Vaca Key Weather Forecast

    • 75
    • 83

    Mostly Sunny

    • 76
    • 83

    Mostly Sunny

    • 76
    • 83

    Mostly Sunny

    • 76
    • 83

    Mostly Sunny

    • 76
    • 83

    Mostly Sunny

    • 75
    • 83

    Mostly Sunny

Today 31 Mar Monroe Middle Keys

Sunny with a slight chance of Showers. Highs in the lower 80s. Southeast Winds 5 to 10 Mph. Chance of rain 10 percent.

Tonight 31 Mar Monroe Middle Keys

Mostly clear with a slight chance of Showers. Lows in the mid 70s. Southeast Winds near 5 Mph. Chance of rain 10 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Vaca Key Temperature Statistics

March Temperature

The Florida Keys - Marathon International Airport (3.7 miles)

  • Lowest 7 March, 2025

    59.6 °F

  • Average March

    74.3 °F

  • Highest 26 March, 2025

    83.6 °F

Climate (2020–Present)

The Florida Keys - Marathon International Airport (3.7 miles)

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  • Average Low 2020–2025

    75.3 °F

  • Average 2020–2025

    80 °F

  • Average High 2020–2025

    85.3 °F
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