Compton, Pennsylvania Weather
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Weather Forecast for Compton, Pennsylvania : Allegheny County
Issued: 7:03 pm EDT Sep 4, 2025 Latitude: 40.6247884 Longitude: -79.7403264 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Patchy Fog on Tonight Mostly Cloudy on Friday 80% chance of rain on Saturday Mostly Sunny on Sunday Morning Fog on Monday Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday
Low: 55°F High: 81°F High: 65°F High: 67°F High: 69°F High: 73°F High: 78°F High: 77°F
Low: 56°F Low: 47°F Low: 43°F Low: 44°F Low: 48°F Low: 51°F  
Patchy Fog Mostly Cloudy Rain Mostly Sunny Morning Fog Sunny Sunny Mostly Sunny
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Current Conditions at
BUTLER COUNTY - (KBTP)
55°
Mostly Cloudy
Fog
as of 8:56 PM EDST
Rel. Humidity: 10%
Visibility: 1/4 Miles
Pressure: 29.83 in.
Flight Rule: LIFR
Wind Data
Calm
Cloud Level(s): Broken at 200ft
Current Conditions at
ALLEGHENY COUNTY ARPT - (KAGC)
61°
Mostly Clear
Mist
as of 8:53 PM EDST
Rel. Humidity: 93%
Dew Point: 59°F
Visibility: 5 Miles
Pressure: 29.82 in.
Flight Rule: MVFR
Wind Data
3 MPH
190° South
Cloud Level(s): Few at 7500ft
Current Conditions at
PITTSBURGH - (KPIT)
61°
Partly Cloudy
as of 8:51 PM EDST
Rel. Humidity: 87%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 100ft, Few at 2500ft, Scattered at 6000ft
Current Conditions at
LATROBE - (KLBE)
61°
Mostly Cloudy
as of 8:47 PM EDST
Rel. Humidity: 93%
Dew Point: 59°F
Visibility: 9 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 3500ft, Broken at 4400ft, Broken at 6000ft
Patchy Fog on Tonight Tonight... Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 55. Calm wind.
Mostly Cloudy on Friday Friday... Mostly cloudy, then gradually becoming sunny, with a high near 81. Southwest wind 6 to 13 mph.
80% chance of thunderstorms Friday Night Friday Night... Showers and thunderstorms likely, then showers after 2am. Low around 56. Southwest wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
80% chance of rain Saturday Saturday... Showers, mainly before 2pm. High near 65. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
30% chance of rain Saturday Night Saturday Night... A chance of showers before 8pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 47. Light west wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 67.
Morning Fog on Sunday Night Sunday Night... Areas of fog after 2am. Otherwise, mostly clear, with a low around 43.
Morning Fog on Monday Monday... Areas of fog before 9am. Otherwise, sunny, with a high near 69.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 44.
Sunny on Tuesday Tuesday... Sunny, with a high near 73.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 48.
Sunny on Wednesday Wednesday... Sunny, with a high near 78.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 51.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 77.
Current Radar Image


Sun Almanac for Compton, Pennsylvania
Sunrise: 06:50 AM
Sunset: 7:46 PM
Civil Sunrise:06:22 AM
Civil Sunset: 8:14 PM
Nautical Sunrise: 05:49 AM
Nautical Sunset: 8:47 PM
Astro Sunrise: 05:14 AM
Astro Sunset: 9:22 PM
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