Marathon Weather Forecast

    • 74
    • 83

    Slight Chance Rain Showers

    • 76
    • 84

    Partly Sunny

    • 76
    • 85

    Partly Sunny

    • 76
    • 85

    Mostly Sunny

    • 76
    • 86

    Mostly Sunny

    • 76
    • 87

    Mostly Sunny

Today 28 Apr Monroe Middle Keys

Partly sunny with a slight chance of Showers. Windy. Highs in the lower to mid 80s. East Winds near 20 Mph. Chance of rain 20 percent.

Tonight 28 Apr Monroe Middle Keys

Partly cloudy with a slight chance of Showers. Windy, becoming breezy. Lows in the mid 70s. East Winds near 20 Mph, decreasing to 15 to 20 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon Temperature Statistics

April Temperature

The Florida Keys - Marathon International Airport (2.5 miles)

  • Lowest 7 April, 2024

    67.6 °F

  • Average April

    77.7 °F

  • Highest 22 April, 2024

    84.7 °F

Climate (2019–Present)

The Florida Keys - Marathon International Airport (2.5 miles)

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  • Average Low 2019–2024

    75.4 °F

  • Average 2019–2024

    80 °F

  • Average High 2019–2024

    85.5 °F
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