Hyner Run State Park Weather Forecast

    • 31
    • 51

    Rain Showers Likely

    • 25
    • 44

    Partly Sunny

    • 42
    • 56

    Partly Sunny

    • 39
    • 66

    Partly Sunny

    • 47
    • 72

    Mostly Sunny

    • 51
    • 76

    Mostly Cloudy

Today 19 Apr Northern Clinton

Showers this Morning, then partly sunny this afternoon. Much cooler with Highs in the upper 40s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 19 Apr Northern Clinton

Partly cloudy in the Evening, then becoming mostly cloudy. A slight chance of rain Showers. A slight chance of snow Showers in the Evening, then a chance of snow Showers after midnight. Little or no snow accumulation. Cooler with Lows around 30. West Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of precipitation 40 percent.

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Hyner Run State Park Temperature Statistics

April Temperature

Williamsport - Lycoming County Airport (37.3 miles)

  • Lowest 8 April, 2026

    22.6 °F

  • Average April

    55.3 °F

  • Highest 16 April, 2026

    89.1 °F

Climate (2021–Present)

Williamsport - Lycoming County Airport (37.3 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    63.2 °F
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