Key Largo weather live forecast

Today's maximum temperature in Key Largo is expected to be 84°F. Select a day from the live weather forecast for Key Largo, Florida, USA for more weather parameters.

Tuesday
6th Oct
84

82

7

9
Wednesday
7th Oct
84

82

5

8
Thursday
8th Oct
84

82

5

8
Friday
9th Oct
86

82

7

8
Saturday
10th Oct
86

82

6

9

5-day weather forecast updated at 04:01 on Tuesday 6th October 2026 GMT

More about Key Largo

Key Largo by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Florida

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

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 Tuesday 6th October 2026

Expect scattered clouds in Key Largo, Florida with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south.

84
°F maximum temperature
82
°F minimum temperature
scattered clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from S

Key Largo weather for Wednesday 7th October 2026

Expect isolated thunderstorms in Key Largo, Florida with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a light breeze of 7 mph from the south.

84
°F maximum temperature
82
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
8
UV index (Very High)
29
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
7
mph wind from S

Key Largo weather for Thursday 8th October 2026

Expect isolated thunderstorms in Key Largo, Florida with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 51% chance of some rain and a light breeze of 7 mph from the south.

84
°F maximum temperature
82
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
8
UV index (Very High)
51
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
7
mph wind from S

Key Largo weather for Friday 9th October 2026

Expect isolated thunderstorms in Key Largo, Florida with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 12 mph from the south-east.

86
°F maximum temperature
82
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
8
UV index (Very High)
51
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
12
mph wind from SE

Key Largo weather for Saturday 10th October 2026

Expect isolated thunderstorms in Key Largo, Florida with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 16 mph from the south-east.