World Resorts Cuba Cayo Largo Weather

Cayo Largo sea water temperature

Current sea water temperature:
+84.7°F
Minimum sea water temperature in October: 89.1°F
Maximum sea water temperature in October: 82.0°F
Average sea water temperature in October: 85.2°F

Sea water temperature for the last 10 days:

October 22 84.7°F October 17 85.6°F
October 21 85.5°F October 16 85.8°F
October 20 86.0°F October 15 85.6°F
October 19 85.8°F October 14 85.8°F
October 18 85.3°F October 13 85.6°F

When is the warmest sea in Cayo Largo?

Based on the data about daily sea water temperature for the last three years the warmest sea in Cayo Largo was noticed in August, September and July.

Monthly Sea Temperatures in Cayo Largo, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 88.4°F. The highest and lowest sea temperatures during the month were 89.8°F and 87.1°F.

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.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 88.0°F. The highest and lowest sea temperatures during the month were 90.3°F and 85.6°F.

Best time for vacation in Cayo Largo

Sunniest months:
March 17 days
February 15 days
April 15 days
Warmest months:
August 88.1 °F
July 87.8 °F
September 86.7 °F
Warmest sea temp:
August 87.3 °F
September 86.8 °F
July 86.6 °F
Coldest months:
January 77.5 °F
February 78.3 °F
December 79.7 °F
Rainiest months:
October 6 days
September 6 days
May 5 days
Windiest months:
November 13.8 mph
December 13.6 mph
January 13.2 mph

Cayo Largo on a weather map

Cayo Largo
+73°F
S 4 mph
Feels like: +77°F
Precip.: 14%
Places in Cuba:
Name
°F
+72°F
+79°F
+72°F
+73°F
+72°F
+72°F
+66°F
+75°F
+81°F
+70°F
24 Hours Forecast
Cayo Largo
Local time: 01:03
October 23, friday
0300
70°F
S
4 mph
0600
70°F
SW
3 mph
0900
75°F
SW
4 mph
1200
86°F
SW
5 mph
1500
88°F
S
6 mph
1800
75°F
SW
5 mph
2100
72°F
SW
6 mph
October 24, saturday
0000
70°F
SW
5 mph
Units of measurement: °C / °F