Isabella, OK Weather & Growing Conditions
Today
105°F
Mostly Sunny
Mostly sunny, with a high near 105. Heat index values as high as 104. South wind around 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 105°F | Mostly Sunny | 12 mph S | 1% |
| Tonight | 76°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 7 to 12 mph S | 12% |
| Wednesday | 103°F | Slight Chance Showers And Thunderstorms | 8 to 12 mph SW | 12% |
| Wednesday Night | 74°F | Slight Chance Showers And Thunderstorms | 7 to 12 mph ESE | 12% |
| Thursday | 100°F | Mostly Sunny | 6 to 10 mph WSW | 13% |
| Thursday Night | 74°F | Chance Showers And Thunderstorms | 10 mph SE | 33% |
| Friday | 100°F | Chance Showers And Thunderstorms | 8 to 12 mph SSE | 33% |
| Friday Night | 73°F | Mostly Clear | 7 to 12 mph SSE | 13% |
| Saturday | 101°F | Sunny | 6 to 12 mph S | 11% |
| Saturday Night | 75°F | Clear | 13 mph S | 1% |
| Sunday | 102°F | Sunny | 10 to 15 mph S | 0% |
| Sunday Night | 76°F | Clear | 15 mph S | 0% |
| Monday | 102°F | Sunny | 13 to 16 mph SSW | 0% |
| Monday Night | 77°F | Clear | 16 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Isabella, OK
Last spring frost
Apr 7
First fall frost
Nov 2
Growing season
208 days
Hardiness zone
7a
Explore more for Isabella, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Okeene, Ok (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.