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Tecumseh, OK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Tecumseh, a city in Pottawatomie County, Oklahoma.

Overnight
73°F
Partly Cloudy
Partly cloudy, with a low around 73. South wind around 9 mph.

7-day forecast for Tecumseh

WhenTempForecastWindPrecip
Overnight 73°F Partly Cloudy 9 mph S 0%
Saturday 97°F Sunny 9 to 13 mph SSW 0%
Saturday Night 74°F Mostly Clear 12 mph S 7%
Sunday 94°F Showers And Thunderstorms Likely 7 to 10 mph S 70%
Sunday Night 66°F Showers And Thunderstorms Likely 7 mph ENE 70%
Monday 84°F Slight Chance Showers And Thunderstorms 6 to 9 mph N 57%
Monday Night 62°F Partly Cloudy then Slight Chance Rain Showers 8 mph NNE 20%
Tuesday 80°F Slight Chance Rain Showers then Mostly Sunny 10 mph NNE 20%
Tuesday Night 58°F Partly Cloudy 9 mph NE 6%
Wednesday 82°F Mostly Sunny 7 mph NE 9%
Wednesday Night 60°F Partly Cloudy 5 mph ENE 6%
Thursday 84°F Mostly Sunny 5 mph ESE 13%
Thursday Night 63°F Mostly Cloudy 5 mph E 9%
Friday 85°F Partly Sunny 5 mph SE 13%

Forecast source: National Weather Service (api.weather.gov) for Tecumseh (35.264, -96.933). Updated through the day.

Growing snapshot for Tecumseh

Last spring frost
Mar 30
First fall frost
Nov 5
Growing season
221 days
Hardiness zone
7b

More local growing data for Tecumseh: nearby ZIP 74873 weather · frost dates · planting calendar · Oklahoma frost dates

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Climate data from the nearest NOAA station, Shawnee 3Nnw Mesonet, Ok (9.3 mi from Tecumseh). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.