Crystal Lake Weather Forecast

    • 49
    • 51

    Rain Showers

    • 37
    • 55

    Partly Sunny

    • 43
    • 61

    Sunny

    • 49
    • 62

    Mostly Cloudy

    • 32
    • 60

    Rain Showers

    • 25
    • 40

    Slight Chance Snow Showers

Today 7 Mar Sullivan

Mostly cloudy in the Morning, then becoming partly sunny. Areas of fog in the morning. A 20 percent chance of Showers. Highs in the lower 50s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 7 Mar Sullivan

Cloudy with Areas of drizzle. Areas of fog. Near steady temperature in the upper 30s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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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

    32 °F

  • Highest 4 March, 2026

    43 °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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