South Lake Weather Forecast

    • 44
    • 65

    Becoming Sunny

    • 48
    • 66

    Partly Sunny

    • 52
    • 66

    Chance Rain Showers

    • 51
    • 63

    Chance Rain Showers

    • 51
    • 63

    Chance Rain Showers

    • 51
    • 66

    Partly Sunny

Today 23 Sep Putnam

Mostly sunny. Highs in the mid 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 23 Sep Putnam

Mostly clear. Lows in the mid 40s. Northeast Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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South Lake Temperature Statistics

September Temperature

Poughkeepsie, Dutchess County Airport (12.4 miles)

  • Lowest 15 September, 2026

    45.6 °F

  • Average September

    67.9 °F

  • Highest 10 September, 2026

    87.7 °F

Climate (2021–2026)

Poughkeepsie, Dutchess County Airport (12.4 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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