Cayo Guillermo weather live forecast

Today's maximum temperature in Cayo Guillermo is expected to be 25°C. Select a day from the live weather forecast for Cayo Guillermo, Cuba for more weather parameters.

Monday
29th Dec
25

23

5

4
Tuesday
30th Dec
25

23

8

5
Wednesday
31st Dec
23

22

4

5
Thursday
1st Jan
22

21

5

4
Friday
2nd Jan
22

20

7

6

5-day weather forecast updated at 04:03 on Monday 29th December 2025 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 29th December 2025

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-east.

25
°C maximum temperature
23
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
13
kph wind from NE

Cayo Guillermo weather for Tuesday 30th December 2025

Expect scattered clouds in Cayo Guillermo, Cuba with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

25
°C maximum temperature
23
°C minimum temperature
scattered clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
17
kph wind from N

Cayo Guillermo weather for Wednesday 31st December 2025

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north.

23
°C maximum temperature
22
°C minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from N

Cayo Guillermo weather for Thursday 1st January 2026

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the north.

22
°C maximum temperature
21
°C minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from N

Cayo Guillermo weather for Friday 2nd January 2026

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 22°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.