Hook Mountain State Park Weather Forecast

    • 59
    • 79

    Partly Sunny

    • 58
    • 78

    Mostly Cloudy

    • 61
    • 72

    Chance Rain Showers

    • 62
    • 81

    Slight Chance Rain Showers

    • 57
    • 83

    Mostly Sunny

    • 54
    • 72

    Partly Sunny

Today 15 Sep Rockland

Mostly sunny. Highs around 80. Northeast Winds around 5 Mph.

Tonight 15 Sep Rockland

Partly cloudy. Lows in the upper 50s. East Winds around 5 Mph.

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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

    65.9 °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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