Canonsburg Weather Forecast

    • 62
    • 83

    Mostly Sunny

    • 69
    • 88

    Mostly Sunny

    • 72
    • 91

    Mostly Sunny

    • 71
    • 90

    Rain Showers Likely

    • 71
    • 84

    Thunderstorms Likely

    • 69
    • 84

    Rain Showers Likely

    • 69
    • 88

    Chance Thunderstorms

Today 22 Jul Washington

Sunny. Highs in the lower 80s. North Winds around 5 Mph.

Tonight 22 Jul Washington

Clear. Lows in the lower 60s. North Winds around 5 Mph, becoming east after midnight.

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  • Temperature Real-Time

Canonsburg Temperature Statistics

July Temperature

Washington - Washington County Airport (9.9 miles)

  • Lowest 4 July, 2025

    61 °F

  • Average July

    74.5 °F

  • Highest 5 July, 2025

    89.1 °F

Climate (2020–Present)

Washington - Washington County Airport (9.9 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62.5 °F
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