Owasco Lake Weather Forecast

    • 48
    • 66

    Becoming Sunny

    • 45
    • 66

    Mostly Sunny

    • 45
    • 66

    Mostly Sunny

    • 50
    • 68

    Partly Sunny

    • 50
    • 66

    Partly Sunny

    • 50
    • 67

    Partly Sunny

    • 52
    • 68

    Partly Sunny

Today 22 Sep Southern Cayuga

Partly sunny. Highs in the lower 70s.

Tonight 22 Sep Southern Cayuga

Partly cloudy. Lows in the upper 40s. East Winds 5 to 10 Mph.

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  • Temperature Real-Time

Owasco Lake Temperature Statistics

September Temperature

Cortland County-Chase Field (22.4 miles)

  • Lowest 19 September, 2026

    37.4 °F

  • Average September

    62.9 °F

  • Highest 3 September, 2026

    80.6 °F

Climate (2021–2026)

Cortland County-Chase Field (22.4 miles)

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  • Average Low 2021–2026

    37.7 °F

  • Average 2021–2026

    47.2 °F

  • Average High 2021–2026

    56.5 °F
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