Crystal Lake Weather Forecast

    • -4
    • 3

    Blustery

    • -2
    • 10

    Cold

    • 11
    • 23

    Mostly Cloudy

    • 25
    • 30

    Mostly Cloudy

    • 17
    • 32

    Mostly Cloudy

    • 14
    • 28

    Mostly Cloudy

    • 15
    • 26

    Mostly Cloudy

Today 7 Feb Sullivan

Mostly sunny with a chance of Flurries. Much Colder with Highs around zero. Northwest Winds around 20 Mph with Gusts up to 50 Mph. Wind chill Values as low as 25 below.

Tonight 7 Feb Sullivan

Partly cloudy with a chance of Flurries this Evening, then mostly cloudy after midnight. Very cold with Lows around 5 below. Northwest Winds 15 to 20 Mph with Gusts up to 45 Mph. Wind chill Values as low as 27 below.

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Crystal Lake Temperature Statistics

February Temperature

Williamsport - Lycoming County Airport (14.3 miles)

  • Lowest 5 February, 2026

    1 °F

  • Average February

    19.2 °F

  • Highest 2 February, 2026

    30.7 °F

Climate (2021–Present)

Williamsport - Lycoming County Airport (14.3 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    63.1 °F
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