Hook Mountain State Park Weather Forecast

    • 63
    • 79

    Mostly Cloudy

    • 67
    • 82

    Mostly Cloudy

    • 54
    • 79

    Partly Sunny

    • 56
    • 70

    Mostly Cloudy

    • 57
    • 69

    Rain Showers Likely

    • 57
    • 69

    Chance Rain Showers

Today 16 Sep Rockland

Mostly sunny. Highs in the upper 70s. Southwest Winds around 5 Mph.

Tonight 16 Sep Rockland

Mostly cloudy. Lows in the lower 60s. South Winds around 5 Mph in the Evening, becoming light and variable.

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Hook Mountain State Park Temperature Statistics

September Temperature

White Plains - Westchester County Airport (11.2 miles)

  • Lowest 7 September, 2026

    53.1 °F

  • Average September

    69.4 °F

  • Highest 10 September, 2026

    84 °F

Climate (2021–2026)

White Plains - Westchester County Airport (11.2 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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