Grass River Weather Forecast

    • 18
    • 32

    Snow

    • 11
    • 24

    Chance Snow Showers

    • 2
    • 26

    Chance Snow

    • 8
    • 16

    Snow Likely

    • 18
    • 27

    Snow Showers

    • 8
    • 34

    Rain Showers

Today 23 Dec Southeastern St. Lawrence

Snow. Snow accumulation of 1 to 3 Inches. Highs in the lower 30s. Light and variable Winds. Chance of snow near 100 percent.

Tonight 23 Dec Southeastern St. Lawrence

Cloudy with a 20 percent chance of snow. Lows in the lower 20s. Light and variable Winds.

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Grass River Temperature Statistics

December Temperature

Saranac Lake, Adirondack Regional Airport (27.3 miles)

  • Lowest 9 December, 2025

    -20.9 °F

  • Average December

    17.8 °F

  • Highest 19 December, 2025

    51.1 °F

Climate (2020–Present)

Saranac Lake, Adirondack Regional Airport (27.3 miles)

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  • Average Low 2020–2025

    31.1 °F

  • Average 2020–2025

    42.8 °F

  • Average High 2020–2025

    53.5 °F
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