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Savanna, OK Weather & Growing Conditions

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

This Afternoon
99°F
Sunny
Sunny, with a high near 99. South wind around 10 mph.

7-day forecast for Savanna

WhenTempForecastWindPrecip
This Afternoon 99°F Sunny 10 mph S 0%
Tonight 74°F Mostly Clear 5 mph S 0%
Sunday 99°F Mostly Sunny then Chance Showers And Thunderstorms 5 to 10 mph S 25%
Sunday Night 70°F Showers And Thunderstorms Likely 0 to 5 mph SW 61%
Monday 90°F Showers And Thunderstorms Likely 0 to 5 mph N 61%
Monday Night 66°F Chance Showers And Thunderstorms then Mostly Clear 5 mph N 26%
Tuesday 87°F Mostly Sunny 5 to 10 mph N 7%
Tuesday Night 63°F Partly Cloudy 5 mph NE 3%
Wednesday 89°F Sunny 5 mph NE 4%
Wednesday Night 63°F Partly Cloudy 0 to 5 mph NE 2%
Thursday 91°F Mostly Sunny 0 to 5 mph SE 4%
Thursday Night 65°F Partly Cloudy 0 mph 4%
Friday 92°F Slight Chance Rain Showers 0 to 5 mph E 15%
Friday Night 67°F Slight Chance Rain Showers then Mostly Cloudy 0 mph 15%

Forecast source: National Weather Service (api.weather.gov) for Savanna (34.837, -95.834). Updated through the day.

Growing snapshot for Savanna

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

More local growing data for Savanna: nearby ZIP 74565 weather · frost dates · planting calendar · Oklahoma frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Mcalester Rgnl Ap, Ok (4.9 mi from Savanna). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.