Hook Mountain State Park Weather Forecast

    • 61
    • 69

    Chance Rain Showers

    • 62
    • 78

    Partly Sunny

    • 53
    • 79

    Mostly Sunny

    • 52
    • 71

    Mostly Sunny

    • 56
    • 72

    Partly Sunny

    • 60
    • 77

    Partly Sunny

Today 17 Sep Rockland

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Highs in the upper 60s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 17 Sep Rockland

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows around 60. Northeast Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Real-Time

Hook Mountain State Park Temperature Statistics

September Temperature

White Plains - Westchester County Airport (11.2 miles)

  • Lowest 8 September, 2025

    48.9 °F

  • Average September

    66.2 °F

  • Highest 6 September, 2025

    82 °F

Climate (2020–Present)

White Plains - Westchester County Airport (11.2 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    62.3 °F
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