South Mountain County Park Weather Forecast

    • 65
    • 81

    Rain Showers

    • 66
    • 75

    Rain Showers Likely

    • 66
    • 84

    Rain Showers Likely

    • 61
    • 82

    Mostly Sunny

    • 57
    • 77

    Mostly Sunny

    • 55
    • 74

    Mostly Sunny

Today 1 Sep Rockland

Mostly cloudy. A chance of Showers this Morning, then Showers likely with a chance of Thunderstorms this afternoon. Highs in the lower 80s. South Winds around 5 Mph. Chance of rain 70 percent.

Tonight 1 Sep Rockland

Mostly cloudy. Showers with a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Some Thunderstorms may be severe. Humid with Lows in the mid 60s. East Winds around 5 Mph. Chance of rain 90 percent.

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South Mountain County Park Temperature Statistics

September Temperature

White Plains - Westchester County Airport (18.6 miles)

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Climate (2021–2026)

White Plains - Westchester County Airport (18.6 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    62.3 °F
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