North Belle Vernon, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for North Belle Vernon, a borough in Westmoreland County, Pennsylvania.
Today
86°F
Patchy Fog then Sunny
Patchy fog before 9am. Sunny, with a high near 86. East wind 1 to 5 mph.
7-day forecast for North Belle Vernon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Patchy Fog then Sunny | 1 to 5 mph E | 0% |
| Tonight | 67°F | Partly Cloudy | 1 to 5 mph SE | 1% |
| Wednesday | 86°F | Mostly Sunny then Isolated Showers And Thunderstorms | 1 to 6 mph S | 16% |
| Wednesday Night | 68°F | Scattered Showers And Thunderstorms | 5 mph S | 48% |
| Thursday | 85°F | Showers And Thunderstorms | 3 to 8 mph SW | 76% |
| Thursday Night | 68°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 7 mph SW | 76% |
| Friday | 84°F | Showers And Thunderstorms | 3 to 8 mph SW | 82% |
| Friday Night | 67°F | Showers And Thunderstorms | 3 to 7 mph SW | 82% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 6 to 9 mph SW | 60% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 to 7 mph SW | 60% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 24% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms | 8 mph SW | 24% |
| Monday | 86°F | Chance Showers And Thunderstorms | 8 to 12 mph SW | 37% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 48% |
Forecast source: National Weather Service (api.weather.gov) for North Belle Vernon (40.132, -79.864). Updated through the day.
Growing snapshot for North Belle Vernon
Last spring frost
Apr 27
First fall frost
Oct 22
Growing season
177 days
Hardiness zone
6b
More local growing data for North Belle Vernon: nearby ZIP 15072 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, Donora 1 Sw, Pa (1.8 mi from North Belle Vernon). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.