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Sour John, OK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Sour John, a community in Sequoyah County, Oklahoma.

Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 100. Southeast wind around 5 mph.

7-day forecast for Sour John

WhenTempForecastWindPrecip
Today 98°F Sunny 5 mph SE 0%
Tonight 75°F Mostly Clear 5 mph SE 1%
Wednesday 99°F Sunny 5 mph S 4%
Wednesday Night 76°F Partly Cloudy 5 mph S 8%
Thursday 98°F Mostly Sunny 5 mph S 14%
Thursday Night 75°F Chance Showers And Thunderstorms 5 mph SE 36%
Friday 94°F Chance Showers And Thunderstorms 5 mph SE 36%
Friday Night 75°F Chance Showers And Thunderstorms 5 mph SE 31%
Saturday 95°F Mostly Sunny 5 mph S 13%
Saturday Night 76°F Mostly Clear 5 mph S 6%
Sunday 96°F Sunny 5 to 10 mph S 2%
Sunday Night 76°F Mostly Clear 5 mph S 2%
Monday 96°F Sunny 5 to 10 mph S 3%
Monday Night 76°F Mostly Clear 5 to 10 mph S 3%

Forecast source: National Weather Service (api.weather.gov) for Sour John (35.621, -95.143). Updated through the day.

Growing snapshot for Sour John

Last spring frost
Apr 6
First fall frost
Oct 30
Growing season
206 days
Hardiness zone
7b

More local growing data for Sour John: nearby ZIP 74435 weather · frost dates · planting calendar · Oklahoma frost dates

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Climate data from the nearest NOAA station, Webbers Falls 5 Wsw, Ok (9.9 mi from Sour John). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.