Plymouth Reservoir Weather Forecast

    • 45
    • 66

    Increasing Clouds

    • 34
    • 53

    Mostly Cloudy

    • 29
    • 54

    Partly Sunny

    • 37
    • 59

    Mostly Cloudy

    • 41
    • 61

    Mostly Cloudy

    • 44
    • 62

    Chance Rain Showers

Today 29 Oct Chenango

Mostly sunny. Highs in the upper 60s. Southwest Winds 5 to 10 Mph.

Tonight 29 Oct Chenango

Partly cloudy in the Evening, then becoming mostly cloudy. A 50 percent chance of Showers. Lows in the mid 40s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plymouth Reservoir Temperature Statistics

October Temperature

Cortland County-Chase Field (28.6 miles)

  • Lowest 24 October, 2026

    26.6 °F

  • Average October

    49.5 °F

  • Highest 13 October, 2026

    77 °F

Climate (2021–2026)

Cortland County-Chase Field (28.6 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.4 °F
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