Hiawatha Lake Weather Forecast

    • 43
    • 67

    Sunny

    • 43
    • 67

    Increasing Clouds

    • 50
    • 70

    Partly Sunny

    • 51
    • 68

    Mostly Cloudy

    • 50
    • 67

    Mostly Cloudy

    • 50
    • 67

    Partly Sunny

    • 54
    • 71

    Partly Sunny

Today 23 Sep Onondaga

Partly sunny. Highs in the mid 70s.

Tonight 23 Sep Onondaga

Clear. Lows in the lower 40s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hiawatha Lake Temperature Statistics

September Temperature

Syracuse, Syracuse Hancock International Airport (6.2 miles)

  • Lowest 19 September, 2026

    45 °F

  • Average September

    67 °F

  • Highest 2 September, 2026

    85.6 °F

Climate (2021–2026)

Syracuse, Syracuse Hancock International Airport (6.2 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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