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Grainola, OK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Grainola, a town in Osage County, Oklahoma.

This Afternoon
62°F
Sunny
Sunny, with a high near 62. West wind 5 to 10 mph.

7-day forecast for Grainola

WhenTempForecastWindPrecip
This Afternoon 62°F Sunny 5 to 10 mph W 0%
Tonight 45°F Mostly Clear 0 to 5 mph NW 1%
Thursday 57°F Rain Showers Likely 0 to 10 mph N 59%
Thursday Night 42°F Slight Chance Rain Showers then Partly Cloudy 5 mph N 19%
Friday 55°F Mostly Sunny 5 to 10 mph N 1%
Friday Night 37°F Mostly Cloudy 0 to 5 mph NE 0%
Saturday 56°F Partly Sunny 0 mph 0%
Saturday Night 36°F Mostly Clear 0 mph 0%
Sunday 63°F Sunny 0 to 5 mph W 0%
Sunday Night 40°F Clear 0 mph 0%
Monday 67°F Sunny 0 to 10 mph SW 0%
Monday Night 44°F Mostly Clear 5 mph SW 1%
Tuesday 69°F Sunny 5 to 10 mph S 2%
Tuesday Night 47°F Mostly Clear 5 mph S 2%

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 Nov 4, 2026.