Oklahoma weather in September: Statewide normals and every place, NOAA 1991-2020
In September, Oklahoma's statewide normal high is 85°F and normal low 61°F; normal highs run from 82°F in Arnett to 89°F in Grandfield (NOAA 1991-2020 normals).
- Statewide normal high
- 85°FSeptember, 1991-2020
- Statewide normal low
- 61°FSeptember, 1991-2020
- Statewide normal precipitation
- 3.32 inSeptember
- Warmest place
- 89°Fnormal high, Grandfield
- Coolest place
- 82°Fnormal high, Arnett
Where is Oklahoma warmest and wettest in September?
Grandfield has the warmest September afternoons (89°F) and Arnett the coolest (82°F). Fittstown gets the most precipitation (4.90 in) and Hooker the least (1.27 in).
Statewide, September averaged 76.7°F in 2021, 75.9°F in 2022, 76.7°F in 2023, 74.8°F in 2024, 74.1°F in 2025, against a 1991-2020 normal of 72.9°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Oklahoma City | 84°F | 62°F | 3.72 | 0.0 |
| Tulsa | 85°F | 63°F | 3.85 | 0.0 |
| Norman | 84°F | 62°F | 3.68 | 0.0 |
| Lawton | 88°F | 63°F | 2.80 | – |
| Enid | 85°F | 62°F | 2.73 | 0.0 |
| Stillwater | 87°F | 62°F | 3.11 | – |
| Bartlesville | 84°F | 58°F | 3.43 | 0.0 |
| Muskogee | 85°F | 62°F | 4.33 | – |
| Shawnee | 85°F | 62°F | – | – |
| Bixby | 85°F | 60°F | – | – |
| Ardmore | 87°F | 67°F | 3.60 | 0.0 |
| Ponca City | 84°F | 61°F | 2.74 | – |
| Duncan | 86°F | 63°F | 3.79 | 0.0 |
| Durant | 88°F | 62°F | 3.83 | 0.0 |
| Claremore | 84°F | 60°F | 4.02 | – |
| El Reno | 84°F | 60°F | 3.03 | 0.0 |
| Altus | 88°F | 62°F | 2.56 | 0.0 |
| McAlester | 86°F | 63°F | 3.66 | – |
| Tahlequah | 85°F | 61°F | 4.88 | 0.0 |
| Chickasha | 88°F | 62°F | 3.72 | 0.0 |
| Ada | 86°F | 62°F | 4.34 | 0.0 |
| Miami | 83°F | 59°F | – | – |
| Guymon | 85°F | 57°F | 1.36 | – |
| Weatherford | 85°F | 62°F | 2.42 | 0.0 |
| Woodward | 85°F | 60°F | – | – |
| Guthrie | 85°F | 63°F | 2.72 | – |
| Elk City | 85°F | 61°F | 2.80 | 0.0 |
| Okmulgee | 84°F | 60°F | – | – |
| Blanchard | 87°F | 61°F | 3.63 | 0.0 |
| Sallisaw | 84°F | 63°F | 4.55 | 0.0 |
| Cushing | 85°F | 62°F | 3.92 | 0.0 |
| Wagoner | 84°F | 63°F | – | – |
| Clinton | 86°F | 62°F | 3.98 | – |
| Seminole | 87°F | 61°F | 4.81 | 0.0 |
| Idabel | 87°F | 61°F | 4.31 | 0.0 |
| Purcell | 86°F | 62°F | – | – |
| Pauls Valley | 86°F | 63°F | – | – |
| Blackwell | 85°F | 60°F | 3.17 | 0.0 |
| Holdenville | 87°F | 61°F | 4.31 | 0.0 |
| Anadarko | 85°F | 61°F | 3.04 | 0.0 |
| Kingfisher | 86°F | 61°F | – | – |
| Hugo | 88°F | 65°F | – | – |
| Alva | 86°F | 60°F | 2.02 | 0.0 |
| Hinton | 84°F | 61°F | – | – |
| Sulphur | 85°F | 62°F | 4.30 | – |
| Perry | 86°F | 62°F | 3.13 | 0.0 |
| Bristow | 84°F | 59°F | 4.12 | 0.0 |
| Broken Bow | 87°F | 62°F | 4.08 | 0.0 |
| Madill | 87°F | 64°F | 3.98 | 0.0 |
| Spencer | 84°F | 63°F | – | – |
| Stilwell | 83°F | 59°F | – | – |
| Nowata | 84°F | 61°F | – | – |
| Mannford | 85°F | 61°F | 3.77 | 0.0 |
| Frederick | 88°F | 62°F | – | – |
| Hobart | 87°F | 64°F | 2.90 | – |
| Perkins | 85°F | 62°F | – | – |
| Tishomingo | 86°F | 63°F | – | – |
| Okemah | 85°F | 63°F | 4.85 | 0.0 |
| Chandler | 87°F | 60°F | 3.43 | 0.0 |
| Atoka | 87°F | 62°F | 4.16 | – |
| Pawhuska | 85°F | 60°F | 3.95 | – |
| Lindsay | 87°F | 59°F | 3.53 | – |
| Marietta | 86°F | 61°F | 3.83 | 0.0 |
| Mangum | 86°F | 61°F | 2.60 | 0.0 |
| Fairview | 86°F | 61°F | 2.62 | – |
