Thompson Bay Weather Forecast

    • 25
    • 30

    Chance Snow Showers

    • 6
    • 26

    Chance Snow Showers

    • 17
    • 25

    Snow

    • 17
    • 34

    Snow Likely

    • 15
    • 25

    Chance Snow Showers

    • 27
    • 39

    Rain/Snow Likely

Today 20 Dec Southeastern St. Lawrence

Partly sunny this Morning, then becoming mostly cloudy. Highs in the lower 30s. Southwest Winds around 10 Mph. Gusts up to 25 Mph this afternoon.

Tonight 20 Dec Southeastern St. Lawrence

Mostly cloudy with a 20 percent chance of snow Showers. Lows in the mid 20s. Southwest Winds 10 to 15 Mph with Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thompson Bay Temperature Statistics

December Temperature

Saranac Lake, Adirondack Regional Airport (32.9 miles)

  • Lowest 9 December, 2025

    -20.9 °F

  • Average December

    16.6 °F

  • Highest 18 December, 2025

    45 °F

Climate (2020–Present)

Saranac Lake, Adirondack Regional Airport (32.9 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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