Sandy Island Beach State Park Weather Forecast

    • 7
    • 32

    Slight Chance Snow Showers

    • 23
    • 27

    Increasing Clouds

    • 23
    • 37

    Snow Showers

    • 14
    • 28

    Snow Showers Likely

    • 13
    • 21

    Chance Snow Showers

    • 27
    • 32

    Snow Showers

    • 26
    • 35

    Rain/Snow

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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Sandy Island Beach State Park Temperature Statistics

December Temperature

Fulton, Oswego County Airport (21.1 miles)

  • Lowest 1 December, 2025

    21 °F

  • Average December

    26.3 °F

  • Highest 1 December, 2025

    35.1 °F

Climate (2020–Present)

Fulton, Oswego County Airport (21.1 miles)

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  • Average Low 2020–2025

    41.1 °F

  • Average 2020–2025

    49.7 °F

  • Average High 2020–2025

    58.3 °F
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