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Adelaide, Pennsylvania Weather Forecast
Adelaide, Pennsylvania Weather
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Weather Forecast for Adelaide, Pennsylvania : Fayette County
Issued: 12:18 pm EST Dec 19, 2025 Latitude: 40.0434074 Longitude: -79.623928 View on Google Maps

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This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Christmas Day
70% chance of snow on This Afternoon 30% chance of snow on Tonight Increasing Clouds on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 50% chance of rain on Tuesday Mostly Cloudy on Wednesday 60% chance of rain on Christmas Day
High: 45°F Low: 20°F High: 48°F High: 37°F High: 40°F High: 47°F High: 47°F High: 58°F
Low: 30°F Low: 16°F Low: 29°F Low: 32°F Low: 37°F  
Snow Snow Increasing Clouds Mostly Sunny Mostly Sunny Rain Mostly Cloudy Rain
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
25°
Feels like 11°F
Cloudy
Light Snow
as of 12:18 PM EST
Rel. Humidity: 79%
Dew Point: 19°F
Visibility: 3/4 Miles
Pressure: 29.66 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 30 MPH
270° West
Cloud Level(s): Solid Overcast at 2300ft
Current Conditions at
MORGANTOWN - (KMGW)
30°
Feels like 19°F
Cloudy
Freezing Drizzle
as of 12:06 PM EST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 8 Miles
Pressure: 29.70 in.
Flight Rule: MVFR
Wind Data
14 MPH
Gust: 28 MPH
270° West
Cloud Level(s): Solid Overcast at 2000ft
Current Conditions at
PITTSBURGH - (KPIT)
25°
Feels like 10°F
Cloudy
Light Snow
as of 12:25 PM EST
Rel. Humidity: 73%
Dew Point: 18°F
Visibility: 2 1/2 Miles
Pressure: 29.66 in.
Flight Rule: IFR
Wind Data
20 MPH
Gust: 32 MPH
260° West
Cloud Level(s): Few at 900ft, Broken at 2100ft, Solid Overcast at 3300ft
70% chance of snow This Afternoon This Afternoon... Snow showers likely, mainly after 5pm. Cloudy, with a high near 45. Breezy, with a west wind 21 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
30% chance of snow Tonight Tonight... A chance of snow showers, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 20. West wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Increasing Clouds on Saturday Saturday... Increasing clouds, with a high near 48. South wind 5 to 8 mph.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 30. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 37. West wind 10 to 14 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 16.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 40.
60% chance of rain Monday Night Monday Night... Rain likely after 1am. Cloudy, with a low around 29. Chance of precipitation is 60%.
50% chance of rain Tuesday Tuesday... A chance of rain. Cloudy, with a high near 47. Chance of precipitation is 50%.
30% chance of rain Tuesday Night Tuesday Night... A chance of rain before 1am. Cloudy, with a low around 32. Chance of precipitation is 30%.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 47.
60% chance of rain Wednesday Night Wednesday Night... Rain likely. Cloudy, with a low around 37. Chance of precipitation is 60%.
60% chance of rain Christmas Day Christmas Day... Rain likely. Cloudy, with a high near 58. Chance of precipitation is 60%.
Current Radar Image


Sun Almanac for Adelaide, Pennsylvania
Sunrise: 07:36 AM
Sunset: 4:55 PM
Civil Sunrise:07:06 AM
Civil Sunset: 5:26 PM
Nautical Sunrise: 06:31 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 05:58 AM
Astro Sunset: 6:33 PM
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