22.09
tue
tue
Day
77°F
NW 5 mph
Precip.
72%
72%
Night
75°F
NW 4 mph
Precip.
38%
38%
23.09
wed
wed
Day
86°F
N 6 mph
Precip.
17%
17%
Night
75°F
N 4 mph
Precip.
52%
52%
24.09
thu
thu
Day
86°F
NW 3 mph
Precip.
16%
16%
Night
75°F
NE 2 mph
Precip.
42%
42%
25.09
fri
fri
Day
84°F
E 2 mph
Precip.
55%
55%
Night
77°F
SE 2 mph
Precip.
29%
29%
26.09
sat
sat
Day
91°F
N 1 mph
Precip.
12%
12%
Night
75°F
S 2 mph
Precip.
31%
31%
27.09
sun
sun
Day
90°F
N 1 mph
Precip.
17%
17%
Night
75°F
S 2 mph
Precip.
18%
18%
28.09
mon
mon
Day
90°F
NE 2 mph
Precip.
4%
4%
Night
75°F
NE 1 mph
Precip.
27%
27%
sea water
temperature
temperature
| Cayo Largo |
monthly
weather
weather
| Cayo Largo |
current
weather
weather
| Cayo Largo |
14 days
forecast
forecast
| Cayo Largo |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 88.4°F. The highest and lowest sea temperatures during the month were 89.6°F and 86.9°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 86.2°F. The highest and lowest sea temperatures during the month were 88.5°F and 84.2°F.
Air temperature in Cayo Largo, °F
Precipitation total in Cayo Largo, in.
* Charts above show average data for the last 3 years.
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: 12:04
September 22, tuesday
1500
77°F
N
5 mph
5 mph
1800
77°F
NW
4 mph
4 mph
2100
75°F
NW
4 mph
4 mph
September 23, wednesday
0000
75°F
NW
4 mph
4 mph
0300
75°F
NW
3 mph
3 mph
0600
75°F
NW
4 mph
4 mph
0900
81°F
NW
3 mph
3 mph
1200
86°F
N
6 mph
6 mph
