Cromwell, OK Weather & Growing Conditions
Today
102°F
Sunny
Sunny, with a high near 102. Heat index values as high as 102. South southeast wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 102°F | Sunny | 7 mph SSE | 0% |
| Tonight | 76°F | Mostly Clear | 7 mph SSE | 2% |
| Wednesday | 102°F | Sunny | 8 mph SSW | 4% |
| Wednesday Night | 76°F | Mostly Clear | 8 mph SSE | 5% |
| Thursday | 101°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph SSW | 15% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms | 7 mph SSE | 24% |
| Friday | 97°F | Chance Showers And Thunderstorms | 5 to 8 mph SSE | 37% |
| Friday Night | 73°F | Chance Showers And Thunderstorms | 8 mph SSE | 31% |
| Saturday | 97°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 8 mph S | 17% |
| Saturday Night | 73°F | Mostly Clear | 8 mph S | 6% |
| Sunday | 97°F | Sunny | 6 to 9 mph S | 2% |
| Sunday Night | 74°F | Clear | 9 mph S | 1% |
| Monday | 97°F | Sunny | 7 to 10 mph S | 1% |
| Monday Night | 75°F | Mostly Clear | 10 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cromwell, OK
Last spring frost
Mar 24
First fall frost
Nov 9
Growing season
229 days
Hardiness zone
7b
Explore more for Cromwell, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Okemah, Ok (10.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.