Hudson River - Iona Island Weather Forecast

    • 61
    • 84

    Partly Sunny

    • 54
    • 83

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

    • 56
    • 75

    Partly Sunny

    • 60
    • 79

    Partly Sunny

    • 63
    • 83

    Partly Sunny

Today 18 Sep Rockland

Patchy fog this morning. Mostly sunny. Highs in the lower 80s. Northwest Winds around 5 Mph.

Tonight 18 Sep Rockland

Mostly clear. Lows in the lower 60s. Northwest 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

    66 °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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