Measurements:
°C
°F
Cayo Guillermo
84°F
S 16 mph
Feels like: 86°F
Precip: 85%
World Resorts Cuba Cayo Guillermo Weather

Cayo Guillermo Sea Water Temperature

Current Sea Water Temperature:
+85.8°F
Maximum Sea Water Temperature in November: 87.6°F
Minimum Sea Water Temperature in November: 78.8°F
Average water temperature in November: 83.9°F

Sea Water Temperature for the Last 10 Days:

November 16 85.8°F November 11 86.0°F
November 15 85.8°F November 10 86.4°F
November 14 86.0°F November 09 86.4°F
November 13 85.8°F November 08 86.4°F
November 12 86.0°F November 07 86.0°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 August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2018 2017 2016

The average sea surface temperature in August 2018 for Cayo Guillermo was 89.1°F. The maximum and minimum values were 88.0°F and 91.2°F respectively.

Sea Water Temperature in September

Select Year: 2018 2017 2016

The average sea surface temperature in September 2018 for Cayo Guillermo was 88.6°F. The maximum and minimum values were 87.8°F and 89.2°F respectively.

Sea Water Temperature in July

Select Year: 2018 2017 2016

The average sea surface temperature in July 2018 for Cayo Guillermo was 89.4°F. The maximum and minimum values were 88.0°F and 91.4°F respectively.

Best Time to Visit Cayo Guillermo
The most sunny months:
July 18 days
August 15 days
March 14 days
The most warm months:
August 93.1 °F
July 92.8 °F
September 91.6 °F
Warmest sea temperature:
August 89.4 °F
September 89.3 °F
July 88.6 °F
The most cold months:
January 80.8 °F
February 81.9 °F
March 82.8 °F
The most rainy months:
May 8 days
October 8 days
September 7 days
The most windy months:
March 13 mph
November 13 mph
December 12 mph

Cayo Guillermo on the Weather Map

24 Hours Weather Forecast
Cayo Guillermo
Local time: 16:53
16 nov, friday
1800 78°F
SW
14 mph
2100 68°F
SW
14 mph
17 nov, saturday
0000 78°F
SW
16 mph
0300 78°F
SW
11 mph
0600 76°F
SW
9 mph
0900 82°F
SW
12 mph
1200 84°F
SW
16 mph
1500 84°F
SW
17 mph