Harman US

Porum, OK Weather & Growing Conditions

This Afternoon
100°F
Sunny
Sunny, with a high near 100. Heat index values as high as 102. South wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 100°F Sunny 5 mph S 0%
Tonight 73°F Mostly Clear 5 mph S 0%
Saturday 100°F Sunny 5 to 10 mph S 0%
Saturday Night 73°F Partly Cloudy 5 to 10 mph S 0%
Sunday 99°F Mostly Sunny 5 to 10 mph S 13%
Sunday Night 68°F Chance Showers And Thunderstorms 0 to 5 mph S 56%
Monday 92°F Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms 0 to 5 mph N 56%
Monday Night 65°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph N 21%
Tuesday 88°F Mostly Sunny 5 to 10 mph N 9%
Tuesday Night 62°F Partly Cloudy 5 to 10 mph NE 3%
Wednesday 89°F Mostly Sunny 5 mph NE 8%
Wednesday Night 63°F Partly Cloudy 0 to 5 mph NE 3%
Thursday 89°F Mostly Sunny 0 to 5 mph E 6%
Thursday Night 64°F Partly Cloudy 0 to 5 mph NE 6%

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

Growing snapshot for Porum, OK

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

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

Climate data from the nearest NOAA station, Webbers Falls 5 Wsw, Ok (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.