Harman US

Hanna, OK Weather & Growing Conditions

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

This Afternoon
67°F
Patchy Drizzle
Patchy drizzle and a slight chance of rain showers before 3pm. Mostly cloudy. High near 67, with temperatures falling to around 61 in the afternoon. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

7-day forecast for Hanna

WhenTempForecastWindPrecip
This Afternoon 67°F Patchy Drizzle 10 to 15 mph W 16%
Tonight 45°F Partly Cloudy 0 to 10 mph NW 1%
Wednesday 69°F Sunny 0 to 5 mph NW 0%
Wednesday Night 44°F Mostly Clear 0 mph 0%
Thursday 68°F Mostly Sunny then Chance Rain Showers 0 to 5 mph W 37%
Thursday Night 42°F Slight Chance Rain Showers then Partly Cloudy 0 to 5 mph N 15%
Friday 63°F Mostly Sunny 0 to 5 mph N 0%
Friday Night 39°F Partly Cloudy 0 mph 0%
Saturday 63°F Partly Sunny 0 to 5 mph N 1%
Saturday Night 39°F Mostly Clear 0 mph 4%
Sunday 67°F Sunny 0 mph 2%
Sunday Night 39°F Clear 0 mph 1%
Monday 70°F Sunny 0 to 5 mph SW 0%
Monday Night 42°F Mostly Clear 0 mph 1%

Forecast source: National Weather Service (api.weather.gov) for Hanna (35.202, -95.889). Updated through the day.

Growing snapshot for Hanna

Last spring frost
Mar 31
First fall frost
Nov 3
Growing season
216 days
Hardiness zone
7b

More local growing data for Hanna: nearby ZIP 74845 weather · frost dates · planting calendar · Oklahoma frost dates

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Climate data from the nearest NOAA station, Mcalester Rgnl Ap, Ok (26.2 mi from Hanna). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.