Tomhannock Reservoir Weather Forecast

    • 60
    • 77

    Increasing Clouds

    • 59
    • 75

    Rain Showers Likely

    • 43
    • 73

    Partly Sunny

    • 47
    • 65

    Rain Showers Likely

    • 48
    • 65

    Rain Showers Likely

    • 49
    • 67

    Chance Rain Showers

Today 16 Sep Western Rensselaer

Mostly sunny. Highs in the upper 70s. South Winds 5 to 10 Mph.

Tonight 16 Sep Western Rensselaer

Mostly cloudy. Lows around 60. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tomhannock Reservoir Temperature Statistics

September Temperature

Albany International Airport (14.3 miles)

  • Lowest 12 September, 2026

    48.7 °F

  • Average September

    67.7 °F

  • Highest 3 September, 2026

    83.6 °F

Climate (2021–2026)

Albany International Airport (14.3 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61 °F
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