Big Spanish Channel - Water Key (West End) Weather Forecast

    • 81
    • 87

    Chance Rain Showers

    • 80
    • 88

    Chance Thunderstorms

    • 80
    • 88

    Chance Thunderstorms

    • 80
    • 86

    Chance Thunderstorms

    • 80
    • 87

    Chance Thunderstorms

Today 25 May Monroe Lower Keys

Partly cloudy with a chance of Showers and a slight chance of Thunderstorms. Breezy. Highs in the upper 80s. East to southeast Winds 15 to 20 Mph. Chance of rain 20 percent.

Tonight 25 May Monroe Lower Keys

Partly cloudy with a slight chance of Showers and Thunderstorms. Breezy. East to southeast Winds 15 to 20 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Spanish Channel - Water Key (West End) Temperature Statistics

May Temperature

The Florida Keys - Marathon International Airport (18 miles)

  • Lowest 4 May, 2026

    72.6 °F

  • Average May

    81.9 °F

  • Highest 8 May, 2026

    87.7 °F

Climate (2021–Present)

The Florida Keys - Marathon International Airport (18 miles)

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  • Average Low 2021–2026

    75.3 °F

  • Average 2021–2026

    80 °F

  • Average High 2021–2026

    85 °F
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