Key West - South Side Weather Forecast

    • 72
    • 83

    Chance Rain Showers

    • 72
    • 82

    Chance Rain Showers

    • 72
    • 82

    Chance Rain Showers

    • 73
    • 82

    Slight Chance Rain Showers

    • 73
    • 84

    Partly Sunny

    • 73
    • 83

    Mostly Sunny

Today 6 Apr Monroe Lower Keys

Partly to mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Highs in the lower 80s. East Winds near 10 Mph, decreasing to 5 to 10 Mph. Chance of rain 30 percent.

Tonight 6 Apr Monroe Lower Keys

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows in the lower 70s. Northeast to east Winds near 5 Mph. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Key West - South Side Temperature Statistics

April Temperature

Key West International Airport (1.9 miles)

  • Lowest 1 April, 2026

    77 °F

  • Average April

    79.7 °F

  • Highest 2 April, 2026

    82.9 °F

Climate (2021–Present)

Key West International Airport (1.9 miles)

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

  • Average Low 2021–2026

    75.5 °F

  • Average 2021–2026

    79.5 °F

  • Average High 2021–2026

    83.9 °F
Get WillyWeather+ to remove ads