World Resorts Cuba Cayo Guillermo Weather

Cayo Guillermo 14 Days Forecast

04.06
thu
Day
82°F
W 14 mph
Precip.
4%
Night
79°F
W 19 mph
Precip.
5%
05.06
fri
Day
81°F
SW 7 mph
Precip.
73%
Night
79°F
SW 13 mph
Precip.
10%
06.06
sat
Day
81°F
W 12 mph
Precip.
8%
Night
81°F
W 11 mph
Precip.
5%
07.06
sun
Day
81°F
SE 2 mph
Precip.
3%
Night
81°F
NW 17 mph
Precip.
73%
08.06
mon
Day
81°F
W 9 mph
Precip.
2%
Night
82°F
W 14 mph
Precip.
73%
09.06
tue
Day
82°F
NW 14 mph
Precip.
73%
Night
79°F
NW 15 mph
Precip.
83%
10.06
wed
Day
77°F
NW 19 mph
Precip.
73%
Night
79°F
NW 24 mph
Precip.
73%
11.06
thu
Day
81°F
N 22 mph
Precip.
73%
Night
81°F
N 19 mph
Precip.
73%
12.06
fri
Day
84°F
N 19 mph
Precip.
73%
Night
81°F
N 12 mph
Precip.
75%
13.06
sat
Day
84°F
N 14 mph
Precip.
73%
Night
81°F
N 12 mph
Precip.
73%
14.06
sun
Day
82°F
N 7 mph
Precip.
73%
Night
82°F
N 9 mph
Precip.
7%
15.06
mon
Day
82°F
NW 6 mph
Precip.
73%
Night
82°F
N 7 mph
Precip.
73%
16.06
tue
Day
82°F
NW 5 mph
Precip.
4%
Night
82°F
NW 9 mph
Precip.
4%
17.06
wed
Day
82°F
W 4 mph
Precip.
3%
Night
82°F
W 12 mph
Precip.
73%

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 83.8°F. The highest and lowest sea temperatures during the month were 84.9°F and 82.8°F.

Air temperature in Cayo Guillermo, °F

Precipitation total in Cayo Guillermo, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Cayo Guillermo

Sunniest months:
April 14 days
March 13 days
May 12 days
Warmest months:
August 86.9 °F
July 86.5 °F
September 86.0 °F
Warmest sea temp:
September 86.0 °F
August 85.9 °F
July 85.2 °F
Coldest months:
January 76.6 °F
February 77.4 °F
March 78.3 °F
Rainiest months:
October 7 days
May 6 days
August 6 days
Windiest months:
March 14.7 mph
November 14.2 mph
December 14.0 mph

Cayo Guillermo on a weather map

Cayo Guillermo
+81°F
SW 18 mph
Feels like: +86°F
Precip.: 5%
Places in Cuba:
Name
°F
+79°F
+79°F
+81°F
+81°F
+77°F
+79°F
+77°F
+79°F
+81°F
+81°F
+79°F
+79°F
24 Hours Forecast
Cayo Guillermo
Local time: 21:44
June 05, friday
0000
79°F
W
19 mph
0300
79°F
W
14 mph
0600
81°F
W
11 mph
0900
81°F
W
7 mph
1200
81°F
SW
7 mph
1500
81°F
SW
11 mph
1800
81°F
SW
14 mph
2100
79°F
SW
14 mph
Units of measurement: °C / °F