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Weather Marathon
Florida · United States
Sun, 09/20
08:50 PM EDT
Weather Marathon
now
79°
90 Min. Weather
cloudy
09:00 PM
79
°
40 %
10:00 PM
80
°
30 %
11:00 PM
81
°
30 %
12:00 AM
82
°
50 %
01:00 AM
82
°
60 %
02:00 AM
82
°
60 %
03:00 AM
82
°
50 %
04:00 AM
82
°
50 %
05:00 AM
81
°
50 %
06:00 AM
82
°
40 %
07:00 AM
82
°
50 %
08:00 AM
82
°
50 %
09:00 AM
83
°
30 %
10:00 AM
83
°
30 %
11:00 AM
82
°
40 %
12:00 PM
81
°
60 %
01:00 PM
82
°
50 %
02:00 PM
82
°
40 %
03:00 PM
81
°
30 %
04:00 PM
81
°
50 %
05:00 PM
82
°
50 %
06:00 PM
83
°
70 %
07:00 PM
83
°
50 %
08:00 PM
82
°
30 %
09:00 PM
82
°
30 %
10:00 PM
82
°
40 %
11:00 PM
82
°
60 %
12:00 AM
82
°
50 %
01:00 AM
82
°
60 %
02:00 AM
81
°
70 %
03:00 AM
83
°
60 %
04:00 AM
83
°
40 %
05:00 AM
82
°
40 %
06:00 AM
82
°
60 %
07:00 AM
82
°
60 %
08:00 AM
82
°
60 %
09:00 AM
83
°
40 %
10:00 AM
83
°
60 %
11:00 AM
83
°
70 %
12:00 PM
84
°
60 %
01:00 PM
83
°
40 %
02:00 PM
83
°
50 %
03:00 PM
83
°
60 %
04:00 PM
84
°
50 %
05:00 PM
84
°
50 %
06:00 PM
83
°
40 %
07:00 PM
83
°
30 %
08:00 PM
83
°
40 %
09:00 PM
82
°
60 %
Heavy Rain Alert
2 to 4in falling within 72h
Share!
WeatherRadar
Forecast
Map
Morning
83
°
60 %
Afternoon
83
°
70 %
Evening
82
°
60 %
Night
81
°
70 %
Morning
83
°
70 %
Afternoon
84
°
60 %
Evening
82
°
60 %
Night
82
°
60 %
Morning
82
°
70 %
Afternoon
82
°
60 %
Evening
82
°
70 %
Night
81
°
50 %
Morning
81
°
70 %
Afternoon
83
°
50 %
Evening
83
°
50 %
Night
82
°
50 %
Morning
83
°
60 %
Afternoon
86
°
30 %
Evening
83
°
60 %
Night
82
°
50 %
Morning
81
°
60 %
Afternoon
86
°
70 %
Evening
82
°
60 %
Night
79
°
70 %
Morning
79
°
70 %
Afternoon
83
°
60 %
Evening
80
°
40 %
Night
79
°
60 %
Morning
80
°
60 %
Afternoon
86
°
60 %
Evening
82
°
30 %
Night
81
°
40 %
Morning
83
°
60 %
Afternoon
89
°
40 %
Evening
82
°
30 %
Night
80
°
30 %
Morning
82
°
40 %
Afternoon
89
°
40 %
Evening
82
°
30 %
Night
79
°
40 %
Morning
82
°
60 %
Afternoon
89
°
40 %
Evening
81
°
30 %
Night
80
°
50 %
Morning
82
°
70 %
Afternoon
89
°
40 %
Evening
82
°
40 %
Night
81
°
50 %
Morning
83
°
60 %
Afternoon
90
°
40 %
Evening
82
°
30 %
Night
81
°
40 %
Morning
81
°
60 %
Afternoon
89
°
40 %
Evening
81
°
30 %
Night
81
°
40 %
tomorrow
Monday, 09/21
09/21
83
°
79
°
5 h
70 %
Tuesday
Tuesday, 09/22
09/22
84
°
81
°
2 h
70 %
Wednesday
Wednesday, 09/23
09/23
82
°
82
°
2 h
70 %
Thursday
Thursday, 09/24
09/24
83
°
81
°
3 h
70 %
Friday
Friday, 09/25
09/25
86
°
82
°
6 h
60 %
Saturday
Saturday, 09/26
09/26
86
°
81
°
5 h
70 %
Sunday
Sunday, 09/27
09/27
83
°
79
°
5 h
70 %
Monday
Monday, 09/28
09/28
86
°
79
°
5 h
60 %
Tuesday
Tuesday, 09/29
09/29
89
°
81
°
7 h
60 %
Wednesday
Wednesday, 09/30
09/30
89
°
80
°
7 h
40 %
Thursday
Thursday, 10/01
10/01
89
°
79
°
5 h
60 %
Friday
Friday, 10/02
10/02
89
°
80
°
5 h
70 %
Saturday
Saturday, 10/03
10/03
90
°
81
°
5 h
60 %
Sunday
Sunday, 10/04
10/04
89
°
81
°
4 h
60 %
Top News
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Beautiful autumn sky
WindRadar
14 day weather
Mo
79
83
Tu
81
84
We
82
82
Th
81
83
Fr
82
86
Sa
81
86
Su
79
83
Mo
79
86
Tu
81
89
We
80
89
Th
79
89
Fr
80
89
Sa
81
90
Su
81
89
Max (°F)
Min (°F)
more
less
TemperatureRadar
UV Index
tomorrow
9
very high
6-Day UVI Forecast
Marine Weather
today
tomorrow
Water 87° / Air 88°
Waves 0.5 ft /
gusts up to 16 mph
Vaca Key, Florida Bay
High tide 07:51 AM
Low tide 02:41 PM
Water 87° / Air 83°
Waves 2.5 ft /
gusts up to 25 mph
Vaca Key, Florida Bay
High tide 01:02 AM / 08:50 AM
Low tide 01:59 AM / 03:44 PM
Current regional conditions
Marathon Airport (6ft)
Sun, 09/20, 08:00 PM
78.7°
slight rain
Wind N 4 mph
Key West NAS (6ft)
Sun, 09/20, 07:53 PM
82.4°
mostly clear
Wind E 6 mph
Key West Intl Airport (16ft)
Sun, 09/20, 08:00 PM
82.9°
mostly clear
Wind NW 4 mph
Past weather
Weather Station Marathon Airport
Maximum Temperature [°F] 08/25/2026 to 09/20/2026
RainRadar
Air quality
right now
Moderate
6-Day Air Quality Forecast
Astro info
tomorrow
08:50 PM local time
Sun
07:12 AM
07:21 PM
12h 9min
Moon
04:23 PM
02:24 AM
Waxing gibbous
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