Westmoreland County, PA Weather Forecast
County weather hub
Chance Rain Showers
Compare major city weather across Westmoreland County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 30%.
County Weather Overview
This county weather page brings together forecast coverage for Westmoreland County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 21 of 21 mapped cities in Westmoreland County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 14 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 3:53 PM EDT
- Forecast office
- PBZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Westmoreland County
Wednesday looks like the warmest upcoming period in Westmoreland County at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Tuesday at about 8 to 15 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 3:53 PM EDT
- Coverage
- 2 days
- Time zone
- America/New_York
- Forecast office
- PBZ
- Radar station
- KPBZ
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Apr 14
|
Chance Rain Showers
|
82°F |
8 to 15 mph
SW
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
63°F |
6 to 12 mph
SW
|
|
Wednesday
Apr 15
|
Chance Rain Showers
|
84°F |
8 to 15 mph
SW
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
60°F |
7 to 12 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Westmoreland County.
Coverage
Forecast coverage currently spans 21 of 21 mapped cities in Westmoreland County.
Largest mapped city population in this region: 20,134.
