ISLAMORADA, FL 33036 Weather Forecast & Current Conditions

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MARATHON KEY ARPT, FL
Current Weather

12:53 AM EDT MAY 21, 2025
Clear
81°F
Feels Like: 86°F
Dewpoint: 73°F
Rel. Hum.: 77%
Visibility: 10 miles
Wind: SE at 8 mph
Pressure: 29.97 inches
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ISLAMORADA, FL 33036
Weather Forecast

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TONIGHT
Partly cloudy. Lows near 80. East to southeast winds 10 to 15 mph.
WEDNESDAY
Mostly sunny. Highs in the mid to upper 80s. Southeast to south winds near 10 mph, becoming variable 5 to 10 mph in the afternoon.
WEDNESDAY NIGHT
Mostly clear. Lows near 80. Variable winds near 5 mph.
THURSDAY
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid to upper 80s. Variable winds 5 to 10 mph. Chance of rain 10 percent.
THURSDAY NIGHT AND FRIDAY
Partly cloudy with a slight chance of showers and thunderstorms. Lows near 80. Highs in the mid to upper 80s. Chance of rain 10 percent.
FRIDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms. Lows near 80. Chance of rain 10 percent.
SATURDAY
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid to upper 80s. Chance of rain 10 percent.
SATURDAY NIGHT THROUGH MEMORIAL DAY
Partly cloudy with a slight chance of showers and thunderstorms. Lows near 80. Highs in the mid to upper 80s. Chance of rain 20 percent.
MONDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 80s. Chance of rain 20 percent.
TUESDAY
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 10 percent.

Visible Weather Satellite
ISLAMORADA, FL 33036
Infrared Weather Satellite
ISLAMORADA, FL 33036
NEXRAD Weather Radar
ISLAMORADA, FL 33036

MARATHON KEY ARPT, FL 3 hourly weather forecast

weather forecast created  8:00 PM EDT  5/20/2025
Wednesday
21 MAY 2025
ISLAMORADA, FL 33036 weather forecast Day 1, 0 hours 2 AM 82° 88° Partly Cloudy 0%

0% Thunder
( 3% severe)
SE   7 77% 74°
Low 80° ISLAMORADA, FL 33036 weather forecast Day 1, 3 hours 5 AM 81° 86° Partly Cloudy SSE   6 79% 74°
High 88° ISLAMORADA, FL 33036 weather forecast Day 1, 6 hours 8 AM 82° 88° Partly Cloudy 0%

0% Thunder
( 2% severe)
SSE   5 77% 74°

Partly Cloudy



ISLAMORADA, FL 33036 weather forecast Day 1, 9 hours 11 AM 86° 94° Partly Cloudy S   5 68% 74°
ISLAMORADA, FL 33036 weather forecast Day 1, 12 hours 2 PM 86° 94° Partly Cloudy 1%

0% Thunder
( 6% severe)
S   3 68% 74°
ISLAMORADA, FL 33036 weather forecast Day 1, 15 hours 5 PM 87° 95° Partly Cloudy WSW   2 65% 74°
ISLAMORADA, FL 33036 weather forecast Day 1, 18 hours 8 PM 84° 91° Partly Cloudy 1%

0% Thunder
( 7% severe)
WNW   1 72% 74°
ISLAMORADA, FL 33036 weather forecast Day 1, 21 hours 11 PM 83° 90° Partly Cloudy NNW   1 74% 74°
Thursday
22 MAY 2025
ISLAMORADA, FL 33036 weather forecast Day 2, 0 hours 2 AM 82° 89° Partly Cloudy 2%

0% Thunder
( 7% severe)
NNW   1 79% 75°
Low 81° ISLAMORADA, FL 33036 weather forecast Day 2, 3 hours 5 AM 82° 89° Partly Cloudy W   1 79% 75°
High 88° ISLAMORADA, FL 33036 weather forecast Day 2, 6 hours 8 AM 83° 90° Partly Cloudy 5%

0% Thunder
( 7% severe)
NNW   1 77% 75°

Partly Cloudy



ISLAMORADA, FL 33036 weather forecast Day 2, 9 hours 11 AM 86° 95° Partly Cloudy ENE   1 70% 75°
ISLAMORADA, FL 33036 weather forecast Day 2, 12 hours 2 PM 86° 94° Partly Cloudy 4%

0% Thunder
( 14% severe)
W   3 68% 74°
ISLAMORADA, FL 33036 weather forecast Day 2, 15 hours 5 PM 87° 95° Partly Cloudy WNW   3 65% 74°
ISLAMORADA, FL 33036 weather forecast Day 2, 18 hours 8 PM 84° 91° Partly Cloudy 3%

0% Thunder
( 18% severe)
WNW   2 72% 74°
ISLAMORADA, FL 33036 weather forecast Day 2, 21 hours 11 PM 83° 90° Partly Cloudy N   1 74% 74°

MARATHON KEY ARPT, FL extended weather forecast

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Low 82° Low 81° Low 81° Low 81° Low 81°
High 92° High 92° High 92° High 91° High 91°
ISLAMORADA, FL 33036 weather forecast Day 3 ISLAMORADA, FL 33036 weather forecast Day 4 ISLAMORADA, FL 33036 weather forecast Day 5 ISLAMORADA, FL 33036 weather forecast Day 6 ISLAMORADA, FL 33036 weather forecast Day 7
Clear
13% Rain
Partly Cloudy
23% Rain
Partly Cloudy
24% Rain
Partly Cloudy
24% Rain
Partly Cloudy
20% Rain
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