Islamorada Weather Forecast

    • 81
    • 84

    Mostly Sunny

    • 81
    • 84

    Mostly Sunny

    • 81
    • 86

    Slight Chance Thunderstorms

    • 80
    • 86

    Slight Chance Thunderstorms

    • 79
    • 86

    Slight Chance Thunderstorms

Today 19 May Monroe Upper Keys

Mostly sunny. Highs in the mid to upper 80s. Southeast Winds near 10 Mph.

Tonight 19 May Monroe Upper Keys

Mostly clear. Lows near 80. Southeast Winds 10 to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Islamorada Temperature Statistics

May Temperature

The Florida Keys - Marathon International Airport (29.2 miles)

  • Lowest 12 May, 2025

    74.6 °F

  • Average May

    81.8 °F

  • Highest 13 May, 2025

    87.7 °F

Climate (2020–Present)

The Florida Keys - Marathon International Airport (29.2 miles)

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

  • Average Low 2020–2025

    75.3 °F

  • Average 2020–2025

    80 °F

  • Average High 2020–2025

    85.2 °F
Get WillyWeather+ to remove ads