Lock Island Park Weather Forecast

    • 9
    • 38

    Gradual Clearing

    • 20
    • 22

    Snow

    • 21
    • 30

    Slight Chance Snow

    • 31
    • 38

    Rain/Snow

    • 18
    • 36

    Snow Showers

    • 18
    • 25

    Snow Showers Likely

Today 25 Dec Onondaga

Mostly cloudy. Highs in the upper 30s. West Winds 5 to 10 Mph, becoming northwest 10 to 15 Mph in the afternoon.

Tonight 25 Dec Onondaga

Mostly cloudy with a 20 percent chance of snow Showers. Lows in the mid 20s. South Winds around 5 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

    26.4 °F

  • Highest 19 December, 2025

    54 °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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