbrota | 72°F | 49°F | 3.92 | 0.0 |
| Melrose | 70°F | 48°F | 2.78 | 0.0 |
| Mora | 70°F | 47°F | 3.27 | 0.0 |
| Long Prairie | 68°F | 46°F | 3.29 | 0.0 |
| Two Harbors | 67°F | 49°F | 3.53 | 0.0 |
| Eveleth | 66°F | 45°F | 3.44 | – |
| Benson | 74°F | 49°F | 2.75 | 0.0 |
| Breckenridge | 73°F | 48°F | – | – |
| Ely | 66°F | 46°F | – | – |
| Milaca | 70°F | 46°F | 3.19 | 0.0 |
| Moose Lake | 69°F | 48°F | 3.18 | – |
| Caledonia | 72°F | 51°F | 4.04 | 0.0 |
| Granite Falls | 75°F | 48°F | 3.18 | 0.0 |
| Glenwood | 74°F | 47°F | 2.93 | 0.0 |
| Sandstone | 69°F | 46°F | 3.47 | – |
| Wells | 74°F | 51°F | 3.72 | 0.0 |
| Gaylord | 72°F | 51°F | – | – |
| Olivia | 73°F | 47°F | 2.94 | 0.0 |
| Rice | 71°F | 47°F | 3.07 | – |
| Aitkin | 69°F | 46°F | 3.10 | – |
| Tracy | 73°F | 51°F | 3.80 | 0.0 |
| Springfield | 74°F | 48°F | 2.91 | 0.0 |
| Warroad | 66°F | 43°F | 3.00 | – |
| Hinckley | 69°F | 44°F | 3.61 | 0.0 |
| Rushford | 73°F | 48°F | 3.96 | – |
| Lakefield | 73°F | 49°F | 3.11 | 0.0 |
| Ada | 71°F | 46°F | 2.80 | – |
| Canby | 73°F | 50°F | 2.80 | 0.0 |
| Warren | 70°F | 46°F | – | – |
| Dassel | 73°F | 51°F | 3.30 | 0.0 |
| Red Lake | 66°F | 48°F | 2.50 | – |
| Madison | 73°F | 49°F | 2.64 | 0.0 |
| New York Mills | 69°F | 47°F | 2.94 | 0.0 |
| Winnebago | 74°F | 51°F | 3.47 | 0.0 |
| Fosston | 69°F | 45°F | 2.97 | – |
| Babbitt | 65°F | 42°F | 3.27 | 0.0 |
| Wheaton | 73°F | 50°F | 2.90 | 0.0 |
| Red Lake Falls | 69°F | 47°F | 2.81 | 0.0 |
| New London | 72°F | 50°F | 3.47 | 0.0 |
| Preston | 73°F | 47°F | 3.68 | 0.0 |
| Grand Marais | 63°F | 48°F | 2.65 | – |
| Mahnomen | 69°F | 47°F | 2.76 | – |
| Grand Meadow | 71°F | 48°F | 4.07 | 0.0 |
| Sherburn | 74°F | 49°F | 3.08 | – |
| Walker | 68°F | 49°F | 3.37 | – |
| Baudette | 67°F | 45°F | 3.13 | – |
| Kimball | 71°F | 49°F | 3.12 | – |
| Hallock | 69°F | 46°F | 2.57 | – |
| Blackduck | 68°F | 42°F | – | – |
| Lamberton | 73°F | 49°F | 3.46 | 0.0 |
| Ottertail | 69°F | 49°F | 3.16 | – |
| Brownton | 72°F | 49°F | 3.22 | 0.0 |
| Mabel | 72°F | 47°F | 4.37 | – |
| Cass Lake | 68°F | 47°F | 2.91 | 0.0 |
| Argyle | 72°F | 44°F | 2.69 | 0.0 |
| Cook | 65°F | 46°F | 3.25 | 0.0 |
| Floodwood | 67°F | 44°F | 3.50 | 0.0 |
| Amboy | 76°F | 52°F | 3.34 | 0.0 |
| Browns Valley | 74°F | 46°F | 2.43 | 0.0 |
| Rothsay | 70°F | 49°F | 2.75 | 0.0 |
