Ellisburg Weather Forecast

    • 9
    • 21

    Snow

    • 17
    • 28

    Snow Showers

    • 23
    • 30

    Snow Showers Likely

    • 20
    • 39

    Chance Rain Showers

    • 23
    • 43

    Rain/Snow

    • 13
    • 32

    Chance Snow Showers

Today 14 Dec Jefferson

Lake effect snow Early, then scattered snow Showers early. Additional accumulation an inch or less. Cold with Highs 15 to 20. Light Winds, becoming north 5 to 10 Mph. Chance of snow near 100 percent.

Tonight 14 Dec Jefferson

Mostly cloudy. A chance of snow Showers overnight. Colder with Lows Ranging from zero to 5 above across the tug hill to 5 to 10 above along the lake Ontario shore. Northwest Winds 5 to 10 Mph, becoming light. Chance of snow 40 percent.

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Ellisburg Temperature Statistics

December Temperature

Watertown, Watertown International Airport (18.6 miles)

  • Lowest 5 December, 2025

    -6 °F

  • Average December

    22.4 °F

  • Highest 3 December, 2025

    36 °F

Climate (2020–Present)

Watertown, Watertown International Airport (18.6 miles)

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  • Average Low 2020–2025

    38.8 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    57.6 °F
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