Marcellus Weather Forecast

    • 62
    • 79

    Chance Rain Showers

    • 66
    • 79

    Rain Showers Likely

    • 68
    • 84

    Rain Showers Likely

    • 66
    • 83

    Rain Showers Likely

    • 61
    • 80

    Chance Rain Showers

    • 58
    • 76

    Slight Chance Rain Showers

Today 30 Aug Onondaga

Partly sunny in the Morning, then mostly cloudy with a chance of Showers in the afternoon. Highs around 80. Southwest Winds 5 to 10 Mph, becoming west in the afternoon. Chance of rain 50 percent.

Tonight 30 Aug Onondaga

Mostly cloudy with a 50 percent chance of Showers. Patchy fog after midnight. Lows in the lower 60s. Southwest Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marcellus Temperature Statistics

August Temperature

Syracuse, Syracuse Hancock International Airport (14.3 miles)

  • Lowest 21 August, 2026

    51.7 °F

  • Average August

    72.1 °F

  • Highest 5 August, 2026

    91.7 °F

Climate (2021–2026)

Syracuse, Syracuse Hancock International Airport (14.3 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    60.6 °F
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