Hiawatha Lake Weather Forecast

    • 57
    • 81

    Increasing Clouds

    • 56
    • 79

    Mostly Cloudy

    • 58
    • 82

    Mostly Sunny

    • 46
    • 73

    Mostly Sunny

    • 54
    • 74

    Partly Sunny

    • 60
    • 79

    Mostly Cloudy

Today 16 Sep Onondaga

Mostly sunny. Highs in the lower 80s. Southeast Winds around 5 Mph, becoming northeast this afternoon.

Tonight 16 Sep Onondaga

Partly cloudy. Lows in the mid 50s. Southeast Winds around 5 Mph.

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Hiawatha Lake Temperature Statistics

September Temperature

Syracuse, Syracuse Hancock International Airport (6.2 miles)

  • Lowest 9 September, 2025

    43 °F

  • Average September

    63.2 °F

  • Highest 4 September, 2025

    82 °F

Climate (2020–Present)

Syracuse, Syracuse Hancock International Airport (6.2 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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