Key Largo - Ocean Reef Harbor Weather Forecast

    • 69
    • 78

    Partly Sunny

    • 70
    • 78

    Mostly Sunny

    • 71
    • 80

    Mostly Sunny

    • 58
    • 79

    Partly Sunny

    • 60
    • 69

    Partly Sunny

    • 56
    • 73

    Partly Sunny

    • 54
    • 71

    Mostly Sunny

Today 23 Jan Monroe Upper Keys

Partly sunny this Morning, then becoming mostly sunny. A slight chance of Showers. Highs near 80. Northeast Winds 5 to 10 Mph. Chance of rain 10 percent.

Tonight 23 Jan Monroe Upper Keys

Partly cloudy with a slight chance of Showers. Lows in the upper 60s. Northeast Winds 5 to 10 Mph. Chance of rain 10 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Key Largo - Ocean Reef Harbor Temperature Statistics

January Temperature

Homestead Air Reserve Base (13.7 miles)

  • Lowest 1 January, 2026

    42.8 °F

  • Average January

    68 °F

  • Highest 11 January, 2026

    83.1 °F

Climate (2021–Present)

Homestead Air Reserve Base (13.7 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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