Average sea water temperature in March:
+78.4°F
| Minimum sea water temperature in March: | 81.9°F |
| Maximum sea water temperature in March: | 75.4°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 78.6°F. The highest and lowest sea temperatures during the month were 79.9°F and 77.2°F.
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| Cayo Guillermo |
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Monthly sea water temperature in Cayo Guillermo, °F
Which Cuba resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| Santiago de Cuba | 80.3°F | 81.4°F |
| Cayo Largo | 80.0°F | 80.3°F |
| Baracoa | 79.9°F | 79.9°F |
| Cienfuegos | 79.3°F | 80.2°F |
| Trinidad | 79.1°F | 80.2°F |
| Pinar del Rio | 79.0°F | 79.0°F |
| Playa Santa Lucia | 78.9°F | 79.4°F |
| Cayo Coco | 78.8°F | 78.9°F |
| Niquero | 78.8°F | 81.2°F |
| Holguin | 78.8°F | 79.5°F |
| Playa Blanca | 78.7°F | 79.4°F |
| Playa Esmeralda | 78.6°F | 79.4°F |
| Cayo Guillermo | 78.6°F | 78.7°F |
| Manzanillo | 78.5°F | 81.2°F |
| Havana | 78.5°F | 79.1°F |
| Cayo Santa Maria | 78.3°F | 78.4°F |
| Santa Maria | 78.3°F | 78.4°F |
| Matanzas | 78.0°F | 78.4°F |
| Varadero | 77.9°F | 77.9°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: 18:15
March 15, sunday
2100
77°F
W
21 mph
21 mph
March 16, monday
0000
77°F
NW
19 mph
19 mph
0300
77°F
NW
17 mph
17 mph
0600
77°F
NW
14 mph
14 mph
0900
77°F
NW
12 mph
12 mph
1200
79°F
NW
9 mph
9 mph
1500
79°F
SW
12 mph
12 mph
1800
79°F
W
9 mph
9 mph
