Measurements:
°C
°F
Santiago de Cuba
84°F
W 4 mph
Feels like: 88°F
Precip: 0%
World Resorts Cuba Santiago de Cuba Weather

Santiago de Cuba Sea Water Temperature

Current Sea Water Temperature:
+87.0°F
Maximum Sea Water Temperature in December: 88.4°F
Minimum Sea Water Temperature in December: 84.4°F
Average water temperature in December: 86.2°F

Sea Water Temperature for the Last 10 Days:

December 13 87.0°F December 08 86.6°F
December 12 87.4°F December 07 86.6°F
December 11 86.8°F December 06 87.0°F
December 10 87.0°F December 05 87.2°F
December 09 86.6°F December 04 87.2°F

When is the Warmest Sea for Santiago de Cuba?

According to our data for the last three years for Santiago de Cuba the highest average sea water temperature was in September, August and October.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Santiago de Cuba was 90.6°F. The maximum and minimum values were 90.0°F and 91.4°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Santiago de Cuba was 90.4°F. The maximum and minimum values were 89.6°F and 91.6°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Santiago de Cuba was 89.8°F. The maximum and minimum values were 88.6°F and 90.6°F respectively.

Best Time to Visit Santiago de Cuba
The most sunny months:
March 17 days
January 16 days
February 16 days
The most warm months:
August 94.6 °F
July 94.1 °F
September 93.3 °F
Warmest sea temperature:
September 90.2 °F
August 90.1 °F
October 89.5 °F
The most cold months:
January 86.8 °F
February 87.7 °F
December 88.0 °F
The most rainy months:
October 6 days
September 6 days
May 6 days
The most windy months:
March 6 mph
February 6 mph
December 5 mph

Santiago de Cuba on the Weather Map

24 Hours Weather Forecast
Santiago de Cuba
Local time: 18:25
13 dec, saturday
2100 80°F
W
2 mph
14 dec, sunday
0000 74°F
SW
2 mph
0300 72°F
S
2 mph
0600 70°F
SW
2 mph
0900 76°F
S
2 mph
1200 88°F
N
3 mph
1500 86°F
NE
4 mph
1800 82°F
SE
2 mph