Indiana weather in September: Statewide normals and every place, NOAA 1991-2020
In September, Indiana's statewide normal high is 78°F and normal low 54°F; normal highs run from 74°F in Angola to 82°F in English (NOAA 1991-2020 normals).
- Statewide normal high
- 78°FSeptember, 1991-2020
- Statewide normal low
- 54°FSeptember, 1991-2020
- Statewide normal precipitation
- 3.29 inSeptember
- Warmest place
- 82°Fnormal high, English
- Coolest place
- 74°Fnormal high, Angola
Where is Indiana warmest and wettest in September?
English has the warmest September afternoons (82°F) and Angola the coolest (74°F). Princeton gets the most precipitation (4.20 in) and Valparaiso the least (2.51 in).
Statewide, September averaged 68.4°F in 2021, 66.1°F in 2022, 67.1°F in 2023, 68.4°F in 2024, 67.6°F in 2025, against a 1991-2020 normal of 66.0°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Indianapolis | 78°F | 57°F | 3.14 | 0.0 |
| Fort Wayne | 76°F | 53°F | 3.04 | 0.0 |
| Evansville | 82°F | 59°F | 3.31 | 0.0 |
| South Bend | 74°F | 53°F | 3.49 | 0.0 |
| Carmel | 77°F | 55°F | 3.46 | – |
| Bloomington | 78°F | 55°F | 3.60 | – |
| Lafayette | 77°F | 54°F | 2.59 | – |
| Muncie | 79°F | 56°F | 3.09 | – |
| Kokomo | 77°F | 53°F | 3.66 | 0.0 |
| Terre Haute | 79°F | 54°F | 2.93 | – |
| Anderson | 77°F | 56°F | 3.12 | 0.0 |
| Columbus | 80°F | 55°F | 3.21 | 0.0 |
| West Lafayette | 77°F | 52°F | 3.12 | 0.0 |
| Richmond | 78°F | 54°F | 3.12 | – |
| Valparaiso | 78°F | 55°F | 2.51 | – |
| Goshen | 75°F | 53°F | 2.87 | – |
| Marion | 77°F | 53°F | 3.39 | 0.0 |
| Greenfield | 78°F | 55°F | 3.71 | 0.0 |
| Franklin | 78°F | 54°F | 3.21 | 0.0 |
| Seymour | 78°F | 54°F | 3.36 | 0.0 |
| La Porte | 74°F | 55°F | 3.38 | 0.0 |
| Shelbyville | 80°F | 55°F | 3.14 | – |
| Logansport | 78°F | 54°F | 3.27 | 0.0 |
| New Castle | 77°F | 52°F | 3.07 | 0.0 |
| Huntington | 77°F | 52°F | 3.25 | 0.0 |
| Crawfordsville | 77°F | 52°F | 3.24 | 0.0 |
| Vincennes | 82°F | 57°F | 3.63 | 0.0 |
| Frankfort | 77°F | 54°F | 3.06 | 0.0 |
| Warsaw | 76°F | 52°F | 2.90 | – |
| Beech Grove | 77°F | 55°F | 3.21 | – |
| Whitestown | 77°F | 55°F | 3.29 | 0.0 |
| Bedford | 77°F | 57°F | 3.27 | – |
| Washington | 81°F | 58°F | 3.50 | 0.0 |
| Greensburg | 78°F | 57°F | 3.24 | 0.0 |
| Madison | 81°F | 58°F | 3.53 | 0.0 |
| Martinsville | 78°F | 53°F | 3.52 | 0.0 |
| Lowell | 77°F | 53°F | 3.27 | 0.0 |
| Plymouth | 76°F | 54°F | 3.20 | 0.0 |
| Bluffton | 76°F | 54°F | 3.07 | 0.0 |
| Wabash | 78°F | 54°F | 3.20 | 0.0 |
| Columbia City | 75°F | 53°F | 3.00 | 0.0 |
| Decatur | 77°F | 53°F | 3.04 | 0.0 |
| Greencastle | 77°F | 52°F | 3.67 | 0.0 |
