Cayo Guillermo weather in June 2025

Expect 90°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Cayo Guillermo in June. Check more long-term weather averages for Cayo Guillermo in June before you book your next holiday to Cuba in 2025/2026.

  • 90°F maximum daytime temperature in June in Cayo Guillermo90
    90°F max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in June in Cayo Guillermo15
    15 days with some rainfall
  • 73°F minimum night-time temperature in June in Cayo Guillermo73
    73°F 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
  • 6.3 inches monthly rainfall in June in Cayo Guillermo6.3
    6.3 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Cayo Guillermo11
    11+ (Extreme) UV index
  • 82°F sea temperature in June in Cayo Guillermo82
    82°F sea temperature

More about Cayo Guillermo

Cayo Guillermo by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Cuba

Marella Cruises: up to 5% off ocean cruises

  • Book online & save up to 5% on Marella Cruises
  • Discount varies by season. Book online with TUI
  • Destinations across the Med, Caribbean & USA
Go to Marella Cruises deal >>

View all Marella Cruises offers

Marella CruisesCruise deal finder

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)  |  Imperial (°F)

Back to top

More about Cuba

How hot is it in Cayo Guillermo in June?

Daytime temperatures usually reach 90°F in Cayo Guillermo in June with very high heat and humidity, falling to 73°F 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 82°F.

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 6.3 inches.

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

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^