Marcellus Weather Forecast

    • 47
    • 65

    Increasing Clouds

    • 37
    • 57

    Chance Rain Showers

    • 39
    • 57

    Mostly Sunny

    • 46
    • 68

    Partly Sunny

    • 43
    • 65

    Slight Chance Rain Showers

    • 41
    • 64

    Partly Sunny

Today 4 Oct Onondaga

Partly sunny. Highs in the upper 60s. South Winds 10 to 15 Mph.

Tonight 4 Oct Onondaga

Partly cloudy. A chance of Showers after midnight. Lows in the upper 40s. South Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southwest after midnight. Chance of rain 40 percent.

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Marcellus Temperature Statistics

October Temperature

Syracuse, Syracuse Hancock International Airport (14.3 miles)

  • Lowest 1 October, 2026

    62.1 °F

  • Average October

    67.5 °F

  • Highest 1 October, 2026

    73.9 °F

Climate (2021–2026)

Syracuse, Syracuse Hancock International Airport (14.3 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    60.6 °F
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