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

Washington County Airport (KAFJ)

Lat: 40.14°NLon: 80.29°WElev: 1184ft.

Fair

38°F

3°C

Humidity 43%
Wind Speed N 15 mph
Barometer 30.45 in (1031.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 7 Apr 12:56 pm EDT
Extended Forecast for

Canonsburg PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 45. North wind around 10 mph.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 26. North wind around 5 mph becoming calm in the evening.

    Low: 26 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61. Southeast wind 5 to 8 mph.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. South wind around 8 mph.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71. South wind 6 to 10 mph.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 45. North wind around 10 mph.
Tonight
Clear, with a low around 26. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 61. Southeast wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 39. South wind around 8 mph.
Thursday
Sunny, with a high near 71. South wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 48.
Friday
Mostly sunny, with a high near 74.
Friday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly cloudy, with a low around 61.
Monday
Mostly cloudy, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Canonsburg PA
 40.25°N 80.18°W (Elev. 997 ft)
Last Update:
12:51 pm EDT Apr 7, 2026
Forecast Valid:
1pm EDT Apr 7, 2026-6pm EDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation