Key West weather live forecast

Today's maximum temperature in Key West is expected to be 26°C. Select a day from the live weather forecast for Key West, Florida, USA for more weather parameters.

Saturday
13th Dec
26

23

2

2
Sunday
14th Dec
26

23

4

4
Monday
15th Dec
25

21

6

4
Tuesday
16th Dec
25

21

5

5
Wednesday
17th Dec
26

22

6

5

5-day weather forecast updated at 04:00 on Friday 12th December 2025 GMT

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

Key West weather forecast by day

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

Key West weather for Saturday 13th December 2025

Expect isolated thunderstorms in Key West, Florida with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a gentle breeze of 15 kph from the east.

26
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
2
UV index (Low)
67
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
15
kph wind from E

Key West weather for Sunday 14th December 2025

Expect isolated thunderstorms in Key West, Florida with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 41% chance of some rain and a moderate breeze of 20 kph from the north.

26
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
41
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
20
kph wind from N

Key West weather for Monday 15th December 2025

Expect sunshine and showers in Key West, Florida with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a moderate breeze of 23 kph from the north-east.

25
°C maximum temperature
21
°C minimum temperature
sunshine and showers
6
hours of sunshine
4
UV index (Moderate)
30
% chance of some rain
<2
mm of rainfall expected
25
°C wind chill
23
kph wind from NE

Key West weather for Tuesday 16th December 2025

Expect broken clouds in Key West, Florida with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-east.

25
°C maximum temperature
21
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
23
kph wind from NE

Key West weather for Wednesday 17th December 2025

Expect scattered clouds in Key West, Florida with a maximum temperature of 26°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.