South Onondaga Weather Forecast

    • 56
    • 80

    Increasing Clouds

    • 41
    • 69

    Mostly Sunny

    • 49
    • 70

    Mostly Sunny

    • 58
    • 78

    Partly Sunny

    • 61
    • 82

    Slight Chance Rain Showers

    • 60
    • 83

    Chance Rain Showers

Today 18 Sep Onondaga

Patchy fog in the morning. Mostly sunny. Highs in the lower 80s. Southwest Winds around 5 Mph, becoming northwest in the afternoon.

Tonight 18 Sep Onondaga

Partly cloudy. Patchy fog after midnight. Lows in the mid 50s. Northwest Winds around 5 Mph.

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South Onondaga Temperature Statistics

September Temperature

Syracuse, Syracuse Hancock International Airport (13 miles)

  • Lowest 9 September, 2025

    43 °F

  • Average September

    63.5 °F

  • Highest 4 September, 2025

    82 °F

Climate (2020–Present)

Syracuse, Syracuse Hancock International Airport (13 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    60.9 °F
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