Owasco Lake Weather Forecast

    • 64
    • 83

    Rain Showers Likely

    • 59
    • 78

    Rain Showers

    • 52
    • 73

    Chance Rain Showers

    • 50
    • 67

    Slight Chance Rain Showers

    • 52
    • 69

    Mostly Sunny

    • 53
    • 73

    Partly Sunny

Today 23 Aug Southern Cayuga

Partly sunny. Highs in the mid 80s. South Winds 10 to 15 Mph.

Tonight 23 Aug Southern Cayuga

Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Lows in the mid 60s. South Winds 10 to 15 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Owasco Lake Temperature Statistics

August Temperature

Cortland County-Chase Field (22.4 miles)

  • Lowest 2 August, 2025

    44.6 °F

  • Average August

    66.4 °F

  • Highest 12 August, 2025

    89.6 °F

Climate (2020–Present)

Cortland County-Chase Field (22.4 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    56.7 °F
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