Gravely Bay Weather Forecast

    • 27
    • 30

    Chance Snow Showers

    • 20
    • 37

    Snow

    • 14
    • 26

    Snow Likely

    • 11
    • 21

    Mostly Cloudy

    • 31
    • 35

    Snow Showers

    • 27
    • 38

    Rain/Snow

Today 5 Dec Jefferson

Partly sunny and cold with Highs Ranging from 20 to 25 inland to the upper 20s along the lake Ontario shore. South Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph.

Tonight 5 Dec Jefferson

Mostly cloudy. Lows Ranging from 10 to 15 across the tug hill to 20 to 25 along the lake Ontario shore. South Winds 5 to 10 Mph.

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Gravely Bay Temperature Statistics

December Temperature

Watertown, Watertown International Airport (16.8 miles)

  • Lowest 3 December, 2025

    12 °F

  • Average December

    25.5 °F

  • Highest 3 December, 2025

    36 °F

Climate (2020–Present)

Watertown, Watertown International Airport (16.8 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    57.6 °F
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