Vaca Key Weather Forecast

    • 72
    • 81

    Mostly Cloudy

    • 69
    • 78

    Mostly Cloudy

    • 68
    • 76

    Chance Rain Showers

    • 69
    • 76

    Chance Rain Showers

    • 67
    • 76

    Chance Rain Showers

    • 61
    • 75

    Chance Rain Showers

Today 10 Jan Monroe Middle Keys

Partly sunny with a slight chance of Showers. Highs near 80. East to southeast Winds 10 to 15 Mph, decreasing to near 10 Mph. Chance of rain 10 percent.

Tonight 10 Jan Monroe Middle Keys

Mostly cloudy with a slight chance of Showers. Lows near 70. East Winds near 10 Mph, becoming northeast to east 5 to 10 Mph. Chance of rain 10 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Vaca Key Temperature Statistics

January Temperature

The Florida Keys - Marathon International Airport (3.7 miles)

  • Lowest 1 January, 2026

    55.9 °F

  • Average January

    69.5 °F

  • Highest 7 January, 2026

    79 °F

Climate (2021–Present)

The Florida Keys - Marathon International Airport (3.7 miles)

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  • Average Low 2021–2026

    75.4 °F

  • Average 2021–2026

    80 °F

  • Average High 2021–2026

    85.1 °F
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