Big Spanish Channel - Mayo Key Weather Forecast

    • 67
    • 76

    Mostly Sunny

    • 68
    • 77

    Chance Rain Showers

    • 63
    • 76

    Slight Chance Rain Showers

    • 67
    • 74

    Mostly Sunny

    • 67
    • 76

    Mostly Sunny

    • 68
    • 77

    Mostly Sunny

Today 14 Feb Monroe Lower Keys

Mostly sunny with a slight chance of Showers. Patchy fog early this morning over the lower Keys. Highs in the mid 70s. Northeast to east Winds 5 to 10 Mph, becoming east and increasing to near 10 Mph. Chance of rain 10 percent.

Tonight 14 Feb Monroe Lower Keys

Partly cloudy in the Evening, then becoming mostly cloudy. A slight chance of Showers. Lows in the upper 60s. East Winds 10 to 15 Mph, becoming east to southeast near 15 Mph. Chance of rain 10 percent.

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Big Spanish Channel - Mayo Key Temperature Statistics

February Temperature

The Florida Keys - Marathon International Airport (19.3 miles)

  • Lowest 1 February, 2026

    44.7 °F

  • Average February

    62.5 °F

  • Highest 11 February, 2026

    75 °F

Climate (2021–Present)

The Florida Keys - Marathon International Airport (19.3 miles)

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  • Average Low 2021–2026

    75.3 °F

  • Average 2021–2026

    80 °F

  • Average High 2021–2026

    85.1 °F
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