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.

• Saturday
  15th Nov
  79
  75
  
  5
  5
• Sunday
  16th Nov
  79
  75
  
  6
  5
• Monday
  17th Nov
  79
  75
  
  7
  5
• Tuesday
  18th Nov
  79
  77
  
  5
  5
• Wednesday
  19th Nov
  81
  77
  
  6
  7

5-day weather forecast updated at 04:02 on Saturday 15th November 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 Saturday 15th November 2025

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north-east.

• 79
  °F maximum temperature
• 75
  °F minimum temperature
• 
  broken clouds
• 5
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• L
  low heat & humidity
• 14
  mph wind from NE

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Cayo Guillermo weather for Sunday 16th November 2025

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north-east.

• 79
  °F maximum temperature
• 75
  °F minimum temperature
• 
  broken clouds
• 6
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• L
  low heat & humidity
• 8
  mph wind from NE

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Cayo Guillermo weather for Monday 17th November 2025

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 79°F, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-east.

• 79
  °F maximum temperature
• 75
  °F minimum temperature
• 
  broken clouds
• 7
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• 79
  °F wind chill
• 9
  mph wind from NE

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Cayo Guillermo weather for Tuesday 18th November 2025

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the east.

• 79
  °F maximum temperature
• 77
  °F minimum temperature
• 
  broken clouds
• 5
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• L
  low heat & humidity
• 14
  mph wind from E

Back to top

Cayo Guillermo weather for Wednesday 19th November 2025

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the east.

• 81
  °F maximum temperature
• 77
  °F minimum temperature
• 
  broken clouds
• 6
  hours of sunshine
• 7
  UV index (High)
• 0
  mm of rainfall expected
• L
  low heat & humidity
• 17
  mph wind from E

Back to top

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• Book online & save up to 4% on Marella Cruises
• Discount varies by season. Book online with TUI
• Destinations across the Med, Caribbean & USA

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View all Marella Cruises offers

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