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December 20th, 2025 :: 9:38 pm EST   

Local Weather Report for
Marathon
Florida, United States

 Current Marathon Weather Conditions Updated December 20th at 8:53 pm 
Temperature:72°F Dew Point:72°F
Barometer:30.12 inHg Wind:N 6 Mph
Humidity:100.0% Visibility:0M
 
 Marathon Weather Forecast Summary  
 
Today
Dec 20th
Sunday
Dec 21st
Monday
Dec 22nd
Tuesday
Dec 23rd
Wednesday
Dec 24th
Mostly Sunny Cloudy Cloudy Cloudy Cloudy
78°F
77°F
76°F
76°F
75°F
77°F
76°F
76°F
75°F
 
 Marathon Detailed Weather Forecast  
 
Saturday, December 20th, 2025
Evening Temperature: 77°F
Clear. Chance of a thunderstorm. Windy at times.
Sunday, December 21st, 2025
Overnight Temperature: 77°F
Clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 77°F
Cloudy. Slight chance of a thunderstorm. Windy.
Afternoon Temperature: 77°F
Cloudy. Slight chance of a thunderstorm. Windy.
Evening Temperature: 77°F
Cloudy. Windy.
Monday, December 22nd, 2025
Overnight Temperature: 76°F
Cloudy. Wind 20 to 30 mph.
Morning Temperature: 76°F
A mix of cloud and sun. Wind 20 to 30 mph.
Afternoon Temperature: 75°F
Cloudy. Wind 20 to 30 mph.
Evening Temperature: 75°F
Cloudy. Wind 20 to 30 mph.
Tuesday, December 23rd, 2025
Overnight Temperature: 76°F
Cloudy with a slight chance of showers or thundershowers. Wind 20 to 30 mph.
Morning Temperature: 77°F
Sunny with cloudy periods with a chance of showers. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Afternoon Temperature: 77°F
A mix of cloud and sun. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Evening Temperature: 76°F
Clear with cloudy periods with a slight chance of showers or thundershowers. Wind 20 to 30 mph.
Wednesday, December 24th, 2025
Overnight Temperature: 76°F
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. Windy.
Morning Temperature: 76°F
Sunny with a slight chance of showers. Windy.
Afternoon Temperature: 76°F
A mix of cloud and sun. Windy.
Evening Temperature: 75°F
Cloudy. Wind 20 to 30 mph.
Thursday, December 25th, 2025
Overnight Temperature: 75°F
Mostly clear. Windy.
Morning Temperature: 75°F
Cloudy. Windy.
Afternoon Temperature: 75°F
Sunny with cloudy periods. Windy.
Evening Temperature: 75°F
Clear with cloudy periods with a chance of showers. Windy.
Friday, December 26th, 2025
Overnight Temperature: 75°F
Clear with cloudy periods with a chance of showers. Windy.
Morning Temperature: 75°F
A mix of cloud and sun with showers likely. Windy.
Afternoon Temperature: 75°F
Sunny with cloudy periods with a chance of showers. Windy.
Evening Temperature: 75°F
Clear with cloudy periods. Windy.
Saturday, December 27th, 2025
Overnight Temperature: 74°F
Clear. Windy at times.
Morning Temperature: 75°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 75°F
A mix of cloud and sun. Windy.
Evening Temperature: 75°F
A mix of clear and cloudy skies. Windy at times.
Sunday, December 28th, 2025
Overnight Temperature: 75°F
Cloudy. Windy at times.
Morning Temperature: 74°F
Cloudy. Windy at times.
Afternoon Temperature: 75°F
Cloudy. Windy at times.
Evening Temperature: 74°F
Clear. Windy at times.





 

  [ Local Weather Report ]
Key Colony Beach, FL 
8:53 PM  72°F
 
 
Plantation, FL 
 
Key West, FL 
8:53 PM  72°F
 
 
Florida City, FL 
 
Homestead, FL 
8:55 PM  73°F
 
 
South Miami, FL 
8:53 PM  75°F
Mostly Clear
 
Sweetwater, FL 
8:53 PM  75°F
Mostly Clear
 
Coral Gables, FL 
8:53 PM  75°F
Mostly Clear
 
Miami, FL 
8:53 PM  75°F
Mostly Clear
 
West Miami, FL 
8:53 PM  75°F
Mostly Clear

 
This WeatherCity Weather Forecast for Marathon, Florida, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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