Big Coppitt Key Weather Forecast

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    • 88

    Chance Rain Showers

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    Chance Rain Showers

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    • 88

    Chance Rain Showers

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    Chance Rain Showers

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    Chance Thunderstorms

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    Chance Thunderstorms

Today 22 May Monroe Lower Keys

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. East to southeast Winds near 15 Mph, decreasing to 10 to 15 Mph. Chance of rain 20 percent.

Tonight 22 May Monroe Lower Keys

Partly cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows in the lower 80s. East to southeast Winds near 15 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Coppitt Key Temperature Statistics

May Temperature

Key West Naval Air Station (1.9 miles)

  • Lowest 1 May, 2026

    75 °F

  • Average May

    82.4 °F

  • Highest 8 May, 2026

    89.1 °F

Climate (2021–Present)

Key West Naval Air Station (1.9 miles)

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  • Average Low 2021–2026

    77.3 °F

  • Average 2021–2026

    81.8 °F

  • Average High 2021–2026

    86.5 °F
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