Average sea water temperature in May:
+82.1°F
| Minimum sea water temperature in May: | 86.7°F |
| Maximum sea water temperature in May: | 77.4°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 82.2°F. The highest and lowest sea temperatures during the month were 84.4°F and 78.8°F.
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| Cayo Guillermo |
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| Cayo Guillermo |
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| Cayo Guillermo |
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| Cayo Guillermo |
Monthly sea water temperature in Cayo Guillermo, °F
Which Cuba resorts have warmest sea in May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Pinar del Rio | 86.0°F | 86.2°F |
| Cayo Largo | 85.2°F | 86.2°F |
| Manzanillo | 84.7°F | 85.2°F |
| Niquero | 84.3°F | 84.9°F |
| Trinidad | 83.6°F | 84.5°F |
| Cienfuegos | 83.4°F | 84.2°F |
| Santiago de Cuba | 83.4°F | 84.5°F |
| Varadero | 82.9°F | 83.9°F |
| Cayo Guillermo | 82.2°F | 83.7°F |
| Cayo Coco | 82.1°F | 83.5°F |
| Matanzas | 82.0°F | 82.5°F |
| Havana | 82.0°F | 82.7°F |
| Santa Maria | 82.0°F | 83.1°F |
| Cayo Santa Maria | 82.0°F | 83.2°F |
| Baracoa | 81.2°F | 82.1°F |
| Playa Santa Lucia | 81.0°F | 81.8°F |
| Holguin | 80.5°F | 81.2°F |
| Playa Blanca | 80.3°F | 81.1°F |
| Playa Esmeralda | 80.1°F | 80.8°F |
Best time for vacation in Cayo Guillermo
Cayo Guillermo on a weather map
Places in Cuba:
Name
°F
24 Hours Forecast
Cayo Guillermo
Local time: 14:21
January 01, thursday
1500
70°F
S
11 mph
11 mph
1800
68°F
S
12 mph
12 mph
2100
68°F
SW
12 mph
12 mph
January 02, friday
0000
68°F
SW
10 mph
10 mph
0300
66°F
SW
9 mph
9 mph
0600
66°F
SW
8 mph
8 mph
0900
68°F
W
11 mph
11 mph
1200
68°F
W
7 mph
7 mph
