Rio Weather Forecast

    • 66
    • 82

    Decreasing Clouds

    • 69
    • 78

    Partly Sunny

    • 69
    • 78

    Partly Sunny

    • 68
    • 75

    Partly Sunny

    • 67
    • 74

    Mostly Sunny

    • 66
    • 75

    Mostly Sunny

Today 19 Dec Coastal Martin

Mostly cloudy with a slight chance of Showers early in the Morning, then partly cloudy. Highs in the lower 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph becoming northwest in the afternoon. Chance of rain 20 percent.

Tonight 19 Dec Coastal Martin

Partly cloudy. Lows in the mid 60s. North Winds 5 to 10 Mph.

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Rio Temperature Statistics

December Temperature

Witham Field Airport (2.5 miles)

  • Lowest 12 December, 2025

    51.8 °F

  • Average December

    69.4 °F

  • Highest 5 December, 2025

    86 °F

Climate (2020–Present)

Witham Field Airport (2.5 miles)

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  • Average Low 2020–2025

    69.3 °F

  • Average 2020–2025

    74.5 °F

  • Average High 2020–2025

    82.9 °F
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