Harman US

Quinlan, OK Weather & Growing Conditions

Today
102°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 102. Heat index values as high as 100. South wind 10 to 14 mph, with gusts as high as 21 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 102°F Mostly Sunny then Slight Chance Showers And Thunderstorms 10 to 14 mph S 12%
Tonight 73°F Slight Chance Showers And Thunderstorms 12 mph SW 12%
Wednesday 101°F Slight Chance Showers And Thunderstorms 12 mph SW 12%
Wednesday Night 70°F Slight Chance Showers And Thunderstorms 8 to 12 mph E 12%
Thursday 98°F Chance Rain Showers 7 to 12 mph ESE 26%
Thursday Night 73°F Chance Showers And Thunderstorms 12 mph SE 47%
Friday 99°F Chance Showers And Thunderstorms 13 mph S 26%
Friday Night 72°F Mostly Clear 12 mph S 13%
Saturday 100°F Sunny 12 mph SSW 8%
Saturday Night 75°F Clear 13 to 16 mph S 1%
Sunday 101°F Sunny 15 mph SSW 1%
Sunday Night 75°F Clear 17 mph S 0%
Monday 101°F Sunny 17 mph SSW 1%
Monday Night 76°F Mostly Clear 17 mph S 1%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Quinlan, OK

Last spring frost
Apr 12
First fall frost
Oct 24
Growing season
192 days
Hardiness zone
7a

Explore more for Quinlan, OK: full frost dates · planting calendar · Oklahoma frost dates

Climate data from the nearest NOAA station, Waynoka, Ok (14.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.