South Onondaga Weather Forecast

    • 28
    • 38

    Slight Chance Snow Showers

    • 20
    • 32

    Snow Showers

    • 24
    • 33

    Rain/Snow

    • 28
    • 39

    Rain/Snow Likely

    • 26
    • 33

    Chance Snow Showers

    • 36
    • 46

    Rain Showers Likely

Today 20 Dec Onondaga

Partly sunny in the Morning, then becoming mostly cloudy. Highs in the upper 30s. Southwest Winds 5 to 10 Mph, becoming south 10 to 15 Mph with Gusts up to 25 Mph in the afternoon.

Tonight 20 Dec Onondaga

Mostly cloudy with a 50 percent chance of snow Showers. Patchy blowing snow. Blustery with Lows in the lower 20s. West Winds 20 to 25 Mph with Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

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South Onondaga Temperature Statistics

December Temperature

Syracuse, Syracuse Hancock International Airport (13 miles)

  • Lowest 5 December, 2025

    5 °F
  • Average December

    24.9 °F
  • Highest 17 December, 2025

    42.1 °F

Climate (2020–Present)

Syracuse, Syracuse Hancock International Airport (13 miles)

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  • Average Low 2020–2025

    42.9 °F
  • Average 2020–2025

    51.7 °F
  • Average High 2020–2025

    60.7 °F
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