Key West Weather Forecast

    • 82
    • 90

    Chance Rain Showers

    • 82
    • 90

    Chance Rain Showers

    • 82
    • 90

    Chance Rain Showers

    • 82
    • 90

    Chance Rain Showers

    • 82
    • 90

    Chance Rain Showers

    • 82
    • 90

    Chance Rain Showers

Today 21 Aug Monroe Lower Keys

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the lower 90s. East Winds near 10 Mph. Chance of rain 20 percent.

Tonight 21 Aug Monroe Lower Keys

Partly cloudy. A slight chance of Showers and Thunderstorms. Lows near 80. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Key West Temperature Statistics

August Temperature

Key West International Airport (3.1 miles)

  • Lowest 5 August, 2018

    77 °F
  • Average August

    86.5 °F
  • Highest 10 August, 2018

    93 °F

Climate (2010–Present)

Key West International Airport (3.1 miles)

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  • Average Low 2010–Present

    74.9 °F
  • Average 2010–Present

    78.8 °F
  • Average High 2010–Present

    82.9 °F
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