Ligonier, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ligonier, a borough in Westmoreland County, Pennsylvania.
Today
78°F
Partly Sunny
Partly sunny, with a high near 78. Southeast wind around 6 mph.
7-day forecast for Ligonier
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Partly Sunny | 6 mph SE | 3% |
| Tonight | 62°F | Chance Rain Showers | 2 to 8 mph SE | 48% |
| Sunday | 78°F | Showers And Thunderstorms | 3 to 9 mph SW | 98% |
| Sunday Night | 53°F | Showers And Thunderstorms | 2 to 6 mph N | 98% |
| Monday | 68°F | Chance Rain Showers | 3 to 8 mph NE | 42% |
| Monday Night | 50°F | Showers And Thunderstorms Likely | 10 mph E | 73% |
| Tuesday | 63°F | Showers And Thunderstorms Likely | 12 to 18 mph SE | 73% |
| Tuesday Night | 47°F | Rain Showers Likely | 14 to 18 mph E | 58% |
| Wednesday | 60°F | Rain Showers Likely | 17 mph SE | 58% |
| Wednesday Night | 48°F | Rain Showers Likely | 10 to 17 mph E | 57% |
| Thursday | 65°F | Rain Showers Likely | 12 mph E | 57% |
| Thursday Night | 47°F | Chance Showers And Thunderstorms | 1 to 9 mph E | 36% |
| Friday | 69°F | Slight Chance Rain Showers | 1 to 7 mph NE | 20% |
| Friday Night | 47°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 6 mph NE | 20% |
Forecast source: National Weather Service (api.weather.gov) for Ligonier (40.245, -79.237). Updated through the day.
Growing snapshot for Ligonier
Last spring frost
Apr 26
First fall frost
Oct 17
Growing season
172 days
Hardiness zone
6a
More local growing data for Ligonier: nearby ZIP 15658 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, Laurel Mtn, Pa (5 mi from Ligonier). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.