| Watonga | 85°F | 60°F | 2.89 | – |
| Walters | 87°F | 63°F | – | – |
| Healdton | 87°F | 60°F | 3.71 | 0.0 |
| Wilburton | 86°F | 62°F | 4.31 | – |
| Newkirk | 83°F | 59°F | 3.13 | 0.0 |
| Hennessey | 85°F | 60°F | 2.26 | 0.0 |
| Antlers | 86°F | 62°F | 3.89 | 0.0 |
| Waurika | 88°F | 65°F | 3.11 | 0.0 |
| Hooker | 86°F | 57°F | 1.27 | 0.0 |
| Hollis | 87°F | 61°F | – | – |
| Minco | 84°F | 62°F | – | – |
| Helena | 85°F | 61°F | 2.56 | 0.0 |
| Cherokee | 85°F | 61°F | – | – |
| Carnegie | 86°F | 62°F | – | – |
| Beaver | 85°F | 56°F | 1.44 | 0.0 |
| Boise | 85°F | 54°F | 1.75 | 0.0 |
| Wister | 86°F | 61°F | – | – |
| Okeene | 87°F | 61°F | 2.28 | 0.0 |
| Burneyville | 87°F | 62°F | – | – |
| Meeker | 84°F | 61°F | 3.89 | – |
| Buffalo | 87°F | 59°F | – | – |
| Apache | 85°F | 62°F | – | – |
| Geary | 84°F | 61°F | 3.15 | 0.0 |
| Erick | 86°F | 59°F | 2.79 | 0.0 |
| Barnsdall | 84°F | 61°F | – | – |
| Goodwell | 84°F | 55°F | 1.49 | – |
| Medford | 85°F | 60°F | – | – |
| Grandfield | 89°F | 64°F | – | – |
| Ringling | 87°F | 64°F | – | – |
| Tipton | 88°F | 63°F | 2.62 | – |
| Seiling | 86°F | 59°F | 2.25 | – |
| Washington | 86°F | 62°F | – | – |
| Kansas | 84°F | 61°F | – | – |
| Cheyenne | 84°F | 61°F | 2.42 | – |
| Waynoka | 86°F | 60°F | 2.05 | 0.0 |
| Velma | 86°F | 63°F | – | – |
| Billings | 85°F | 60°F | 2.88 | – |
| Lahoma | 85°F | 61°F | – | – |
| Fort Cobb | 83°F | 61°F | – | – |
| Arnett | 82°F | 58°F | 1.99 | – |
| Hammon | 85°F | 58°F | 2.94 | 0.0 |
| Turpin | 87°F | 57°F | – | – |
| Gage | 86°F | 59°F | 1.52 | – |
| Chattanooga | 88°F | 62°F | 2.86 | 0.0 |
| Spavinaw | 83°F | 62°F | 4.43 | 0.0 |
| Webbers Falls | 88°F | 60°F | 4.39 | 0.0 |
| Coyle | 84°F | 61°F | – | – |
| Lane | 87°F | 62°F | 3.94 | – |
| Fort Supply | 85°F | 56°F | 1.99 | 0.0 |
| Coleman | 87°F | 62°F | 3.64 | – |
| Taloga | 86°F | 58°F | 2.60 | 0.0 |
| Ralston | 86°F | 60°F | 3.39 | 0.0 |
| Red Rock | 85°F | 60°F | 3.18 | – |
| Marshall | 85°F | 61°F | – | – |
| Butler | 86°F | 60°F | – | – |
| Byars | 84°F | 63°F | 4.29 | – |
| Bessie | 85°F | 62°F | – | – |
| Camargo | 86°F | 58°F | – | – |
| Freedom | 85°F | 57°F | 1.96 | 0.0 |
| Orlando | 85°F | 59°F | – | – |
| Smithville | 84°F | 58°F | – | – |
| Centrahoma | 87°F | 61°F | – | – |
| Tuskahoma | 86°F | 61°F | 4.41 | 0.0 |
| Mutual | 85°F | 58°F | 2.39 | – |
| Gate | 84°F | 58°F | 1.49 | 0.0 |
| Fittstown | 85°F | 62°F | 4.90 | – |
| Putnam | 85°F | 60°F | 2.70 | – |
| Jefferson | 85°F | 57°F | 2.69 | – |
| Acme Mesonet | 85°F | 62°F | – | – |
| Altus Air Force Base | 88°F | 64°F | – | – |
| Arnett 8 mi WSW Mesonet | 85°F | 59°F | – | – |
| Battiest | 85°F | 59°F | 5.00 | 0.0 |
| Breckinridge 3 mi SE Mesonet | 85°F | 60°F | – | – |
| Chickasaw Nra | 86°F | 62°F | 4.36 | 0.0 |
| Chickasha 2 mi SSE Mesonet | 87°F | 61°F | – | – |
| Great Salt Plains Dam | 86°F | 60°F | 2.76 | 0.0 |
| Kenton | 84°F | 54°F | – | – |
| McCurtain (1 mi SE) | 86°F | 64°F | – | – |
| McGee Creek Dam | 87°F | 64°F | 3.83 | 0.0 |
| Medicine Park 3 mi W Mesonet | 85°F | 64°F | 3.22 | – |
| Oklahoma City Post Airport | 85°F | 63°F | 3.00 | – |
| Pryor | 84°F | 60°F | 4.36 | 0.0 |
| Tulsa R.L. Jones Jr. Airport | 85°F | 63°F | 3.67 | – |
| Upper Spavinaw Port | 83°F | 56°F | 4.47 | – |
| Wichita Mountain Wildlife Refuge | 86°F | 63°F | 3.35 | 0.0 |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.