Canonsburg Weather Forecast

    • 58
    • 72

    Chance Rain Showers

    • 52
    • 75

    Rain Showers

    • 42
    • 62

    Rain Showers Likely

    • 38
    • 57

    Chance Rain Showers

    • 46
    • 61

    Chance Rain Showers

    • 43
    • 63

    Chance Rain Showers

Today 4 May Washington

Mostly sunny. Highs in the lower 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 4 May Washington

Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows in the upper 50s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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Canonsburg Temperature Statistics

May Temperature

Washington - Washington County Airport (9.9 miles)

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Climate (2021–Present)

Washington - Washington County Airport (9.9 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62.6 °F
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