09.13
sun
sun
DAY
90°F
W 14 mph
precip
5%
5%
NIGHT
88°F
W 15 mph
precip
6%
6%
09.14
mon
mon
DAY
90°F
W 11 mph
precip
15%
15%
NIGHT
88°F
W 16 mph
precip
13%
13%
09.15
tue
tue
DAY
88°F
W 14 mph
precip
59%
59%
NIGHT
88°F
W 17 mph
precip
67%
67%
09.16
wed
wed
DAY
88°F
W 9 mph
precip
20%
20%
NIGHT
86°F
NW 16 mph
precip
59%
59%
09.17
thu
thu
DAY
88°F
W 11 mph
precip
14%
14%
NIGHT
86°F
NW 11 mph
precip
18%
18%
09.18
fri
fri
DAY
90°F
W 11 mph
precip
12%
12%
NIGHT
84°F
SW 11 mph
precip
24%
24%
09.19
sat
sat
DAY
90°F
W 14 mph
precip
46%
46%
NIGHT
86°F
N 5 mph
precip
35%
35%
09.20
sun
sun
DAY
84°F
N 11 mph
precip
25%
25%
NIGHT
84°F
N 14 mph
precip
35%
35%
09.21
mon
mon
DAY
84°F
N 19 mph
precip
26%
26%
NIGHT
86°F
NE 11 mph
precip
19%
19%
09.22
tue
tue
DAY
84°F
N 11 mph
precip
25%
25%
NIGHT
88°F
NW 12 mph
precip
22%
22%
09.23
wed
wed
DAY
88°F
W 9 mph
precip
15%
15%
NIGHT
88°F
NW 12 mph
precip
23%
23%
09.24
thu
thu
DAY
88°F
W 7 mph
precip
30%
30%
NIGHT
88°F
W 16 mph
precip
18%
18%
09.25
fri
fri
DAY
88°F
W 11 mph
precip
57%
57%
NIGHT
86°F
NW 13 mph
precip
59%
59%
09.26
sat
sat
DAY
88°F
W 8 mph
precip
13%
13%
NIGHT
88°F
W 11 mph
precip
27%
27%
Sea water
temperature
temperature
| Cayo Guillermo |
Weather in
September
September
| Cayo Guillermo |
7 day weather
forecast
forecast
| Cayo Guillermo |
10 day weather
forecast
forecast
| Cayo Guillermo |
14 day weather
forecast
forecast
| Cayo Guillermo |
Monthly weather
averages
averages
| Cayo Guillermo |
Current Weather
Conditions
Conditions
| Cayo Guillermo |
When is the Best
Time to Visit?
Time to Visit?
| Cayo Guillermo |
Cayo Guillermo Sea Water Temperature in September, °F
The average sea surface temperature in September 2025 for Cayo Guillermo was 91.4°F. The maximum and minimum values were 90.6°F and 92.6°F respectively.
Cayo Guillermo on the Weather Map
Cuba Resorts:
NAME
F°
| Cayo Coco |  |
+84 |
| Cayo Guillermo | |
+88 |
| Cayo Largo |  |
+86 |
| Cayo Santa Maria | |
+88 |
| Cienfuegos |  |
+86 |
| Havana |  |
+86 |
| Holguin | |
+86 |
| Matanzas | |
+84 |
| Pinar del Rio | |
+82 |
| Playa Blanca | |
+88 |
| Playa Esmeralda | |
+88 |
| Playa Santa Lucia | |
+88 |
| Santa Maria | |
+88 |
| Santiago de Cuba | |
+86 |
| Varadero | |
+84 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Cayo Guillermo
Local time: 09:19
13 sep, sunday
| 1200 | |
90°F | W 14 mph |
| 1500 | |
90°F | W 15 mph |
| 1800 | |
90°F | SW 14 mph |
| 2100 | |
90°F | W 17 mph |
14 sep, monday
| 0000 | |
88°F | W 15 mph |
| 0300 | |
88°F | W 13 mph |
| 0600 | |
88°F | NW 12 mph |
| 0900 | |
88°F | NW 10 mph |