Average sea water temperature in September:
+86.8°F
| Minimum sea water temperature in September: | 90.1°F |
| Maximum sea water temperature in September: | 84.2°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 88.0°F. The highest and lowest sea temperatures during the month were 89.6°F and 86.5°F.
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| Cayo Largo |
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Monthly sea water temperature in Cayo Largo, °F
Which Cuba resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Cayo Largo | 88.0°F | 88.1°F |
| Niquero | 87.9°F | 87.7°F |
| Pinar del Rio | 87.7°F | 87.3°F |
| Manzanillo | 87.6°F | 87.3°F |
| Cienfuegos | 87.5°F | 87.4°F |
| Trinidad | 87.2°F | 87.4°F |
| Cayo Coco | 86.9°F | 87.4°F |
| Santiago de Cuba | 86.9°F | 86.6°F |
| Varadero | 86.9°F | 86.6°F |
| Cayo Guillermo | 86.8°F | 87.3°F |
| Havana | 86.8°F | 86.1°F |
| Cayo Santa Maria | 86.7°F | 87.1°F |
| Santa Maria | 86.7°F | 87.1°F |
| Playa Santa Lucia | 86.0°F | 86.5°F |
| Matanzas | 85.9°F | 85.8°F |
| Baracoa | 85.7°F | 85.8°F |
| Playa Blanca | 85.4°F | 86.0°F |
| Holguin | 85.4°F | 86.0°F |
| Playa Esmeralda | 85.3°F | 86.1°F |
Best time for vacation in Cayo Largo
Cayo Largo on a weather map
Places in Cuba:
Name
°F
24 Hours Forecast
Cayo Largo
Local time: 18:53
October 13, tuesday
2100
79°F
SW
7 mph
7 mph
October 14, wednesday
0000
77°F
W
5 mph
5 mph
0300
73°F
W
4 mph
4 mph
0600
73°F
W
4 mph
4 mph
0900
79°F
W
5 mph
5 mph
1200
91°F
W
7 mph
7 mph
1500
93°F
SW
8 mph
8 mph
1800
90°F
SW
8 mph
8 mph
