Key Largo - Rock Harbor Weather Forecast

    • 40
    • 66

    Chance Rain Showers

    • 42
    • 54

    Mostly Sunny

    • 49
    • 59

    Mostly Sunny

    • 56
    • 64

    Mostly Cloudy

    • 57
    • 68

    Partly Sunny

    • 52
    • 67

    Partly Sunny

Today 31 Jan Monroe Upper Keys

Mostly cloudy with a chance of Showers. Becoming very windy. Highs in the mid 60s. West to northwest Winds near 10 Mph, becoming northwest 25 to 30 Mph in the afternoon. Chance of rain 50 percent.

Tonight 31 Jan Monroe Upper Keys

Mostly cloudy with a slight chance of Showers. Very windy and much Colder with Lows in the mid to upper 30s. Northwest Winds 30 to 35 Mph. Chance of rain 10 percent. Wind chill Values in the mid 20s after midnight.

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Key Largo - Rock Harbor Temperature Statistics

January Temperature

Homestead Air Reserve Base (29.2 miles)

  • Lowest 1 January, 2026

    42.8 °F

  • Average January

    68.4 °F

  • Highest 26 January, 2026

    87.1 °F

Climate (2021–Present)

Homestead Air Reserve Base (29.2 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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