World Resorts Cuba Cayo Guillermo Weather

Cayo Guillermo Sea Temperature in April

Average sea water temperature in April:
+80.1°F
Minimum sea water temperature in April: 84.2°F
Maximum sea water temperature in April: 76.1°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 79.5°F. The highest and lowest sea temperatures during the month were 81.5°F and 77.4°F.

Monthly sea water temperature in Cayo Guillermo, °F

Which Cuba resorts have warmest sea in April?

Place name April 2026 April 2025
Cayo Largo 81.1°F 81.1°F
Santiago de Cuba 81.0°F 81.6°F
Niquero 81.0°F 81.9°F
Manzanillo 81.0°F 81.7°F
Pinar del Rio 80.8°F 81.2°F
Baracoa 80.5°F 79.9°F
Trinidad 80.4°F 81.1°F
Cienfuegos 80.4°F 81.0°F
Playa Esmeralda 79.6°F 79.2°F
Holguin 79.6°F 79.3°F
Playa Blanca 79.5°F 79.3°F
Playa Santa Lucia 79.5°F 79.4°F
Cayo Coco 79.5°F 79.6°F
Cayo Guillermo 79.5°F 79.4°F
Havana 79.1°F 79.1°F
Cayo Santa Maria 79.1°F 79.2°F
Santa Maria 79.1°F 79.1°F
Varadero 79.1°F 79.1°F
Matanzas 78.9°F 79.3°F

Best time for vacation in Cayo Guillermo

Sunniest months:
April 14 days
March 13 days
May 11 days
Warmest months:
August 86.9 °F
July 86.5 °F
September 86.0 °F
Warmest sea temp:
September 86.0 °F
August 85.9 °F
July 85.2 °F
Coldest months:
January 76.6 °F
February 77.4 °F
March 78.3 °F
Rainiest months:
May 7 days
October 7 days
August 6 days
Windiest months:
March 14.7 mph
November 14.2 mph
December 14.0 mph

Cayo Guillermo on a weather map

Cayo Guillermo
+82°F
SW 14 mph
Feels like: +88°F
Precip.: 0%
Places in Cuba:
Name
°F
+82°F
+81°F
+81°F
+84°F
+86°F
+81°F
+84°F
+84°F
+82°F
+82°F
+86°F
+82°F
24 Hours Forecast
Cayo Guillermo
Local time: 17:20
May 15, friday
1800
82°F
SW
14 mph
2100
81°F
W
8 mph
May 16, saturday
0000
81°F
W
7 mph
0300
81°F
NW
10 mph
0600
81°F
NW
8 mph
0900
82°F
W
11 mph
1200
82°F
W
12 mph
1500
82°F
W
14 mph
Units of measurement: °C / °F