Grainola, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grainola, a town in Osage County, Oklahoma.
This Afternoon
96°F
Sunny
Sunny, with a high near 96. South wind around 10 mph, with gusts as high as 20 mph.
7-day forecast for Grainola
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 96°F | Sunny | 10 mph S | 0% |
| Tonight | 73°F | Mostly Clear | 10 mph S | 1% |
| Saturday | 98°F | Sunny | 10 to 15 mph S | 3% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph S | 58% |
| Sunday | 87°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 69% |
| Sunday Night | 63°F | Showers And Thunderstorms Likely | 5 mph NE | 65% |
| Monday | 81°F | Chance Showers And Thunderstorms | 10 mph N | 34% |
| Monday Night | 57°F | Partly Cloudy | 10 mph NE | 7% |
| Tuesday | 77°F | Mostly Sunny | 10 mph NE | 6% |
| Tuesday Night | 54°F | Partly Cloudy | 10 mph NE | 1% |
| Wednesday | 78°F | Mostly Sunny | 5 to 10 mph E | 6% |
| Wednesday Night | 58°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph NE | 18% |
| Thursday | 80°F | Chance Rain Showers | 5 mph E | 29% |
| Thursday Night | 60°F | Slight Chance Rain Showers | 5 mph E | 21% |
Forecast source: National Weather Service (api.weather.gov) for Grainola (36.938, -96.649). Updated through the day.
Growing snapshot for Grainola
Last spring frost
Apr 6
First fall frost
Oct 30
Growing season
206 days
Hardiness zone
7a
More local growing data for Grainola: nearby ZIP 74652 weather · frost dates · planting calendar · Oklahoma frost dates
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Climate data from the nearest NOAA station, Newkirk 8E Mesonet, Ok (15 mi from Grainola). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.