Clarkson Weather Forecast

    • 16
    • 25

    Chance Snow Showers

    • 20
    • 31

    Chance Snow Showers

    • 12
    • 32

    Snow Showers Likely

    • 13
    • 25

    Snow Showers Likely

    • 17
    • 26

    Chance Snow Showers

    • 20
    • 31

    Mostly Cloudy

Today 11 Dec Monroe

Lake effect snow Showers likely. Patchy blowing snow late. Additional accumulation an inch or less. Cold with Highs in the mid 20s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of snow 70 percent.

Tonight 11 Dec Monroe

Lake effect snow Showers likely in the Evening, then a chance of snow Showers overnight. Additional accumulation up to 2 Inches in the most persistent Snows. Lows Ranging from around 15 inland to 15 to 20 along the lake Ontario shore. West Winds 10 to 15 Mph with Gusts up to 35 Mph, Diminishing to 5 to 10 Mph. Chance of snow 70 percent.

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Clarkson Temperature Statistics

December Temperature

Rochester, Greater Rochester International Airport (14.9 miles)

  • Lowest 8 December, 2025

    3.9 °F

  • Average December

    23.8 °F

  • Highest 3 December, 2025

    34 °F

Climate (2020–Present)

Rochester, Greater Rochester International Airport (14.9 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    59.5 °F
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