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Pittsburgh, Pennsylvania Weather Forecast
Pittsburgh, Pennsylvania Weather
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Weather Forecast for Pittsburgh, Pennsylvania : Allegheny County
Issued: 1:49 pm EST Dec 18, 2025 Latitude: 40.4406248 Longitude: -79.9958864 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Christmas Day
100% chance of rain on Tonight 60% chance of rain & snow on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 50% chance of rain on Tuesday Mostly Cloudy on Wednesday 50% chance of rain on Christmas Day
Low: 37°F High: 26 °F High: 45°F High: 35°F High: 36°F High: 45°F High: 46°F High: 54°F
Low: 20°F Low: 29°F Low: 20°F Low: 27°F Low: 35°F Low: 38°F  
Rain Rain & Snow Partly Sunny Mostly Sunny Mostly Sunny Rain Mostly Cloudy Rain
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100% chance of rain Tonight Tonight... Rain. Low around 37. Southeast wind 10 to 16 mph becoming southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

60% chance of rain & snow Friday Friday... Rain likely before 9am, then a chance of snow showers. Mostly cloudy, with a temperature falling to around 26 by 4pm. Breezy, with a west wind 15 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Clearing on Friday Night Friday Night... Cloudy during the early evening, then gradual clearing, with a low around 20. West wind 6 to 15 mph, with gusts as high as 30 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 45. South wind 6 to 9 mph.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 29. West wind 7 to 10 mph, with gusts as high as 21 mph.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 35.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 20.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 36.

40% chance of rain Monday Night Monday Night... A chance of rain after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.

50% chance of rain Tuesday Tuesday... A chance of rain before 1pm. Cloudy, with a high near 45. Chance of precipitation is 50%.

30% chance of rain Tuesday Night Tuesday Night... A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 46.

50% chance of rain Wednesday Night Wednesday Night... A chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.

50% chance of rain Christmas Day Christmas Day... A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.

Sun Almanac for Pittsburgh, Pennsylvania
Sunrise: 07:38 AM
Sunset: 4:55 PM
Civil Sunrise:07:07 AM
Civil Sunset: 5:26 PM
Nautical Sunrise: 06:33 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 06:00 AM
Astro Sunset: 6:34 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.