Latrobe, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Latrobe, a borough in Westmoreland County, Pennsylvania.
Today
86°F
Areas Of Fog then Sunny
Areas of fog before 9am. Sunny, with a high near 86. East wind 0 to 5 mph.
7-day forecast for Latrobe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Areas Of Fog then Sunny | 0 to 5 mph E | 0% |
| Tonight | 66°F | Partly Cloudy | 2 to 6 mph SE | 1% |
| Wednesday | 86°F | Patchy Fog then Scattered Showers And Thunderstorms | 1 to 6 mph SE | 29% |
| Wednesday Night | 68°F | Scattered Showers And Thunderstorms | 1 to 5 mph SE | 42% |
| Thursday | 86°F | Showers And Thunderstorms | 2 to 9 mph SW | 79% |
| Thursday Night | 68°F | Showers And Thunderstorms | 2 to 7 mph SW | 79% |
| Friday | 85°F | Showers And Thunderstorms | 3 to 9 mph SW | 82% |
| Friday Night | 66°F | Showers And Thunderstorms | 2 to 7 mph SW | 82% |
| Saturday | 83°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 54% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 54% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 5 to 12 mph SW | 26% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 26% |
| Monday | 87°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 10 to 15 mph SW | 43% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 6 to 12 mph SW | 51% |
Forecast source: National Weather Service (api.weather.gov) for Latrobe (40.312, -79.383). Updated through the day.
Growing snapshot for Latrobe
Last spring frost
May 1
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
6b
More local growing data for Latrobe: nearby ZIP 15661 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Delmont
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Donegal
East Vandergrift
Export
Fellsburg
Grapeville
Greensburg
Harrison City
Herminie
Hostetter
Hunker
Hyde Park
Industry
Irwin
Jeannette
Kiskimere
Laurel Mountain
Lawson Heights
Leechburg
Level Green
Climate data from the nearest NOAA station, Mt Pleasant, Pa (10.4 mi from Latrobe). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.