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.

Fair

46°F

8°C

Humidity 68%
Wind Speed S 7 mph
Barometer 30.15 in (1021.8 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 3 Nov 1:53 am EST
Extended Forecast for

Monongahela PA

  • Overnight

    Overnight: Clear, with a low around 37. Light south wind.

    Low: 37 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 58. West wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon.

    High: 58 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. West wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. West wind 6 to 11 mph.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. South wind 3 to 7 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 1pm. Mostly sunny, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Mostly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Partly cloudy, with a low around 38. Chance of precipitation is 30%.

    Low: 38 °F

    Chance Rain

  • Thursday

    Thursday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 37. Light south wind.
Monday
Increasing clouds, with a high near 58. West wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon.
Monday Night
Mostly clear, with a low around 36. West wind 7 to 11 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 59. West wind 6 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 37. South wind 3 to 7 mph.
Wednesday
A chance of rain after 1pm. Mostly sunny, with a high near 66. Chance of precipitation is 30%.
Wednesday Night
A chance of rain before 1am. Partly cloudy, with a low around 38. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Rain likely after 1pm. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Friday Night
Rain. Low around 45. Chance of precipitation is 80%.
Saturday
A chance of rain. Mostly cloudy, with a high near 56. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Sunday
Rain likely. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monongahela PA
 40.21°N 79.93°W (Elev. 801 ft)
Last Update:
12:33 am EST Nov 3, 2025
Forecast Valid:
2am EST Nov 3, 2025-6pm EST Nov 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation