Allegheny, Pennsylvania Weather
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Weather Forecast for Allegheny, Pennsylvania : Allegheny County
Issued: 4:01 am EDT Oct 18, 2025 Latitude: 40.4506247 Longitude: -80.0161648 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Partly Sunny on Today Cloudy on Tonight 90% chance of rain on Sunday 20% chance of rain on Monday 50% chance of on Tuesday 40% chance of on Wednesday Partly Sunny on Thursday Mostly Sunny on Friday
High: 79°F Low: 61°F High: 78°F High: 61°F High: 64°F High: 55°F High: 59°F High: 62°F
Low: 47°F Low: 44°F Low: 43°F Low: 40°F Low: 41°F  
Partly Sunny Cloudy Rain Rain Partly Sunny Partly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
48°
Clear
as of 5:53 AM EDST
Rel. Humidity: 70%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
8 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
PITTSBURGH - (KPIT)
50°
Mostly Cloudy
as of 5:51 AM EDST
Rel. Humidity: 61%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 14000ft, Broken at 20000ft
Current Conditions at
BUTLER COUNTY - (KBTP)
43°
Clear
as of 5:56 AM EDST
Rel. Humidity: 93%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
LATROBE - (KLBE)
46°
Clear
as of 6:15 AM EDST
Rel. Humidity: 87%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Partly Sunny on Today Today... Partly sunny, then gradually becoming sunny, with a high near 79. Calm wind becoming southwest 5 to 9 mph in the morning.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 61. South wind around 7 mph.
90% chance of rain Sunday Sunday... Showers, mainly after 2pm. High near 78. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
90% chance of rain Sunday Night Sunday Night... Showers. Patchy fog after 1am. Low around 47. Southwest wind 11 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
20% chance of rain Monday Monday... A slight chance of showers before 2pm. Mostly sunny, with a high near 61. West wind 13 to 16 mph. Chance of precipitation is 20%.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 44.
50% chance of Tuesday Tuesday... A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 50%.
50% chance of rain Tuesday Night Tuesday Night... A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.
40% chance of Wednesday Wednesday... A chance of showers. Partly sunny, with a high near 55. Chance of precipitation is 40%.
30% chance of rain Wednesday Night Wednesday Night... A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 59.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 41.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 62.
Current Radar Image


Sun Almanac for Allegheny, Pennsylvania
Sunrise: 07:35 AM
Sunset: 6:35 PM
Civil Sunrise:07:07 AM
Civil Sunset: 7:03 PM
Nautical Sunrise: 06:36 AM
Nautical Sunset: 7:35 PM
Astro Sunrise: 06:04 AM
Astro Sunset: 8:06 PM
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