Clarks Summit Weather Forecast

    • 44
    • 70

    Becoming Sunny

    • 44
    • 70

    Mostly Sunny

    • 48
    • 73

    Mostly Sunny

    • 50
    • 73

    Mostly Sunny

    • 47
    • 76

    Mostly Sunny

    • 44
    • 70

    Mostly Sunny

Today 7 Sep Lackawanna

Mostly cloudy with a slight chance of Showers this Morning, then partly sunny this afternoon. Highs in the lower 70s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 7 Sep Lackawanna

Mostly clear. Lows in the lower 40s. Northwest Winds 5 to 10 Mph.

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Clarks Summit Temperature Statistics

September Temperature

Wilkes-Barre - Scranton, Wilkes-Barre / Scranton International Airport (9.9 miles)

  • Lowest 1 September, 2025

    51.1 °F

  • Average September

    64.8 °F

  • Highest 4 September, 2025

    79 °F

Climate (2020–Present)

Wilkes-Barre - Scranton, Wilkes-Barre / Scranton International Airport (9.9 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    62.2 °F
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