Deal Island Weather Forecast

    • 74
    • 85

    Increasing Clouds

    • 72
    • 81

    Chance Rain Showers

    • 75
    • 82

    Rain Showers Likely

    • 75
    • 84

    Chance Thunderstorms

    • 73
    • 84

    Partly Sunny

    • 75
    • 84

    Mostly Sunny

Today 10 Sep Somerset

Mostly sunny and breezy. Highs in the upper 80s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming west 5 to 10 Mph this afternoon.

Tonight 10 Sep Somerset

Showers likely with a chance of Thunderstorms. Lows in the lower 70s. South Winds around 5 Mph, becoming west after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deal Island Temperature Statistics

September Temperature

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

  • Lowest 7 September, 2026

    64.9 °F

  • Average September

    77.7 °F

  • Highest 1 September, 2026

    91.9 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    68.7 °F
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