Rio Grande Weather Forecast

    • 27
    • 57

    Decreasing Clouds

    • 35
    • 43

    Mostly Sunny

    • 25
    • 47

    Mostly Sunny

    • 30
    • 39

    Mostly Cloudy

    • 35
    • 45

    Chance Rain

    • 33
    • 46

    Partly Sunny

    • 41
    • 50

    Slight Chance Rain

Today 19 Dec Cape May

Rain with a slight chance of Thunderstorms this Morning, then a chance of rain this afternoon. Breezy with Highs in the upper 50s. Temperature falling into the mid 40s this afternoon. South Winds 15 to 25 Mph, becoming west this afternoon. Gusts up to 45 Mph. Chance of rain near 100 percent.

Tonight 19 Dec Cape May

Mostly clear this Evening, then becoming partly cloudy. Breezy and much Colder with Lows in the mid 20s. West Winds 15 to 25 Mph. Gusts up to 45 Mph, decreasing to 35 Mph after midnight.

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Rio Grande Temperature Statistics

December Temperature

Wildwood, Cape May County Airport (1.9 miles)

  • Lowest 9 December, 2025

    19 °F

  • Average December

    35.1 °F

  • Highest 17 December, 2025

    55 °F

Climate (2020–Present)

Wildwood, Cape May County Airport (1.9 miles)

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  • Average Low 2020–2025

    49.6 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    64.4 °F
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