Key Largo Weather Forecast

    • 71
    • 76

    Partly Sunny

    • 73
    • 78

    Partly Sunny

    • 68
    • 81

    Slight Chance Rain Showers

    • 60
    • 73

    Mostly Sunny

    • 69
    • 73

    Mostly Sunny

    • 74
    • 79

    Mostly Sunny

    • 66
    • 81

    Partly Sunny

Today 3 Mar Monroe Upper Keys

Mostly sunny. Highs in the upper 70s. North Winds near 10 Mph, becoming northeast to east.

Tonight 3 Mar Monroe Upper Keys

Mostly clear. Lows near 70. East Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Key Largo Temperature Statistics

March Temperature

Homestead Air Reserve Base (28.6 miles)

  • Lowest 1 March, 2025

    60.6 °F
  • Average March

    69.6 °F
  • Highest 1 March, 2025

    78.6 °F

Climate (2020–Present)

Homestead Air Reserve Base (28.6 miles)

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  • Average Low 2020–2025

    71.1 °F
  • Average 2020–2025

    77.3 °F
  • Average High 2020–2025

    84.2 °F
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