Upper Little York Lake Weather Forecast

    • 54
    • 78

    Rain Showers

    • 49
    • 63

    Mostly Cloudy

    • 38
    • 74

    Rain Showers

    • 25
    • 44

    Chance Snow Showers

    • 23
    • 37

    Partly Sunny

    • 38
    • 52

    Chance Rain Showers

Today 16 Apr Cortland

Mostly cloudy this Morning, then becoming partly sunny. A chance of Showers. A chance of Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds this afternoon. Highs in the upper 70s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 16 Apr Cortland

Mostly cloudy. Showers with a chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Some Thunderstorms may produce gusty Winds in the evening. Lows in the mid 50s. West Winds 5 to 10 Mph. Chance of rain 80 percent.

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Upper Little York Lake Temperature Statistics

April Temperature

Cortland County-Chase Field (8.1 miles)

  • Lowest 8 April, 2026

    15.8 °F

  • Average April

    44.2 °F

  • Highest 13 April, 2026

    73.4 °F

Climate (2021–Present)

Cortland County-Chase Field (8.1 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.2 °F

  • Average High 2021–2026

    56.5 °F
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