Diamond Beach Weather Forecast

    • 55
    • 70

    Rain Showers Likely

    • 53
    • 61

    Rain Showers

    • 55
    • 67

    Rain Showers

    • 59
    • 73

    Chance Rain Showers

    • 59
    • 74

    Chance Rain Showers

    • 60
    • 75

    Slight Chance Rain Showers

Today 21 May Atlantic Coastal Cape May

Mostly cloudy. A slight chance of Showers in the Morning, then Showers likely in the afternoon. Not as warm with Highs in the mid 60s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

Tonight 21 May Atlantic Coastal Cape May

Cloudy. A chance of Showers in the evening. Lows in the mid 50s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Beach Temperature Statistics

May Temperature

Wildwood, Cape May County Airport (5 miles)

  • Lowest 11 May, 2026

    44.1 °F

  • Average May

    60.6 °F

  • Highest 18 May, 2026

    86 °F

Climate (2021–Present)

Wildwood, Cape May County Airport (5 miles)

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  • Average Low 2021–2026

    49.7 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    64.6 °F
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