Nassau Weather Forecast

    • 54
    • 80

    Mostly Sunny

    • 54
    • 80

    Partly Sunny

    • 55
    • 75

    Mostly Cloudy

    • 56
    • 81

    Mostly Sunny

    • 47
    • 79

    Mostly Sunny

    • 43
    • 70

    Mostly Sunny

Today 15 Sep Western Rensselaer

Sunny. Highs in the upper 70s. North Winds around 5 Mph.

Tonight 15 Sep Western Rensselaer

Mostly clear. Lows in the lower 50s. Light and variable Winds.

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Nassau Temperature Statistics

September Temperature

Pittsfield Municipal Airport (17.4 miles)

  • Lowest 9 September, 2025

    41 °F

  • Average September

    60.2 °F

  • Highest 4 September, 2025

    75.9 °F

Climate (2020–Present)

Pittsfield Municipal Airport (17.4 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.3 °F

  • Average High 2020–2025

    57.6 °F
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