Stillwater, OK Weather & Growing Conditions
Overnight
72°F
Clear
Clear, with a low around 72. South southeast wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 72°F | Clear | 8 mph SSE | 0% |
| Tuesday | 103°F | Sunny | 10 mph SSE | 0% |
| Tuesday Night | 77°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 10 mph SSE | 12% |
| Wednesday | 102°F | Slight Chance Showers And Thunderstorms | 10 mph SSW | 12% |
| Wednesday Night | 75°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph SE | 12% |
| Thursday | 100°F | Mostly Sunny | 5 to 8 mph SSW | 11% |
| Thursday Night | 74°F | Chance Showers And Thunderstorms | 9 mph SE | 40% |
| Friday | 97°F | Chance Showers And Thunderstorms | 7 to 12 mph SSE | 40% |
| Friday Night | 73°F | Slight Chance Showers And Thunderstorms | 7 to 12 mph SSE | 19% |
| Saturday | 98°F | Slight Chance Showers And Thunderstorms then Sunny | 6 to 10 mph S | 15% |
| Saturday Night | 74°F | Clear | 8 to 12 mph S | 3% |
| Sunday | 99°F | Sunny | 8 to 13 mph S | 1% |
| Sunday Night | 75°F | Clear | 10 to 14 mph S | 0% |
| Monday | 99°F | Sunny | 10 to 15 mph SSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Stillwater, OK
Last spring frost
Apr 3
First fall frost
Oct 31
Growing season
209 days
Hardiness zone
7a
Explore more for Stillwater, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Stillwater Rgnl Ap, Ok (0.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.