Lacona Weather Forecast

    • -2
    • 30

    Chance Snow Showers

    • 18
    • 25

    Mostly Cloudy

    • 18
    • 35

    Snow Showers Likely

    • 8
    • 28

    Snow Showers Likely

    • 7
    • 20

    Chance Snow Showers

    • 22
    • 29

    Snow Showers

    • 22
    • 34

    Snow Showers

Today 4 Dec Oswego

Patchy lake effect snow Showers, with blowing snow early. Snow may be heavy at Times. Additional accumulation up to 2 Inches in the most persistent Snows. Temperatures falling to between 10 and 15 on the tug hill and to the lower 20s across the lower Elevations. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of snow 90 percent.

Tonight 4 Dec Oswego

Partly cloudy with a chance of snow Showers in the Evening, then mainly clear overnight. Much Colder with Lows Ranging from zero to 5 below across the tug hill to 5 to 10 above along the lake Ontario shore. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming light. Chance of snow 30 percent.

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Lacona Temperature Statistics

December Temperature

Watertown, Watertown International Airport (24.2 miles)

  • Lowest 1 December, 2025

    19 °F

  • Average December

    24.4 °F

  • Highest 1 December, 2025

    34 °F

Climate (2020–Present)

Watertown, Watertown International Airport (24.2 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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