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

    • 83
    • 90

    Mostly Sunny

    • 84
    • 91

    Partly Sunny

    • 83
    • 91

    Slight Chance Thunderstorms

    • 83
    • 90

    Slight Chance Thunderstorms

    • 83
    • 90

    Slight Chance Thunderstorms

    • 83
    • 90

    Slight Chance Thunderstorms

Today 17 Aug Monroe Lower Keys

Mostly sunny. Highs near 90. East to southeast Winds near 5 Mph.

Tonight 17 Aug Monroe Lower Keys

Mostly clear. Lows in the lower 80s. Light and variable Winds.

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  • Temperature Real-Time

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

August Temperature

The Florida Keys - Marathon International Airport (18 miles)

  • Lowest 12 August, 2026

    77 °F

  • Average August

    86.2 °F

  • Highest 1 August, 2026

    91.7 °F

Climate (2021–2026)

The Florida Keys - Marathon International Airport (18 miles)

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  • Average Low 2021–2026

    75.4 °F

  • Average 2021–2026

    80.1 °F

  • Average High 2021–2026

    85.1 °F
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