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Tishomingo, OK Weather & Growing Conditions

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

Today
103°F
Sunny
Sunny, with a high near 103. Heat index values as high as 103. South southeast wind 3 to 8 mph.

7-day forecast for Tishomingo

WhenTempForecastWindPrecip
Today 103°F Sunny 3 to 8 mph SSE 0%
Tonight 76°F Mostly Clear 3 to 7 mph SSE 1%
Wednesday 103°F Sunny 3 to 10 mph SSW 1%
Wednesday Night 77°F Mostly Clear 3 to 9 mph SSE 1%
Thursday 102°F Sunny 5 to 9 mph SSW 6%
Thursday Night 76°F Mostly Clear 3 to 9 mph SSE 6%
Friday 99°F Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 2 to 8 mph S 17%
Friday Night 75°F Slight Chance Showers And Thunderstorms then Mostly Clear 3 to 8 mph SSE 17%
Saturday 99°F Sunny 2 to 8 mph S 8%
Saturday Night 75°F Mostly Clear 3 to 8 mph SSE 6%
Sunday 99°F Sunny 3 to 10 mph S 4%
Sunday Night 75°F Mostly Clear 5 to 10 mph SSE 4%
Monday 99°F Sunny 5 to 13 mph S 2%
Monday Night 76°F Mostly Clear 6 to 12 mph S 2%

Forecast source: National Weather Service (api.weather.gov) for Tishomingo (34.239, -96.682). Updated through the day.

Growing snapshot for Tishomingo

Last spring frost
Mar 29
First fall frost
Nov 5
Growing season
222 days
Hardiness zone
8a

More local growing data for Tishomingo: nearby ZIP 73460 weather · frost dates · planting calendar · Oklahoma frost dates

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Climate data from the nearest NOAA station, Tishomingo 6N Mesonet, Ok (2.5 mi from Tishomingo). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.