McElhattan Reservoir Weather Forecast

    • 41
    • 55

    Rain Showers

    • 33
    • 57

    Partly Sunny

    • 32
    • 54

    Chance Rain Showers

    • 31
    • 52

    Partly Sunny

    • 36
    • 54

    Mostly Cloudy

    • 39
    • 56

    Chance Rain Showers

Today 29 Apr Southern Clinton

Cloudy. A chance of Showers in the Morning, then Showers with a chance of Thunderstorms in the afternoon. Highs in the upper 50s. Southeast Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 29 Apr Southern Clinton

Mostly cloudy with a 20 percent chance of Showers. Lows in the upper 40s. Southeast Winds around 5 Mph.

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McElhattan Reservoir Temperature Statistics

April Temperature

Williamsport - Lycoming County Airport (23.6 miles)

  • Lowest 8 April, 2026

    22.6 °F

  • Average April

    56 °F

  • Highest 16 April, 2026

    90.6 °F

Climate (2021–Present)

Williamsport - Lycoming County Airport (23.6 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    63.3 °F
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