Key West - South Side Weather Forecast

    • 82
    • 91

    Chance Rain Showers

    • 82
    • 92

    Chance Rain Showers

    • 82
    • 92

    Chance Rain Showers

    • 82
    • 92

    Chance Rain Showers

    • 82
    • 91

    Chance Rain Showers

    • 82
    • 92

    Chance Rain Showers

Today 17 Aug Monroe Lower Keys

Partly cloudy with a chance of Showers and a slight chance of Thunderstorms. Highs near 90. East to southeast Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 17 Aug Monroe Lower Keys

Mostly clear with a chance of Showers and a slight chance of Thunderstorms. Lows in the lower 80s. East Winds near 5 Mph. Chance of rain 30 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Key West - South Side Temperature Statistics

August Temperature

Key West International Airport (1.9 miles)

  • Lowest 8 August, 2025

    75.7 °F

  • Average August

    86.8 °F

  • Highest 1 August, 2025

    93.7 °F

Climate (2020–Present)

Key West International Airport (1.9 miles)

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

  • Average Low 2020–2025

    75.6 °F

  • Average 2020–2025

    79.6 °F

  • Average High 2020–2025

    83.8 °F
Get WillyWeather+ to remove ads