Clarkstown Weather Forecast

    • 57
    • 83

    Mostly Sunny

    • 64
    • 84

    Chance Thunderstorms

    • 62
    • 79

    Rain Showers

    • 54
    • 79

    Slight Chance Rain Showers

    • 51
    • 74

    Mostly Sunny

    • 49
    • 74

    Mostly Sunny

Today 22 Aug Southern Lycoming

Sunny. Highs in the lower 80s. Northwest Winds around 5 Mph this Morning, becoming light and variable.

Tonight 22 Aug Southern Lycoming

Mostly clear. Lows in the upper 50s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clarkstown Temperature Statistics

August Temperature

Williamsport - Lycoming County Airport (10.6 miles)

  • Lowest 2 August, 2025

    51.7 °F

  • Average August

    73.1 °F

  • Highest 12 August, 2025

    93.7 °F

Climate (2020–Present)

Williamsport - Lycoming County Airport (10.6 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    53.1 °F

  • Average High 2020–2025

    63.3 °F
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