Cayo Guillermo weather in May 2020

  • 31°C maximum daytime temperature in May in Cayo Guillermo31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 12 days with some rainfall in May in Cayo Guillermo12
    12 days with some rainfall
  • 21°C minimum night-time temperature in May in Cayo Guillermo21
    21°C min night temperature
  • 13 hours of daylight per day in May in Cayo Guillermo13
    13 hours of daylight per day
  • High heat & humidity in May in Cayo GuillermoH
    High heat & humidity
  • 168 mm monthly rainfall in May in Cayo Guillermo168
    168 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Cayo Guillermo11
    11+ (Extreme) UV index
  • 27°C sea temperature in May in Cayo Guillermo27
    27°C sea temperature
  • Top deals & discounts
  • Cayo Guillermo weather overview
  • Cayo Guillermo climate averages by month
  • More destinations
  • Best time to go to Cayo Guillermo
  • Cayo Guillermo 5-day weather forecast

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

The May weather guide for Cayo Guillermo, Cuba 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.

  • Save up to 13% on all inclusive holidays to Cuba
  • Book online with First Choice to receive discount
  • FREE kids places & low deposits also available

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

Guide to Cayo Guillermo weather in May

The average maximum daytime temperature in Cayo Guillermo in May is a hot 31°C (88°F) with high heat & humidity. The average night-time temperature is usually a comfortable 21°C (70°F). There are usually 8 hours of bright sunshine each day, which represents 58% of the 13 hours of daylight.

Expect 168mm (6.6 inches) of rainfall across the whole of May with 12 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Cayo Guillermo in May is 27°C (81°F).

Cayo Guillermo sunrise & sunset times for May 2020

Browse the sunrise & sunset times for Cayo Guillermo in May 2020. Select a month to view Cayo Guillermo sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2020 06:42 19:42
Saturday, 16th May 2020 06:34 19:49
Sunday, 31st May 2020 06:30 19:55
  • Save up to 13% on all inclusive holidays to Cuba
  • Book online with First Choice to receive discount
  • FREE kids places & low deposits also available

Back to top

Discover more about Cuba

Popular Cuba destinations

Below are average maximum temperatures at popular destinations in Cuba in May. Select a destination to see more weather parameters.

More Cuba destinations >>

Related posts

Popular travel offers

Top ^