Harman US

Tecumseh, OK Weather & Growing Conditions

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

Overnight
47°F
Clear
Clear, with a low around 47. West northwest wind around 5 mph.

7-day forecast for Tecumseh

WhenTempForecastWindPrecip
Overnight 47°F Clear 5 mph WNW 0%
Wednesday 68°F Sunny 1 to 6 mph W 0%
Wednesday Night 48°F Mostly Clear 3 mph S 0%
Thursday 65°F Mostly Sunny then Chance Rain Showers 3 to 12 mph SE 34%
Thursday Night 45°F Slight Chance Rain Showers then Partly Cloudy 7 to 12 mph N 24%
Friday 60°F Mostly Sunny 6 to 9 mph N 0%
Friday Night 42°F Partly Cloudy 5 mph NNE 0%
Saturday 60°F Mostly Sunny 3 mph NNE 1%
Saturday Night 40°F Partly Cloudy 2 mph NNW 1%
Sunday 65°F Sunny 3 mph N 0%
Sunday Night 41°F Clear 2 mph SSW 0%
Monday 68°F Sunny 2 to 6 mph SSW 0%
Monday Night 45°F Mostly Clear 5 mph SSW 1%
Tuesday 70°F Sunny 7 mph S 3%

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

Nearby towns & communities

All Oklahoma locations ›

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 Nov 4, 2026.