Oak Grove, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oak Grove, a town in Osage County, Oklahoma.
Tonight
75°F
Mostly Clear
Mostly clear, with a low around 75. South wind around 5 mph.
7-day forecast for Oak Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Mostly Clear | 5 mph S | 0% |
| Saturday | 97°F | Sunny | 5 to 10 mph S | 1% |
| Saturday Night | 74°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph S | 27% |
| Sunday | 90°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph S | 66% |
| Sunday Night | 67°F | Showers And Thunderstorms Likely | 0 to 5 mph NE | 68% |
| Monday | 82°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 51% |
| Monday Night | 62°F | Partly Cloudy | 5 mph NE | 9% |
| Tuesday | 78°F | Partly Sunny | 5 mph NE | 6% |
| Tuesday Night | 59°F | Partly Cloudy | 5 mph NE | 2% |
| Wednesday | 78°F | Mostly Sunny | 5 mph NE | 9% |
| Wednesday Night | 61°F | Partly Cloudy then Slight Chance Rain Showers | 0 mph | 15% |
| Thursday | 81°F | Slight Chance Rain Showers | 0 to 5 mph E | 22% |
| Thursday Night | 63°F | Mostly Cloudy | 0 mph | 12% |
| Friday | 81°F | Slight Chance Rain Showers | 5 mph E | 16% |
Forecast source: National Weather Service (api.weather.gov) for Oak Grove (36.206, -96.338). Updated through the day.
Growing snapshot for Oak Grove
Last spring frost
Apr 6
First fall frost
Oct 29
Growing season
207 days
Hardiness zone
7b
More local growing data for Oak Grove: nearby ZIP 74054 weather · frost dates · planting calendar · Oklahoma frost dates
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Climate data from the nearest NOAA station, Mannford 6 Nw, Ok (9.7 mi from Oak Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.