Wappinger Lake Weather Forecast

    • 70
    • 84

    Chance Rain Showers

    • 58
    • 85

    Partly Sunny

    • 53
    • 78

    Mostly Sunny

    • 63
    • 79

    Rain Showers Likely

    • 61
    • 80

    Slight Chance Rain Showers

    • 59
    • 80

    Partly Sunny

    • 66
    • 82

    Slight Chance Thunderstorms

Today 9 Sep Western Dutchess

Mostly cloudy. Near steady temperature in the lower 80s. South Winds 5 to 10 Mph.

Tonight 9 Sep Western Dutchess

Mostly cloudy. A chance of Showers after midnight. Warmer with Lows around 70. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wappinger Lake Temperature Statistics

September Temperature

Poughkeepsie, Dutchess County Airport (1.9 miles)

  • Lowest 7 September, 2026

    48.9 °F

  • Average September

    69.5 °F

  • Highest 3 September, 2026

    85.6 °F

Climate (2021–2026)

Poughkeepsie, Dutchess County Airport (1.9 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    63.1 °F
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