Grassy Sound Channel - Nummy Island Weather Forecast

    • 45
    • 54

    Rain Showers Likely

    • 40
    • 56

    Partly Sunny

    • 45
    • 60

    Chance Rain Showers

    • 34
    • 49

    Chance Rain Showers

    • 36
    • 46

    Partly Sunny

    • 36
    • 52

    Partly Sunny

    • 41
    • 56

    Chance Rain

Today 20 Mar Atlantic Coastal Cape May

Mostly sunny. Near steady temperature in the lower 50s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 20 Mar Atlantic Coastal Cape May

Mostly cloudy with a slight chance of Thunderstorms. Showers Likely, mainly this evening. Near steady temperature in the upper 40s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grassy Sound Channel - Nummy Island Temperature Statistics

March Temperature

Wildwood, Cape May County Airport (6.2 miles)

  • Lowest 13 March, 2026

    28 °F

  • Average March

    47.3 °F

  • Highest 10 March, 2026

    75 °F

Climate (2021–Present)

Wildwood, Cape May County Airport (6.2 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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