National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Partly Cloudy

54°F

12°C

Humidity 42%
Wind Speed W 9 G 17 mph
Barometer 30.04 in (1018.2 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 1 Nov 4:53 pm EDT
Extended Forecast for

Monongahela PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. West wind 5 to 7 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62. Southwest wind 5 to 14 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. West wind 6 to 9 mph.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy frost before 9am. Otherwise, sunny, with a high near 58.

    High: 58 °F

    Patchy Frost
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy frost after 5am. Otherwise, partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy
    then Patchy
    Frost

  • Wednesday

    Wednesday: Patchy frost before 9am. Otherwise, partly sunny, with a high near 62.

    High: 62 °F

    Patchy Frost
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain between 8pm and 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 61. Calm wind.
Sunday Night
Mostly clear, with a low around 36. Light and variable wind.
Monday
Sunny, with a high near 62. Southwest wind 5 to 14 mph.
Monday Night
Mostly clear, with a low around 35. West wind 6 to 9 mph.
Tuesday
Patchy frost before 9am. Otherwise, sunny, with a high near 58.
Tuesday Night
Patchy frost after 5am. Otherwise, partly cloudy, with a low around 37.
Wednesday
Patchy frost before 9am. Otherwise, partly sunny, with a high near 62.
Wednesday Night
A chance of rain between 8pm and 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Patchy frost. Otherwise, partly cloudy, with a low around 35.
Friday
A chance of rain. Partly sunny, with a high near 64. Chance of precipitation is 40%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Saturday
A chance of rain. Partly sunny, with a high near 62. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monongahela PA
 40.19°N 79.93°W (Elev. 863 ft)
Last Update:
5:27 pm EDT Nov 1, 2025
Forecast Valid:
5pm EDT Nov 1, 2025-6pm EST Nov 8, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation