Marathon Weather Forecast
- 81
- 90
Rain Showers Likely
- 81
- 89
Rain Showers Likely
- 80
- 89
Chance Thunderstorms
- 79
- 88
Chance Rain Showers
- 79
- 86
Chance Rain Showers
- 80
- 88
Chance Rain Showers
- 80
- 89
Chance Rain Showers
Today 3 Oct Monroe Middle Keys
Partly cloudy with a chance of Showers and a slight chance of Thunderstorms. Highs in the upper 80s. East to southeast Winds 5 to 10 Mph. Chance of rain 30 percent.
Tonight 3 Oct Monroe Middle Keys
Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows in the lower 80s. East to southeast Winds near 10 Mph. Chance of rain 50 percent.
Marathon Temperature Statistics
October Temperature
The Florida Keys - Marathon International Airport (2.5 miles)
Lowest
–Average October
–Highest
–
Climate (2019–Present)
The Florida Keys - Marathon International Airport (2.5 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
75.4 °FAverage 2019–2024
80.1 °FAverage High 2019–2024
85.4 °F