Hudson River - Iona Island Weather Forecast

    • 57
    • 79

    Decreasing Clouds

    • 57
    • 78

    Partly Sunny

    • 57
    • 77

    Partly Sunny

    • 57
    • 80

    Mostly Cloudy

    • 58
    • 79

    Partly Sunny

    • 57
    • 83

    Partly Sunny

Today 14 Sep Rockland

Sunny. A slight chance of Showers this afternoon. Highs in the upper 70s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 14 Sep Rockland

Mostly clear. Lows in the upper 50s. North Winds around 5 Mph.

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Hudson River - Iona Island Temperature Statistics

September Temperature

Newburgh / Stewart (14.9 miles)

  • Lowest 8 September, 2025

    46.4 °F

  • Average September

    65.4 °F

  • Highest 4 September, 2025

    80.6 °F

Climate (2020–Present)

Newburgh / Stewart (14.9 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    61.5 °F
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