Key Largo weather live forecast

Today's maximum temperature in Key Largo is expected to be 88°F. Select a day from the live weather forecast for Key Largo, Florida, USA for more weather parameters.

Thursday
18th Jun
88

84

9

11
Friday
19th Jun
88

84

9

11
Saturday
20th Jun
86

82

9

11
Sunday
21st Jun
88

82

8

11
Monday
22nd Jun
88

84

8

11

5-day weather forecast updated at 04:01 on Thursday 18th June 2026 GMT

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The 5-day weather forecast for Florida (Key Largo) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Key Largo weather forecast by day

Below are the detailed weather forecasts for Key Largo for the next 5 days.

Key Largo weather for Thursday 18th June 2026

Expect scattered clouds in Key Largo, Florida with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the south-east.

88
°F maximum temperature
84
°F minimum temperature
scattered clouds
9
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from SE

Key Largo weather for Friday 19th June 2026

88
°F maximum temperature
84
°F minimum temperature
scattered clouds
9
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from SE

Key Largo weather for Saturday 20th June 2026

Expect isolated thunderstorms in Key Largo, Florida with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 9 mph from the south-east.

86
°F maximum temperature
82
°F minimum temperature
isolated thunderstorms
9
hours of sunshine
11
UV index (Extreme)
56
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from SE

Key Largo weather for Sunday 21st June 2026

Expect isolated thunderstorms in Key Largo, Florida with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a light breeze of 6 mph from the south.

88
°F maximum temperature
82
°F minimum temperature
isolated thunderstorms
8
hours of sunshine
11
UV index (Extreme)
35
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from S

Key Largo weather for Monday 22nd June 2026

Expect isolated thunderstorms in Key Largo, Florida with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 36% chance of some rain and a gentle breeze of 8 mph from the south-east.