Deal Island Weather Forecast

    • 78
    • 88

    Isolated Thunderstorms

    • 72
    • 85

    Partly Sunny

    • 72
    • 82

    Mostly Sunny

    • 74
    • 81

    Mostly Sunny

    • 78
    • 84

    Mostly Sunny

    • 81
    • 88

    Slight Chance Thunderstorms

Today 20 Jul Somerset

Partly sunny. Humid with Highs around 90. West Winds 5 to 10 Mph. Heat index Values up to 100.

Tonight 20 Jul Somerset

Partly cloudy with a slight chance of Showers and Thunderstorms. Humid with Lows in the mid 70s. West Winds 5 to 10 Mph, becoming northwest 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deal Island Temperature Statistics

July Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (25.5 miles)

  • Lowest 5 July, 2025

    66 °F

  • Average July

    80.9 °F

  • Highest 1 July, 2025

    94.6 °F

Climate (2020–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (25.5 miles)

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  • Average Low 2020–2025

    52.5 °F

  • Average 2020–2025

    60.9 °F

  • Average High 2020–2025

    69.3 °F
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