Measurements:
°C
°F
Cayo Guillermo
88°F
NW 9 mph
Feels like: 100°F
Precip: 0%
World Resorts Cuba Cayo Guillermo Weather

Cayo Guillermo Sea Water Temperature

Current Sea Water Temperature:
+88.8°F
Maximum Sea Water Temperature in June: 92.2°F
Minimum Sea Water Temperature in June: 84.2°F
Average water temperature in June: 87.8°F

Sea Water Temperature for the Last 10 Days:

June 13 88.8°F June 08 90.0°F
June 12 88.6°F June 07 90.2°F
June 11 88.8°F June 06 89.6°F
June 10 89.4°F June 05 89.2°F
June 09 89.4°F June 04 88.6°F

When is the Warmest Sea for Cayo Guillermo?

According to our data for the last three years for Cayo Guillermo the highest average sea water temperature was in September, August and July.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2023 2022 2021

The average sea surface temperature in September 2023 for Cayo Guillermo was 91.7°F. The maximum and minimum values were 91.0°F and 92.8°F respectively.

Sea Water Temperature in August

Select Year: 2023 2022 2021

The average sea surface temperature in August 2023 for Cayo Guillermo was 91.8°F. The maximum and minimum values were 89.4°F and 93.8°F respectively.

Sea Water Temperature in July

Select Year: 2023 2022 2021

The average sea surface temperature in July 2023 for Cayo Guillermo was 92.0°F. The maximum and minimum values were 90.2°F and 93.6°F respectively.

Best Time to Visit Cayo Guillermo
The most sunny months:
April 13 days
July 12 days
March 12 days
The most warm months:
August 91.3 °F
July 91.0 °F
September 90.2 °F
Warmest sea temperature:
September 89.8 °F
August 89.7 °F
July 89.1 °F
The most cold months:
January 79.8 °F
February 80.8 °F
March 81.6 °F
The most rainy months:
October 8 days
May 7 days
June 6 days
The most windy months:
March 14 mph
November 14 mph
December 14 mph

Cayo Guillermo on the Weather Map

24 Hours Weather Forecast
Cayo Guillermo
Local time: 12:18
13 jun, thursday
1500 88°F
SW
16 mph
1800 88°F
W
14 mph
2100 88°F
NW
6 mph
14 jun, friday
0000 88°F
NE
9 mph
0300 86°F
N
8 mph
0600 86°F
NW
4 mph
0900 86°F
W
3 mph
1200 88°F
SW
8 mph