Rock Island Bay Weather Forecast

    • -5
    • 13

    Partly Sunny

    • 17
    • 24

    Snow

    • 16
    • 34

    Snow

    • 10
    • 25

    Chance Snow Showers

    • 7
    • 23

    Chance Snow Showers

    • 4
    • 20

    Chance Snow Showers

Today 8 Dec Southern Franklin

Partly sunny in the Morning, then clearing. Highs around 11. West Winds around 10 Mph.

Tonight 8 Dec Southern Franklin

Cloudy with a 50 percent chance of snow Showers. Snow accumulation up to 1 inch possible. Much Colder with Lows around 2 below. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Island Bay Temperature Statistics

December Temperature

Saranac Lake, Adirondack Regional Airport (23.6 miles)

  • Lowest 5 December, 2025

    -20 °F

  • Average December

    14.1 °F

  • Highest 1 December, 2025

    28.9 °F

Climate (2020–Present)

Saranac Lake, Adirondack Regional Airport (23.6 miles)

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  • Average Low 2020–2025

    31.2 °F

  • Average 2020–2025

    42.8 °F

  • Average High 2020–2025

    53.5 °F
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