Oklahoma, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oklahoma, a borough in Westmoreland County, Pennsylvania.
Today
86°F
Sunny
Sunny, with a high near 86. East wind around 5 mph.
7-day forecast for Oklahoma
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 5 mph E | 0% |
| Tonight | 65°F | Mostly Clear | 5 mph SE | 1% |
| Wednesday | 87°F | Partly Sunny then Scattered Showers And Thunderstorms | 2 to 6 mph SE | 32% |
| Wednesday Night | 68°F | Scattered Showers And Thunderstorms | 2 to 6 mph SE | 50% |
| Thursday | 86°F | Showers And Thunderstorms | 3 to 8 mph SW | 75% |
| Thursday Night | 68°F | Showers And Thunderstorms | 3 to 7 mph SW | 75% |
| Friday | 85°F | Showers And Thunderstorms | 5 to 8 mph SW | 81% |
| Friday Night | 66°F | Showers And Thunderstorms | 2 to 7 mph SW | 81% |
| Saturday | 84°F | Showers And Thunderstorms Likely | 5 to 9 mph SW | 61% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 3 to 7 mph SW | 61% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 29% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 29% |
| Monday | 87°F | Chance Showers And Thunderstorms | 9 to 13 mph SW | 43% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 6 to 10 mph SW | 49% |
Forecast source: National Weather Service (api.weather.gov) for Oklahoma (40.581, -79.577). Updated through the day.
Growing snapshot for Oklahoma
Last spring frost
Apr 29
First fall frost
Oct 20
Growing season
171 days
More local growing data for Oklahoma: nearby ZIP 15629 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Adamsburg
Arona
Avonmore
Bear Rocks
Bradenville
Calumet
Charleroi
Collinsburg
Crabtree
Delmont
Derry
Donegal
East Vandergrift
Export
Fellsburg
Grapeville
Greensburg
Harrison City
Herminie
Hostetter
Hunker
Hyde Park
Industry
Irwin
Jeannette
Kiskimere
Latrobe
Laurel Mountain
Lawson Heights
Leechburg
Climate data from the nearest NOAA station, Salina 3 W, Pa (6.1 mi from Oklahoma). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.