Crystal Lake Weather Forecast

    • 52
    • 64

    Increasing Clouds

    • 36
    • 65

    Rain Showers

    • 24
    • 38

    Chance Snow Showers

    • 28
    • 39

    Chance Rain/Snow

    • 29
    • 40

    Chance Rain/Snow

    • 32
    • 49

    Rain/Snow Likely

Today 10 Mar Sullivan

Mostly sunny. Unseasonably warm with Highs in the mid 60s. Southwest Winds 5 to 10 Mph.

Tonight 10 Mar Sullivan

A slight chance of Thunderstorms in the evening. Partly cloudy with a slight chance of Showers. Unseasonably mild. Lows in the lower 50s. South Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Temperature Statistics

March Temperature

Williamsport - Lycoming County Airport (14.3 miles)

  • Lowest 2 March, 2026

    17.1 °F

  • Average March

    36.9 °F

  • Highest 7 March, 2026

    48.9 °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

    63.2 °F
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