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Weather in City of Marathon, Florida, USA

Now
56 °F

Clear.


Feels Like: 54 °F
Forecast: 67 / 55 °F
Wind: 9 mph from Northeast

Location: Key West International Airport
Current Time: Jan 16, 2026 at 7:08:12 am
Latest Report: Jan 16, 2026 at 5:53 am
Visibility: 10 mi
Pressure: 30.15 "Hg
Humidity: 49%
Dew Point: 37 °F
Location of City of MarathonLocation

Upcoming 5 hours

Now8:00 am9:00 am10:00 am11:00 am12:00 pm
56 °F56 °F57 °F59 °F60 °F62 °F

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Forecast for the next 48 hours

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 FridaySaturday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature57 °F64 °F65 °F67 °F70 °F73 °F71 °F
Sunny.Mostly sunny.Mostly cloudy.Overcast.Rain. Overcast.Overcast.Overcast.
Feels Like54 °F64 °F65 °F67 °F70 °F75 °F70 °F
Wind Speed15 mph10 mph13 mph9 mph10 mph15 mph13 mph
Wind DirectionNE
NE
E
E
NE
NNE
NNE
Humidity58%52%73%77%81%72%84%
Dew Point43 °F46 °F56 °F60 °F64 °F63 °F66 °F
Visibility7 mi7 mi6 mi6 mi4 mi5 mi6 mi
Probability of Precipitation0%0%2%0%18%0%0%
Amount of Rain0.00"0.00"0.00"0.00"0.07"0.00"0.00"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Friday, January 16, 2026 2:42:41 am City of Marathon time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Passing clouds. 76 / 63 °F
Humidity: 72%. Wind: 14 mph from Northwest

More weather last week

Currently at nearby stations

52 °F

Marathon Airport: (4 mi)

Clear. (1 hour ago)

54 °F

Key West Naval Air Station: (38 mi)

Clear.

43 °F

Homestead Air Force Base: (71 mi)

Clear. (1 hour ago)

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Forecast for the next 2 weeks

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11
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View historic weather

31

Detailed forecast for 14 days