Castle Island Weather Forecast

    • 75
    • 99

    Hot

    • 69
    • 95

    Chance Thunderstorms

    • 62
    • 89

    Partly Sunny

    • 63
    • 80

    Chance Rain Showers

    • 62
    • 79

    Slight Chance Rain Showers

    • 64
    • 82

    Partly Sunny

Today 3 Jul Newport

Sunny, hot with Highs in the mid 90s. West Winds 10 to 15 Mph. Heat index Values up to 107.

Tonight 3 Jul Newport

Mostly clear. Humid with Lows in the mid 70s. West Winds 5 to 10 Mph. Heat index Values up to 101 early in the evening.

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Castle Island Temperature Statistics

July Temperature

N. Kingston / Quonset (7.5 miles)

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  • Average July

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Climate (2021–2026)

N. Kingston / Quonset (7.5 miles)

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  • Average Low 2021–2026

    49.8 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    60.8 °F
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