Diamond Beach Weather Forecast

    • 70
    • 87

    Rain Showers Likely

    • 68
    • 81

    Chance Rain Showers

    • 70
    • 82

    Rain Showers Likely

    • 70
    • 85

    Slight Chance Thunderstorms

    • 68
    • 81

    Partly Sunny

    • 71
    • 81

    Mostly Sunny

Today 10 Sep Atlantic Coastal Cape May

Partly sunny. Hot with Highs in the mid 80s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming west 5 to 10 Mph this afternoon.

Tonight 10 Sep Atlantic Coastal Cape May

Mostly cloudy. A chance of Showers in the Evening, then Showers likely with a slight chance of Thunderstorms after midnight. Humid with Lows around 70. Southwest Winds 5 to 10 Mph, becoming northwest after midnight. Chance of rain 70 percent.

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Diamond Beach Temperature Statistics

September Temperature

Wildwood, Cape May County Airport (5 miles)

  • Lowest 6 September, 2026

    62.1 °F

  • Average September

    75.4 °F

  • Highest 1 September, 2026

    90 °F

Climate (2021–2026)

Wildwood, Cape May County Airport (5 miles)

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  • Average Low 2021–2026

    49.7 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    64.7 °F
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