Harman US

Grant, OK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Grant, a community in Choctaw County, Oklahoma.

Overnight
71°F
Mostly Clear
Mostly clear, with a low around 71. South wind around 5 mph.

7-day forecast for Grant

WhenTempForecastWindPrecip
Overnight 71°F Mostly Clear 5 mph S 0%
Saturday 100°F Sunny 0 to 10 mph S 0%
Saturday Night 72°F Mostly Clear 5 mph S 0%
Sunday 97°F Mostly Sunny 5 mph S 6%
Sunday Night 70°F Mostly Cloudy then Chance Showers And Thunderstorms 0 to 5 mph S 41%
Monday 95°F Chance Showers And Thunderstorms 0 to 5 mph SW 41%
Monday Night 68°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph N 21%
Tuesday 91°F Mostly Sunny 5 to 10 mph N 14%
Tuesday Night 65°F Partly Cloudy 5 to 10 mph NE 14%
Wednesday 90°F Sunny 5 mph NE 9%
Wednesday Night 64°F Partly Cloudy 0 to 5 mph E 2%
Thursday 91°F Mostly Sunny 5 mph E 2%
Thursday Night 64°F Partly Cloudy 0 to 5 mph E 0%
Friday 91°F Mostly Sunny 5 mph E 2%

Forecast source: National Weather Service (api.weather.gov) for Grant (33.936, -95.518). Updated through the day.

Growing snapshot for Grant

Last spring frost
Mar 15
First fall frost
Nov 15
Growing season
244 days
Hardiness zone
8a

More local growing data for Grant: nearby ZIP 74743 weather · frost dates · planting calendar · Oklahoma frost dates

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Climate data from the nearest NOAA station, Hugo, Ok (1.8 mi from Grant). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.