Westmoreland County, PA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Cloudy 14°F
Feels Like 5°F  
Humidity 76% Dew Point 8°F Wind SW 6 MPH Gusts 9 Barometer 30.15 in.
Report from a MADIS/MESONET weather station 2.4 mi. NNW of central Westmoreland County
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Point Forecast at a Glance

MonDec 15
Mon Dec 15: Mostly Clear, Low 11F
 
11
TueDec 16
Tue Dec 16: Increasing Clouds, High 35F, Low 26F
35
26
WedDec 17
Wed Dec 17: Mostly Cloudy, High 41F, Low 25F
41
25
ThuDec 18
Thu Dec 18: Rain, High 51F, Low 25F
40%
51
25
FriDec 19
Fri Dec 19: Mostly Cloudy, High 34F, Low 20F
34
20
SatDec 20
Sat Dec 20: Partly Sunny, High 45F, Low 32F
45
32
SunDec 21
Sun Dec 21: Rain, High 42F, Low 26F
30%
42
26

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7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures with a significant drop to 34°F mid-week, recovering to 42°F. Some precipitation possible with wintry mix on at least one day.

Climate Context

Temperatures are expected to be near normal for this time of year, with highs around 41°F and lows around 25°F.

This Date in Weather History

1945 - A record December snowstorm buried Buffalo, NY, under 36.6 inches of snow, with unofficial totals south of the city ranging up to 70 inches. Travel was brought to a halt by the storm.

More on this and other weather history

Westmoreland County, PA 7 Day Weather Forecast Details

Monday Dec 15

Mostly Clear

Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 11. Southwest wind 6 to 9 mph.

Tuesday Dec 16

Increasing Clouds

Day: Increasing clouds, with a high near 35. Southwest wind 6 to 10 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 26. Southwest wind 8 to 14 mph, with gusts as high as 25 mph.

Wednesday Dec 17

Mostly Cloudy

Day: Mostly cloudy, with a high near 41. West wind 10 to 16 mph, with gusts as high as 26 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 25. West wind around 6 mph becoming southeast after midnight.

Thursday Dec 18

Rain

Day: A chance of rain after 1pm. Partly sunny, with a high near 51. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Rain And Snow

Night: Rain before 1am, then rain and snow likely. Low around 25. Chance of precipitation is 100%.

Friday Dec 19

Mostly Cloudy

Day: Mostly cloudy, with a high near 34. Breezy.

Mostly Cloudy

Night: Mostly cloudy, with a low around 20.

Saturday Dec 20

Partly Sunny

Day: Partly sunny, with a high near 45.

Rain

Night: A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

Sunday Dec 21

Rain

Day: A chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.

Freezing Rain

Night: A chance of rain or freezing rain. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

Monday Dec 22

Rain

Day: A chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.


About Westmoreland County, PA

Westmoreland County is a county in the state of Pennsylvania, United States, in the Pittsburgh Metropolitan Statistical Area. As of the 2020 census the population was 354,663. The county seat is Greensburg and the most populous community is Hempfield Township. It is named after Westmorland, a historic county of England. The county is part of the Southwest region of the commonwealth.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.