Lock Island Park Weather Forecast

    • 24
    • 39

    Chance Rain Showers

    • 41
    • 44

    Mostly Cloudy

    • 21
    • 46

    Rain/Snow

    • 26
    • 36

    Chance Rain/Snow

    • 20
    • 36

    Chance Snow Showers

    • 19
    • 29

    Chance Rain/Snow

Today 17 Dec Onondaga

Mostly cloudy. A chance of rain and snow Showers in the afternoon. Highs around 40. Southwest Winds around 10 Mph with Gusts up to 25 Mph. Chance of precipitation 40 percent.

Tonight 17 Dec Onondaga

Partly cloudy. Lows in the lower 20s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Lock Island Park Temperature Statistics

December Temperature

Fulton, Oswego County Airport (9.3 miles)

  • Lowest 4 December, 2025

    5 °F

  • Average December

    23.8 °F

  • Highest 10 December, 2025

    36 °F

Climate (2020–Present)

Fulton, Oswego County Airport (9.3 miles)

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  • Average Low 2020–2025

    41 °F

  • Average 2020–2025

    49.6 °F

  • Average High 2020–2025

    58.2 °F
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