Williamsport Weather Forecast

    • 27
    • 31

    Snow

    • 16
    • 32

    Slight Chance Snow Showers

    • 12
    • 27

    Partly Sunny

    • 9
    • 29

    Partly Sunny

    • 14
    • 35

    Partly Sunny

    • 21
    • 40

    Mostly Cloudy

Today 18 Jan Southern Lycoming

Snow. Sleet this afternoon. Snow and sleet accumulation of 4 to 6 Inches. Highs around 30. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation near 100 percent.

Tonight 18 Jan Southern Lycoming

Snow and sleet with freezing rain likely in the Evening, then a chance of snow and freezing rain after midnight. Total snow accumulation of 4 to 6 Inches. Ice accumulation around a trace. Not as cool with Lows in the mid 20s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southwest with Gusts up to 35 Mph after midnight. Chance of precipitation near 100 percent.

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Williamsport Temperature Statistics

January Temperature

Williamsport - Lycoming County Airport (3.7 miles)

  • Lowest 9 January, 2020

    14 °F
  • Average January

    36.6 °F
  • Highest 11 January, 2020

    66 °F

Climate (2010–Present)

Williamsport - Lycoming County Airport (3.7 miles)

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  • Average Low 2010–Present

    44 °F
  • Average 2010–Present

    52 °F
  • Average High 2010–Present

    61.6 °F
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