Grassy Sound Channel - Nummy Island Weather Forecast

    • 63
    • 84

    Partly Sunny

    • 65
    • 76

    Partly Sunny

    • 67
    • 79

    Rain Showers Likely

    • 67
    • 77

    Chance Rain Showers

    • 64
    • 71

    Chance Rain Showers

    • 64
    • 69

    Chance Rain Showers

Today 18 Sep Atlantic Coastal Cape May

Partly sunny. Highs in the lower 80s. Northwest Winds 5 to 10 Mph, becoming northeast this afternoon.

Tonight 18 Sep Atlantic Coastal Cape May

Partly cloudy. Humid with Lows in the mid 60s. Northeast Winds around 5 Mph, increasing to 10 to 15 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grassy Sound Channel - Nummy Island Temperature Statistics

September Temperature

Wildwood, Cape May County Airport (6.2 miles)

  • Lowest 15 September, 2026

    55 °F

  • Average September

    74.3 °F

  • Highest 1 September, 2026

    90 °F

Climate (2021–2026)

Wildwood, Cape May County Airport (6.2 miles)

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  • Average Low 2021–2026

    49.8 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    64.8 °F
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