Cayo Guillermo weather live forecast

Today's maximum temperature in Cayo Guillermo is expected to be 77°F. Select a day from the live weather forecast for Cayo Guillermo, Cuba for more weather parameters.

Saturday
28th Feb
77

75

7

9
Sunday
1st Mar
77

73

6

9
Monday
2nd Mar
77

73

6

8
Tuesday
3rd Mar
77

73

7

7
Wednesday
4th Mar
77

75

6

9

5-day weather forecast updated at 04:03 on Saturday 28th February 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 Saturday 28th February 2026

Expect scattered clouds in Cayo Guillermo, Cuba with a maximum temperature of 77°F, low 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 7 mph from the north-east.

77
°F maximum temperature
75
°F minimum temperature
scattered clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
7
mph wind from NE

Cayo Guillermo weather for Sunday 1st March 2026

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 77°F, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-east.

77
°F maximum temperature
73
°F minimum temperature
broken clouds
6
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
77
°F wind chill
11
mph wind from NE

Cayo Guillermo weather for Monday 2nd March 2026

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 77°F, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the north-east.

77
°F maximum temperature
73
°F minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
77
°F wind chill
17
mph wind from NE

Cayo Guillermo weather for Tuesday 3rd March 2026

Expect isolated thunderstorms in Cayo Guillermo, Cuba with a maximum temperature of 77°F, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 46% chance of some rain and a fresh breeze of 19 mph from the east.

77
°F maximum temperature
73
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
46
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
19
mph wind from E

Cayo Guillermo weather for Wednesday 4th March 2026

Expect isolated thunderstorms in Cayo Guillermo, Cuba with a maximum temperature of 77°F, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a fresh breeze of 19 mph from the east.