| Angola | 74°F | 51°F | 3.17 | 0.0 |
| Elwood | 77°F | 53°F | 3.14 | – |
| Princeton | 81°F | 57°F | 4.20 | 0.0 |
| Tell City | 79°F | 58°F | 3.71 | – |
| Scottsburg | 81°F | 54°F | – | – |
| Boonville | 82°F | 58°F | 3.80 | 0.0 |
| Garrett | 76°F | 52°F | 3.13 | 0.0 |
| North Vernon | 79°F | 56°F | 3.34 | 0.0 |
| Salem | 81°F | 56°F | 3.13 | 0.0 |
| Mount Vernon | 82°F | 57°F | 3.20 | 0.0 |
| Portland | 77°F | 52°F | 2.97 | 0.0 |
| Rushville | 77°F | 54°F | 3.10 | 0.0 |
| Rochester | 76°F | 53°F | 3.20 | 0.0 |
| Hartford City | 76°F | 55°F | 3.48 | 0.0 |
| Rensselaer | 77°F | 53°F | 3.24 | 0.0 |
| Tipton | 79°F | 53°F | 3.27 | – |
| North Manchester | 76°F | 52°F | 3.36 | 0.0 |
| Winchester | 76°F | 54°F | 3.04 | – |
| Berne | 76°F | 54°F | 3.19 | 0.0 |
| Knox | 74°F | 52°F | 3.47 | 0.0 |
| Paoli | 80°F | 54°F | 3.86 | 0.0 |
| Newburgh | 82°F | 60°F | 3.57 | 0.0 |
| Attica | 78°F | 53°F | 2.71 | 0.0 |
| Delphi | 78°F | 54°F | 2.93 | 0.0 |
| Lagrange | 75°F | 53°F | 3.14 | – |
| Brookville | 81°F | 55°F | 2.96 | 0.0 |
| Rockville | 79°F | 53°F | 3.14 | 0.0 |
| Spencer | 79°F | 54°F | 3.76 | 0.0 |
| Winamac | 77°F | 53°F | 3.36 | 0.0 |
| Petersburg | 80°F | 54°F | 3.74 | – |
| Milan | 76°F | 53°F | – | – |
| Vevay | 81°F | 59°F | 3.31 | 0.0 |
| Cambridge City | 76°F | 50°F | – | – |
| Kentland | 79°F | 52°F | – | – |
| Woodburn | 76°F | 52°F | 3.07 | – |
| Cannelton | 81°F | 62°F | 3.23 | 0.0 |
| Farmland | 78°F | 53°F | 3.14 | 0.0 |
| Oolitic | 79°F | 55°F | 3.36 | 0.0 |
| Farmersburg | 80°F | 57°F | 3.19 | 0.0 |
| Wanatah | 76°F | 51°F | 3.28 | 0.0 |
| Jamestown | 77°F | 54°F | 3.33 | 0.0 |
| Wheatfield | 77°F | 52°F | – | – |
| Lakeville | 75°F | 51°F | 3.51 | 0.0 |
| Francesville | 77°F | 53°F | 3.17 | 0.0 |
| Boswell | 77°F | 51°F | 3.39 | 0.0 |
| Freelandville | 79°F | 57°F | 3.44 | 0.0 |
| English | 82°F | 56°F | 3.70 | – |
| Shoals | 82°F | 56°F | 3.70 | 0.0 |
| Elnora | 82°F | 56°F | 3.83 | 0.0 |
| St. Meinrad | 82°F | 58°F | 3.56 | 0.0 |
| Chalmers | 77°F | 52°F | 3.00 | 0.0 |
| Perrysville | 80°F | 53°F | 2.72 | 0.0 |
| Dubois | 80°F | 53°F | 3.98 | 0.0 |
| Young America | 77°F | 52°F | 3.37 | 0.0 |
| Crane | 81°F | 58°F | – | – |
| Stendal | 79°F | 58°F | 3.46 | – |
| Castleton (2 mi S) | 77°F | 56°F | 3.56 | 0.0 |
| Indiana Dunes National Lakeshore | 74°F | 56°F | 3.65 | 0.0 |
| J.T. Myers Locks & Dam | 81°F | 59°F | 3.35 | 0.0 |
| Northern Indiana Weather Office | 74°F | 54°F | 3.27 | 0.0 |
| Patoka Lake | 83°F | 58°F | – | – |
| Shakamak State Park | 79°F | 57°F | 3.59 | – |
| Valparaiso Water Works | 75°F | 54°F | 2.92 | 0.0 |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.