Cayo Guillermo weather in June 2025

Expect daytime maximum temperatures of 32°C in Cayo Guillermo, Cuba in June and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 15 days with some rainfall and typically 160 mm of rainfall in the month.

  • 32°C maximum daytime temperature in June in Cayo Guillermo32
    32°C max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in June in Cayo Guillermo15
    15 days with some rainfall
  • 23°C minimum night-time temperature in June in Cayo Guillermo23
    23°C min night temperature
  • 13 hours of daylight per day in June in Cayo Guillermo13
    13 hours of daylight per day
  • Very high heat & humidity in June in Cayo GuillermoVH
    Very High heat & humidity
  • 160 mm monthly rainfall in June in Cayo Guillermo160
    160 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Cayo Guillermo11
    11+ (Extreme) UV index
  • 28°C sea temperature in June in Cayo Guillermo28
    28°C sea temperature

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Cayo Guillermo by month

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The June weather guide for Cuba (Cayo Guillermo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Cuba

How hot is it in Cayo Guillermo in June?

Daytime temperatures usually reach 32°C in Cayo Guillermo in June with very high heat and humidity, falling to 23°C at night.

How sunny is it in Cayo Guillermo in June?

There are normally 7 hours of bright sunshine each day in Cayo Guillermo in June - that's 53% of daylight hours.

How warm is the sea around Cayo Guillermo in June?

The average sea temperature around Cayo Guillermo in June is 28°C.

Does it rain in Cayo Guillermo in June?

There are usually 15 days with some rain in Cayo Guillermo in June and the average monthly rainfall is 160mm.

Cayo Guillermo June sunrise & sunset times

Browse the sunrise and sunset times for Cayo Guillermo in June 2025. Select a month to view Cayo Guillermo sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:30 18:56
Sunday, 15th June 2025 05:30 19:01
Monday, 30th June 2025 05:33 19:03

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