Cayo Coco Sea Temperature
Cuba · Forecast updated Jul 15, 2026, 06:24 UTC
Current Sea Temperature
30.2°C
86.4°F
Very warm water
Versus this month's average
0.4°C below
The July average in our archive is 30.6°C (87.1°F).
Recent trend
Cooling by 0.8°C
Seven-day average: 30.2°C, versus 31.1°C in the prior seven days.
What to wear
Very warm water
Swimwear is usually enough; a rash guard adds sun protection.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not mean the sea is safe.
Sea Surface Temperature Over the Year
In the data collected for Cayo Coco, monthly averages range from about 30.6°C (87.1°F) in July to 30.8°C (87.5°F) in June.
Over the past 30 days, the average sea temperature in Cayo Coco has been 30.8°C.
Monthly Water Temperature Averages
| Month | Min | Average | Max |
|---|---|---|---|
| June | 30.0°C / 86.0°F | 30.8°C / 87.5°F | 31.9°C / 89.4°F |
| July | 29.9°C / 85.8°F | 30.6°C / 87.1°F | 31.8°C / 89.2°F |
Profile calculated from 1071 hourly forecast records across 2 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Cayo Coco
Cay on Cuba's northern reef with calm, clear turquoise shallows.
- Area
- Ciego de Ávila
Cayo Coco Water Temperature — Common Questions
What is the sea temperature in Cayo Coco today?
The current sea surface temperature in Cayo Coco is 30.2°C. Over the last 30 days, the average has been 30.8°C.
When is the water warmest in Cayo Coco?
The warmest monthly average in the Cayo Coco archive is June, at around 30.8°C (87.5°F).
When is the water coldest in Cayo Coco?
The coldest monthly average in the archive is July, at around 30.6°C (87.1°F).
Can you swim in Cayo Coco today?
Yes — at 30.2°C the water is warm enough for comfortable swimming and snorkeling.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Cayo Coco.
View Snorkel Forecast →