How is the weather in Marathon, FL?

At 7:30 PM on Fri, Sep 5, 2025 it is sunny and 83 degrees Fahrenheit, feeling like 92 degrees.

Marathon, FL Weather Forecast and Current Conditions (33050)

83°F
Feels Like 92°F

Humidity 82% Dew Point 77°F Wind S 1 MPH Gusts 2 Barometer 29.94 in.760.5 mm

Solar Rad 16 w/m2

Report from 1.1 miles SE of central Marathon at 7:30 PM Fri, Sep 5, 2025

Current Weather

83°F
Feels Like 92°F

Humidity 82% Dew Point 77°F Wind S 1 MPH Gusts 2 Barometer 29.94 in.760.5 mm

Solar Rad 16 w/m2

Report from 1.1 miles SE of central Marathon at 7:30 PM Fri, Sep 5, 2025

Forecast at a Glance

FriSep 5

90%

79°

SatSep 6

60%

88°

81°

SunSep 7

50%

89°

81°

MonSep 8

50%

88°

80°

TueSep 9

50%

88°

81°

WedSep 10

50%

89°

81°

ThuSep 11

50%

88°

79°

This Date in Weather History

1975 - Strong winds reduced visibilities to near zero in blowing dust resulting in a 22-car chain reaction accident on Interstate 10 near Toltec AZ. Two persons were killed, and 14 others were injured.

Marathon 7 Day Weather Forecast Details

Friday Sep 5

Night: Showers and thunderstorms. Mostly cloudy, with a low around 79. Southwest wind around 10 mph. Chance of precipitation is 90%.

Saturday Sep 6

Day: Showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. South wind around 5 mph. Chance of precipitation is 50%.

Sunday Sep 7

Day: A chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 50%.

Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. South wind around 5 mph. Chance of precipitation is 50%.

Monday Sep 8

Day: A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.

Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 80. Chance of precipitation is 50%.

Tuesday Sep 9

Day: A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.

Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Chance of precipitation is 50%.

Wednesday Sep 10

Day: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 50%.

Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Chance of precipitation is 50%.

Thursday Sep 11

Day: A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.

Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 50%.

Friday Sep 12

Day: A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.

Sun & Moon Monthly

First Light 6:45 AM

Sunrise 7:08 AM

Sunset 7:40 PM

Last Light 8:03 PM

Moonrise 6:27 PM

Moonset 4:48 AM

Moon Phase

Close Tide Stations

VACA KEY, USCG STATION, FLORIDA BAY
(1 miles away)

Boot Key Harbor bridge, Boot Key
(1.2 miles away)

Knight Key Channel, Knight Key, Florida Bay
(2.2 miles away)

Lakes Weather - Plan for a Beautiful Day

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