Big Spanish Channel - Mayo Key Weather Forecast

    • 71
    • 83

    Chance Rain Showers

    • 72
    • 82

    Chance Rain Showers

    • 72
    • 82

    Slight Chance Rain Showers

    • 72
    • 82

    Partly Sunny

    • 73
    • 82

    Mostly Sunny

    • 73
    • 83

    Partly Sunny

Today 8 Apr Monroe Lower Keys

Partly sunny with a chance of Showers and a slight chance of Thunderstorms. Highs in the lower 80s. Northeast Winds near 5 Mph. Chance of rain 50 percent.

Tonight 8 Apr Monroe Lower Keys

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows in the lower 70s. Northeast Winds 5 to 10 Mph Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Spanish Channel - Mayo Key Temperature Statistics

April Temperature

The Florida Keys - Marathon International Airport (19.3 miles)

  • Lowest 4 April, 2026

    75 °F

  • Average April

    78.5 °F

  • Highest 2 April, 2026

    82.7 °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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