Key West weather live forecast

Today's maximum temperature in Key West is expected to be 20°C. Select a day from the live weather forecast for Key West, Florida, USA for more weather parameters.

Friday
16th Jan
20

14

9

6
Saturday
17th Jan
23

20

5

6
Sunday
18th Jan
23

16

5

6
Monday
19th Jan
18

14

7

6
Tuesday
20th Jan
21

16

6

6

5-day weather forecast updated at 04:01 on Friday 16th January 2026 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 Friday 16th January 2026

Expect scattered clouds in Key West, Florida with a maximum temperature of 20°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north-east.

20
°C maximum temperature
14
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
20
°C wind chill
22
kph wind from NE

Key West weather for Saturday 17th January 2026

Expect broken clouds in Key West, Florida with a maximum temperature of 23°C, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.

23
°C maximum temperature
20
°C minimum temperature
broken clouds
5
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
23
°C wind chill
15
kph wind from NE

Key West weather for Sunday 18th January 2026

Expect sunshine and showers in Key West, Florida with a maximum temperature of 23°C, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 21 kph from the north.

23
°C maximum temperature
16
°C minimum temperature
sunshine and showers
5
hours of sunshine
6
UV index (High)
25
% chance of some rain
<5
mm of rainfall expected
23
°C wind chill
21
kph wind from N

Key West weather for Monday 19th January 2026

Expect broken clouds in Key West, Florida with a maximum temperature of 18°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north.

18
°C maximum temperature
14
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
18
°C wind chill
24
kph wind from N

Key West weather for Tuesday 20th January 2026

Expect broken clouds in Key West, Florida with a maximum temperature of 21°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north-east.