Upper Matecumbe Key Weather Forecast

    • 65
    • 72

    Mostly Sunny

    • 67
    • 73

    Mostly Sunny

    • 67
    • 74

    Mostly Sunny

    • 69
    • 74

    Mostly Sunny

    • 70
    • 76

    Mostly Sunny

    • 70
    • 75

    Mostly Sunny

    • 68
    • 75

    Mostly Sunny

Today 4 Jan Monroe Upper Keys

Partly cloudy with a slight chance of Showers. Highs in the mid to upper 70s. Southwest to west Winds 5 to 10 Mph, becoming west to northwest. Chance of rain 10 percent.

Tonight 4 Jan Monroe Upper Keys

Mostly clear. Lows in the mid 60s. West to northwest Winds 5 to 10 Mph, becoming north to northeast.

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Upper Matecumbe Key Temperature Statistics

January Temperature

The Florida Keys - Marathon International Airport (29.2 miles)

  • Lowest 1 January, 2026

    55.9 °F

  • Average January

    61.7 °F

  • Highest 2 January, 2026

    68 °F

Climate (2021–Present)

The Florida Keys - Marathon International Airport (29.2 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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