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December 17th, 2025 :: 5:05 pm EST   

Local Weather Report for
Marathon
Florida, United States

 Current Marathon Weather Conditions Updated December 17th at 3:53 pm 
Mostly Cloudy
Temperature:79°F Dew Point:64°F
Barometer:30.01 inHg Wind:N 19 Mph
Humidity:61.4% Visibility:0M
 
 Marathon Weather Forecast Summary  
 
Today
Dec 17th
Thursday
Dec 18th
Friday
Dec 19th
Saturday
Dec 20th
Sunday
Dec 21st
Cloudy Thundershowers Cloudy Mix of Cloud and Sun Cloudy
76°F
77°F
76°F
77°F
73°F
76°F
71°F
77°F
75°F
 
 Marathon Detailed Weather Forecast  
 
Wednesday, December 17th, 2025
Evening Temperature: 76°F
Cloudy. Slight chance of a thunderstorm. Windy.
Thursday, December 18th, 2025
Overnight Temperature: 76°F
Cloudy with a chance of showers or thundershowers. Windy.
Morning Temperature: 77°F
Cloudy with a chance of showers or thundershowers. Windy.
Afternoon Temperature: 76°F
Cloudy with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 77°F
Cloudy with showers likely. Chance of a thunderstorm. Windy at times.
Friday, December 19th, 2025
Overnight Temperature: 77°F
Cloudy with a chance of showers or thundershowers.
Morning Temperature: 77°F
Cloudy with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 75°F
Cloudy. Chance of a thunderstorm. Windy at times.
Evening Temperature: 74°F
Clear. Windy at times.
Saturday, December 20th, 2025
Overnight Temperature: 72°F
Clear. Windy.
Morning Temperature: 71°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 75°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 76°F
A mix of cloudy and clear skies. Slight chance of a thunderstorm. Windy at times.
Sunday, December 21st, 2025
Overnight Temperature: 76°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 77°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 76°F
Cloudy. Slight chance of a thunderstorm. Windy.
Evening Temperature: 75°F
A mix of cloudy and clear skies. Slight chance of a thunderstorm. Windy.
Monday, December 22nd, 2025
Overnight Temperature: 75°F
Mostly clear. Slight chance of a thunderstorm. Windy.
Morning Temperature: 74°F
A mix of cloud and sun. Windy.
Afternoon Temperature: 74°F
A mix of cloud and sun. Wind 20 to 30 mph.
Evening Temperature: 74°F
Clear with cloudy periods. Wind 20 to 30 mph.
Tuesday, December 23rd, 2025
Overnight Temperature: 73°F
Cloudy. Wind 20 to 30 mph.
Morning Temperature: 75°F
Cloudy. Wind 20 to 30 mph.
Afternoon Temperature: 75°F
A mix of cloud and sun. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Evening Temperature: 74°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Wednesday, December 24th, 2025
Overnight Temperature: 74°F
Clear with a chance of showers. Wind 20 to 30 mph.
Morning Temperature: 74°F
A mix of cloud and sun. Wind 20 to 30 mph.
Afternoon Temperature: 74°F
Sunny with cloudy periods. Windy.
Evening Temperature: 74°F
Clear with cloudy periods. Windy.
Thursday, December 25th, 2025
Overnight Temperature: 74°F
Clear with cloudy periods. Windy.
Morning Temperature: 75°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 74°F
Cloudy. Windy.
Evening Temperature: 74°F
Cloudy. Windy at times.





 

  [ Local Weather Report ]
Key Colony Beach, FL 
3:53 PM  79°F
Mostly Cloudy
 
Plantation, FL 
 
Key West, FL 
3:53 PM  77°F
Mostly Sunny
 
Florida City, FL 
 
Homestead, FL 
3:55 PM  77°F
 
 
South Miami, FL 
3:53 PM  79°F
Mostly Cloudy
 
Sweetwater, FL 
3:53 PM  79°F
Mostly Cloudy
 
Coral Gables, FL 
3:53 PM  79°F
Mostly Cloudy
 
Miami, FL 
3:53 PM  79°F
Mostly Cloudy
 
West Miami, FL 
3:53 PM  79°F
Mostly Cloudy

 
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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