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Fairmount, Pennsylvania Weather Forecast
Fairmount, Pennsylvania Weather
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Weather Forecast for Fairmount, Pennsylvania : Westmoreland County
Issued: 11:56 am EST Dec 7, 2025 Latitude: 40.3222916 Longitude: -79.7130995 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
20% chance of snow on This Afternoon Partly Cloudy on Tonight Mostly Sunny on Monday 20% chance of snow on Tuesday 90% chance of rain on Wednesday 50% chance of snow on Thursday 50% chance of snow on Friday 50% chance of snow on Saturday
High: 37°F Low: 17°F High: 27°F High: 37°F High: 44°F High: 33°F High: 31°F High: 23°F
Low: 13°F Low: 32°F Low: 26°F Low: 21°F Low: 12°F  
Snow Partly Cloudy Mostly Sunny Snow Rain Snow Snow Snow
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
34°
Cloudy
as of 12:33 PM EST
Rel. Humidity: 69%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: MVFR
Wind Data
7 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 1900ft
Current Conditions at
PITTSBURGH - (KPIT)
34°
Cloudy
as of 11:51 AM EST
Rel. Humidity: 74%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
7 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
BUTLER COUNTY - (KBTP)
36°
Cloudy
as of 11:56 AM EST
Rel. Humidity: 74%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
6 MPH
200° South
Cloud Level(s): Solid Overcast at 2900ft
20% chance of snow This Afternoon This Afternoon... A slight chance of snow after 4pm. Cloudy, with a high near 37. Southwest wind around 7 mph. Chance of precipitation is 20%.
Partly Cloudy on Tonight Tonight... Cloudy, then gradually becoming partly cloudy, with a low around 17. Light and variable wind becoming north 5 to 7 mph in the evening.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 27. Northeast wind 6 to 8 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 13. Northeast wind around 5 mph becoming light and variable in the evening.
20% chance of snow Tuesday Tuesday... A slight chance of snow after 1pm. Mostly cloudy, with a high near 37. South wind 6 to 15 mph. Chance of precipitation is 20%.
50% chance of rain Tuesday Night Tuesday Night... A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
90% chance of rain Wednesday Wednesday... Rain. High near 44. Breezy. Chance of precipitation is 90%.
80% chance of rain & snow Wednesday Night Wednesday Night... Rain and snow before 1am, then a chance of snow. Low around 26. Chance of precipitation is 80%.
50% chance of snow Thursday Thursday... A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
60% chance of snow Thursday Night Thursday Night... Snow likely, mainly before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
50% chance of snow Friday Friday... A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.
60% chance of snow Friday Night Friday Night... Snow likely. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.
50% chance of snow Saturday Saturday... A chance of snow. Mostly cloudy, with a high near 23. Chance of precipitation is 50%.
Current Radar Image


Sun Almanac for Fairmount, Pennsylvania
Sunrise: 07:29 AM
Sunset: 4:52 PM
Civil Sunrise:06:58 AM
Civil Sunset: 5:23 PM
Nautical Sunrise: 06:24 AM
Nautical Sunset: 5:57 PM
Astro Sunrise: 05:51 AM
Astro Sunset: 6:30 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.