Laurel Mountain, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Laurel Mountain, a borough in Westmoreland County, Pennsylvania.
Tonight
64°F
Mostly Cloudy then Showers And Thunderstorms
Showers and thunderstorms after midnight. Mostly cloudy, with a low around 64. South wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Laurel Mountain
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 64°F | Mostly Cloudy then Showers And Thunderstorms | 5 to 8 mph S | 82% |
| Sunday | 77°F | Showers And Thunderstorms | 5 to 9 mph SW | 94% |
| Sunday Night | 56°F | Showers And Thunderstorms Likely | 6 mph N | 63% |
| Monday | 68°F | Chance Rain Showers | 8 mph E | 44% |
| Monday Night | 54°F | Showers And Thunderstorms Likely | 8 to 12 mph E | 71% |
| Tuesday | 64°F | Showers And Thunderstorms Likely | 12 to 16 mph E | 71% |
| Tuesday Night | 51°F | Rain Showers Likely | 18 mph E | 68% |
| Wednesday | 58°F | Rain Showers Likely | 15 to 18 mph E | 68% |
| Wednesday Night | 50°F | Chance Rain Showers | 13 to 18 mph E | 39% |
| Thursday | 62°F | Chance Rain Showers | 8 to 13 mph E | 39% |
| Thursday Night | 48°F | Slight Chance Rain Showers | 2 to 8 mph E | 20% |
| Friday | 67°F | Slight Chance Rain Showers | 2 to 7 mph NE | 17% |
| Friday Night | 48°F | Slight Chance Rain Showers then Partly Cloudy | 1 to 6 mph N | 16% |
| Saturday | 68°F | Mostly Sunny then Slight Chance Rain Showers | 1 to 7 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov) for Laurel Mountain (40.211, -79.185). Updated through the day.
Growing snapshot for Laurel Mountain
Last spring frost
Apr 26
First fall frost
Oct 17
Growing season
172 days
Hardiness zone
6a
More local growing data for Laurel Mountain: nearby ZIP 15655 weather · frost dates · planting calendar · Pennsylvania frost dates
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Level Green
Climate data from the nearest NOAA station, Laurel Mtn, Pa (0.6 mi from Laurel Mountain). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.