Cayo Guillermo weather live forecast

Today's maximum temperature in Cayo Guillermo is expected to be 29°C. Select a day from the live weather forecast for Cayo Guillermo, Cuba for more weather parameters.

Monday
12th Oct
29

29

6

8
Tuesday
13th Oct
29

28

7

8
Wednesday
14th Oct
29

28

6

9
Thursday
15th Oct
29

28

6

8
Friday
16th Oct
29

28

5

9

5-day weather forecast updated at 04:01 on Monday 12th October 2026 GMT

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

Cayo Guillermo weather forecast by day

Below are the detailed weather forecasts for Cayo Guillermo for the next 5 days.

Cayo Guillermo weather for Monday 12th October 2026

Expect isolated thunderstorms in Cayo Guillermo, Cuba with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 50% chance of some rain and a fresh breeze of 31 kph from the east.

29
°C maximum temperature
29
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
50
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
31
kph wind from E

Cayo Guillermo weather for Tuesday 13th October 2026

Expect isolated thunderstorms in Cayo Guillermo, Cuba with a maximum temperature of 29°C, 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 27% chance of some rain and a moderate breeze of 23 kph from the east.

29
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
8
UV index (Very High)
27
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
23
kph wind from E

Cayo Guillermo weather for Wednesday 14th October 2026

Expect isolated thunderstorms in Cayo Guillermo, Cuba with a maximum temperature of 29°C, 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 64% chance of some rain and a moderate breeze of 27 kph from the east.

29
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
64
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
27
kph wind from E

Cayo Guillermo weather for Thursday 15th October 2026

Expect isolated thunderstorms in Cayo Guillermo, Cuba with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 26 kph from the east.

29
°C maximum temperature
28
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
65
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
26
kph wind from E

Cayo Guillermo weather for Friday 16th October 2026

Expect isolated thunderstorms in Cayo Guillermo, Cuba with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a moderate breeze of 26 kph from the east.