| Tower | 67°F | 42°F | 3.92 | 0.0 |
| Milan | 76°F | 50°F | 2.77 | 0.0 |
| Lake Wilson | 72°F | 48°F | 3.24 | 0.0 |
| Lutsen | 62°F | 44°F | – | – |
| Orr | 64°F | 41°F | 2.97 | – |
| Minnesota City | 71°F | 54°F | 3.73 | 0.0 |
| Big Falls | 65°F | 44°F | 3.16 | – |
| Wright | 66°F | 43°F | 3.24 | 0.0 |
| Northome | 67°F | 45°F | 3.10 | – |
| Georgetown | 72°F | 48°F | 2.88 | 0.0 |
| Bruno | 68°F | 46°F | 3.40 | 0.0 |
| Agassiz Refuge | 70°F | 48°F | 2.70 | – |
| Artichoke Lake (1 mi E) | 74°F | 51°F | 2.65 | 0.0 |
| Brimson (2 mi S) | 66°F | 41°F | 3.42 | 0.0 |
| Camp Norris DNR | 66°F | 44°F | 3.06 | 0.0 |
| Cedar | 71°F | 51°F | 3.08 | 0.0 |
| Celina (2 mi E) | 66°F | 42°F | – | – |
| Collegeville St John's | 71°F | 51°F | 2.96 | 0.0 |
| Cotton | 67°F | 43°F | 3.38 | – |
| Deep Portage | 68°F | 48°F | – | – |
| Embarrass | 66°F | 41°F | 3.86 | – |
| Goodridge (12 mi NNW) | 67°F | 43°F | 2.77 | – |
| Grand Portage | 65°F | 44°F | 3.13 | 0.0 |
| Gull Lake Dam | 68°F | 49°F | 2.66 | – |
| Gunflint Lake (10 mi NW) | 64°F | 45°F | 3.51 | 0.0 |
| Isabella (14 mi W) | 65°F | 43°F | 3.54 | – |
| Island Lake (4 mi E) | 66°F | 46°F | 3.49 | – |
| Isle (12 mi N) | 69°F | 49°F | 2.95 | 0.0 |
| Itasca University Of Minn | 68°F | 44°F | 3.08 | 0.0 |
| Kabetogama | 66°F | 42°F | 4.07 | – |
| Leech Lake | 69°F | 47°F | 3.13 | 0.0 |
| Littlefork (10 mi SW) | 67°F | 43°F | 3.09 | 0.0 |
| Lower St Anthony Falls | 72°F | 54°F | 3.38 | – |
| Marcell (5 mi NE) | 66°F | 47°F | 3.71 | 0.0 |
| Minneapolis Crystal Airport | 73°F | 52°F | 3.16 | – |
| Pine River Dam | 69°F | 48°F | 2.84 | 0.0 |
| Pokegama Dam | 68°F | 46°F | 3.12 | – |
| Sandy Lake Dam Libby | 69°F | 48°F | – | – |
| Santiago (3 mi E) | 72°F | 49°F | 2.90 | 0.0 |
| Tamarac Wildlife Re | 70°F | 48°F | – | – |
| Theilman (1 mi SSW) | 74°F | 49°F | 3.75 | 0.0 |
| Thief River Falls 2 | 69°F | 47°F | – | – |
| Thorhult | 69°F | 45°F | – | – |
| University of Minnesota St Paul | 71°F | 52°F | 3.29 | 0.0 |
| Vadnais Lake | 73°F | 54°F | 3.13 | – |
| Waskish (4 mi NE) | 69°F | 43°F | 3.02 | – |
| White Rock Dam | 72°F | 49°F | 2.57 | 0.0 |
| Wild River State Park | 72°F | 47°F | 3.48 | – |
| Wolf Ridge Environmental Learning Center | 65°F | 46°F | 3.30 | 0.0 |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.