Tomhannock Reservoir Weather Forecast

    • 62
    • 80

    Slight Chance Rain Showers

    • 53
    • 74

    Rain Showers

    • 47
    • 71

    Partly Sunny

    • 44
    • 69

    Mostly Sunny

    • 46
    • 72

    Mostly Sunny

    • 50
    • 73

    Partly Sunny

Today 5 Sep Western Rensselaer

Mostly sunny. Highs around 80. South Winds 10 to 15 Mph.

Tonight 5 Sep Western Rensselaer

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Tomhannock Reservoir Temperature Statistics

September Temperature

Albany International Airport (14.3 miles)

  • Lowest 1 September, 2025

    52 °F

  • Average September

    66.4 °F

  • Highest 2 September, 2025

    80.1 °F

Climate (2020–Present)

Albany International Airport (14.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    60.4 °F
Get WillyWeather+ to remove ads