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Glassmere, Pennsylvania Weather Forecast
Glassmere, Pennsylvania Weather
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Weather Forecast for Glassmere, Pennsylvania : Allegheny County
Issued: 9:42 am EST Dec 15, 2025 Latitude: 40.5764559 Longitude: -79.7803267 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
20% chance of snow on Today Mostly Clear on Tonight Mostly Sunny on Tuesday Mostly Cloudy on Wednesday 70% chance of rain on Thursday Mostly Cloudy on Friday 30% chance of rain on Saturday 40% chance of rain on Sunday
High: 19°F Low: 11°F High: 33°F High: 41°F High: 50°F High: 29°F High: 44°F High: 42°F
Low: 26°F Low: 26°F Low: 23°F Low: 20°F Low: 32°F  
Snow Mostly Clear Mostly Sunny Mostly Cloudy Rain Mostly Cloudy Rain Rain
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Current Conditions at
BUTLER COUNTY - (KBTP)
10°
Cloudy
Light Snow Mist
as of 9:56 AM EST
Rel. Humidity: 92%
Dew Point: 9°F
Visibility: 2 1/2 Miles
Pressure: 30.42 in.
Flight Rule: IFR
Wind Data
8 MPH
220° Southwest
Cloud Level(s): Solid Overcast at 900ft
Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
9°
Feels like -7°F
Partly Cloudy
as of 10:00 AM EST
Rel. Humidity: 78%
Dew Point: 3°F
Visibility: 9 Miles
Pressure: 30.42 in.
Flight Rule: VFR
Wind Data
14 MPH
210° Southwest
Cloud Level(s): Few at 900ft, Scattered at 1900ft, Scattered at 11000ft
Current Conditions at
PITTSBURGH - (KPIT)
9°
Feels like -7°F
Cloudy
Light Snow Mist
as of 9:51 AM EST
Rel. Humidity: 84%
Dew Point: 5°F
Visibility: 5 Miles
Pressure: 30.43 in.
Flight Rule: IFR
Wind Data
13 MPH
210° Southwest
Cloud Level(s): Broken at 900ft, Broken at 1600ft, Solid Overcast at 10000ft
Current Conditions at
LATROBE - (KLBE)
10°
Feels like -7°F
Cloudy
Light Snow
as of 9:47 AM EST
Rel. Humidity: 78%
Dew Point: 5°F
Visibility: 5 Miles
Pressure: 30.46 in.
Flight Rule: MVFR
Wind Data
18 MPH
210° Southwest
Cloud Level(s): Broken at 1800ft, Solid Overcast at 3500ft
20% chance of snow Today Today... A chance of flurries before 2pm, then a chance of flurries after 5pm. Mostly cloudy, with a high near 19. Wind chill values as low as zero. Southwest wind around 10 mph.
Mostly Clear on Tonight Tonight... Mostly cloudy, then gradually becoming mostly clear, with a low around 11. Southwest wind 5 to 8 mph.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 33. South wind 5 to 9 mph.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 26. South wind 8 to 11 mph, with gusts as high as 21 mph.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 41. Southwest wind 8 to 13 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 26.
70% chance of rain Thursday Thursday... Showers likely after 1pm. Mostly cloudy, with a high near 50. Chance of precipitation is 70%.
90% chance of rain & snow Thursday Night Thursday Night... Rain showers before 1am, then a chance of rain and snow showers. Low around 23. Chance of precipitation is 90%.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 29.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 20.
30% chance of rain Saturday Saturday... A chance of showers. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
50% chance of rain Saturday Night Saturday Night... A chance of showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
40% chance of rain Sunday Sunday... A chance of showers. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Current Radar Image


Sun Almanac for Glassmere, Pennsylvania
Sunrise: 07:36 AM
Sunset: 4:53 PM
Civil Sunrise:07:05 AM
Civil Sunset: 5:24 PM
Nautical Sunrise: 06:31 AM
Nautical Sunset: 5:58 PM
Astro Sunrise: 05:57 AM
Astro Sunset: 6:31 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.