Cayo Guillermo
W 11 mph
Feels like: 94°F
Precip: 0%
World Resorts Cuba Cayo Guillermo Weather May Weather in Cayo Guillermo

Cayo Guillermo Weather: May

Average Day Temperature: 86.8°F
Average Night Temperature: 80.2°F
Sea Water Temperature: 85.3°F
Number of Sunny Days: 11 days
Sunshine Hours: 13.0 - 13.4 hours
Number of Rainy Days: 8 days
Precipitation Totals: 5.5 in

Air Temperature in May, °F

Select Year: 2022 2021 2020

The highest day temperature in May 2022 was 86°F. The lowest night temperature was 80°F. The average values for day and night temperatures during May were 84.1°F и 82.5°F respectivly.

Cayo Guillermo Water Sea Temperature in May, °F

Select Year: 2022 2021 2020

The average sea surface temperature in May 2022 for Cayo Guillermo was 85.6°F. The maximum and minimum values were 82.8°F and 87.0°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are cloudy but you can also expect sunny or gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Cayo Guillermo is 5.5 in. It makes may one of the most rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 12.6 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Cayo Guillermo in May is 7.7 hours.

Best Time to Visit Cayo Guillermo
The most sunny months:
April 13 days
July 12 days
March 12 days
The most warm months:
August 91.5 °F
July 91.1 °F
September 90.6 °F
Warmest sea temperature:
September 89.6 °F
August 89.6 °F
July 88.9 °F
The most cold months:
January 80.0 °F
February 81.2 °F
March 81.8 °F
The most rainy months:
October 9 days
May 8 days
August 7 days
The most windy months:
March 14 mph
November 14 mph
December 13 mph

Cayo Guillermo on the Weather Map

24 Hours Weather Forecast
Cayo Guillermo
Local time: 17:04
25 sep, sunday
1800 86°F
11 mph
2100 86°F
14 mph
26 sep, monday
0000 80°F
17 mph
0300 84°F
16 mph
0600 86°F
19 mph
0900 88°F
16 mph
1200 88°F
13 mph
1500 90°F
12 mph