Cayo Guillermo weather live forecast

Today's maximum temperature in Cayo Guillermo is expected to be 79°F. Select a day from the live weather forecast for Cayo Guillermo, Cuba for more weather parameters.

Tuesday
28th Apr
79

77

8

10
Wednesday
29th Apr
79

77

9

10
Thursday
30th Apr
79

77

10

11
Friday
1st May
81

77

10

11
Saturday
2nd May
82

77

11

11

5-day weather forecast updated at 04:02 on Tuesday 28th April 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 Tuesday 28th April 2026

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the east.

79
°F maximum temperature
77
°F minimum temperature
broken clouds
8
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
13
mph wind from E

Cayo Guillermo weather for Wednesday 29th April 2026

Expect scattered clouds in Cayo Guillermo, Cuba with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the east.

79
°F maximum temperature
77
°F minimum temperature
scattered clouds
9
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
12
mph wind from E

Cayo Guillermo weather for Thursday 30th April 2026

Expect scattered clouds in Cayo Guillermo, Cuba with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

79
°F maximum temperature
77
°F minimum temperature
scattered clouds
10
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
11
mph wind from E

Cayo Guillermo weather for Friday 1st May 2026

Expect scattered clouds in Cayo Guillermo, Cuba with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the east.

81
°F maximum temperature
77
°F minimum temperature
scattered clouds
10
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
14
mph wind from E

Cayo Guillermo weather for Saturday 2nd May 2026

Expect scattered clouds in Cayo Guillermo, Cuba with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the south-east.