Weather for KMTH/Florida Keys Marathon

Marathon, FL USA

Last Update: 31 Aug 2025 05:53
Temperature (°F)
81
Dewpoint
76
Relative Humidity
85
Wind Direction
Gust
Pressure
29.93
Sky
Clear
Ceiling
Unl
Visibility
10
Heat Index
87
Wind Chill
81
Wind Speed
6
METAR
KMTH   310553Z   AUTO   VRB05KT   10SM   CLR   27/24   A2994   RMK   AO2   SLP136   60035   T02720244   10306   20244   58017   $
TAF
KMTH   310520Z   3106/0106   VRB04KT   P6SM   FEW025   SCT035   FM310900   27006KT   P6SM   FEW025   SCT080

7 Day Forecast

°F °C
Today
90
80
32
27
Day
Night
Cloudy with occasional rain showers. Low around 80F. Winds WSW at 5 to 10 mph. Chance of rain 40%.
Cloudy with showers. Low 27C. Winds SW at 10 to 15 km/h. Chance of rain 60%.
Sunrise: 07:04 AM
Sunset: 07:44 PM
Moonrise: 01:33 PM
Moonset:
Tomorrow
87
81
31
27
PM Thunderstorms
Day
Cloudy skies during the morning hours followed by scattered showers and thunderstorms in the afternoon. High 87F. Winds W at 10 to 15 mph. Chance of rain 50%.
Scattered thunderstorms developing during the afternoon. High 31C. Winds W at 15 to 25 km/h. Chance of rain 50%.
Night
A stray shower or thunderstorm is possible early. Cloudy skies. Low 81F. Winds WNW at 5 to 10 mph.
A stray shower or thunderstorm is possible early. Cloudy skies. Low 27C. Winds WNW at 10 to 15 km/h.
Sunrise: 07:05 AM
Sunset: 07:43 PM
Moonrise: 02:28 PM
Moonset: 12:08 AM
Monday
87
81
31
27
Cloudy
Mostly cloudy. Highs in the upper 80s and lows in the low 80s.
Mostly cloudy. Highs 30 to 32C and lows 26 to 28C.
07:05 AM
07:42 PM
03:23 PM
12:55 AM
Tuesday
86
82
30
28
Scattered Thunderstorms
Scattered thunderstorms. Highs in the mid 80s and lows in the low 80s.
Scattered thunderstorms possible. Highs 29 to 31C and lows 27 to 29C.
07:05 AM
07:41 PM
04:15 PM
01:48 AM
Wednesday
87
82
30
28
Scattered Thunderstorms
Scattered thunderstorms. Highs in the upper 80s and lows in the low 80s.
A few thunderstorms possible. Highs 29 to 31C and lows 27 to 29C.
07:06 AM
07:40 PM
05:04 PM
02:45 AM
Thursday
87
83
31
28
Isolated Thunderstorms
Partly cloudy, chance of a thunderstorm. Highs in the upper 80s and lows in the low 80s.
Slight chance of a thunderstorm. Highs 30 to 32C and lows 27 to 29C.
07:06 AM
07:39 PM
05:49 PM
03:46 AM
Friday
87
82
31
28
Mostly Cloudy
Considerable cloudiness. Highs in the upper 80s and lows in the low 80s.
More clouds than sun. Highs 30 to 32C and lows 27 to 29C.
07:06 AM
07:38 PM
06:29 PM
04:48 AM