Fleming Key Weather Forecast

    • 84
    • 90

    Partly Sunny

    • 84
    • 90

    Partly Sunny

    • 84
    • 90

    Slight Chance Thunderstorms

    • 84
    • 90

    Mostly Sunny

    • 84
    • 90

    Mostly Sunny

    • 84
    • 90

    Partly Sunny

Today 18 Aug Monroe Lower Keys

Sunny. Highs in the lower 90s. West to northwest Winds 5 to 10 Mph, with occasional Gusts up to 20 Mph this Afternoon, mainly across the upper Keys.

Tonight 18 Aug Monroe Lower Keys

Partly cloudy. Lows in the lower 80s. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Fleming Key Temperature Statistics

August Temperature

Key West International Airport (3.1 miles)

  • Lowest 6 August, 2026

    74.6 °F

  • Average August

    86.3 °F

  • Highest 1 August, 2026

    93.7 °F

Climate (2021–2026)

Key West International Airport (3.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    75.7 °F

  • Average 2021–2026

    79.7 °F

  • Average High 2021–2026

    84.1 °F
Get WillyWeather+ to remove ads