Key Largo Weather Forecast

    • 72
    • 80

    Mostly Cloudy

    • 56
    • 80

    Mostly Sunny

    • 58
    • 68

    Mostly Sunny

    • 52
    • 69

    Mostly Cloudy

    • 54
    • 66

    Mostly Sunny

    • 57
    • 67

    Partly Sunny

    • 59
    • 69

    Mostly Cloudy

Today 25 Jan Monroe Upper Keys

Mostly sunny. Highs near 80. East Winds near 10 Mph, becoming southeast.

Tonight 25 Jan Monroe Upper Keys

Partly cloudy with a slight chance of Showers. Lows in the lower 70s. Southeast Winds 5 to 10 Mph, becoming south after midnight. Chance of rain 10 percent.

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  • Temperature Real-Time

Key Largo Temperature Statistics

January Temperature

Homestead Air Reserve Base (28.6 miles)

  • Lowest 1 January, 2026

    42.8 °F

  • Average January

    68.4 °F

  • Highest 11 January, 2026

    83.1 °F

Climate (2021–Present)

Homestead Air Reserve Base (28.6 miles)

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  • Average Low 2021–2026

    71.1 °F

  • Average 2021–2026

    77.2 °F

  • Average High 2021–2026

    84.1 °F
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