18.12
thu
thu
Day

81°F
W 12 mph
Precip.
0%
0%
Night

81°F
W 11 mph
Precip.
0%
0%
19.12
fri
fri
Day

82°F
SW 11 mph
Precip.
0%
0%
Night

79°F
SW 11 mph
Precip.
0%
0%
20.12
sat
sat
Day

77°F
SW 17 mph
Precip.
0%
0%
Night

81°F
SW 14 mph
Precip.
81%
81%
21.12
sun
sun
Day

81°F
SW 17 mph
Precip.
100%
100%
Night

81°F
SW 15 mph
Precip.
78%
78%
22.12
mon
mon
Day

81°F
SW 21 mph
Precip.
100%
100%
Night

81°F
SW 19 mph
Precip.
84%
84%
23.12
tue
tue
Day

81°F
SW 22 mph
Precip.
67%
67%
Night

81°F
SW 22 mph
Precip.
21%
21%
24.12
wed
wed
Day

79°F
SW 25 mph
Precip.
100%
100%
Night

79°F
SW 26 mph
Precip.
100%
100%
25.12
thu
thu
Day

79°F
SW 21 mph
Precip.
57%
57%
Night

81°F
SW 17 mph
Precip.
57%
57%
26.12
fri
fri
Day

79°F
SW 22 mph
Precip.
50%
50%
Night

79°F
SW 26 mph
Precip.
100%
100%
27.12
sat
sat
Day

79°F
SW 25 mph
Precip.
87%
87%
Night

79°F
W 20 mph
Precip.
45%
45%
28.12
sun
sun
Day

79°F
SW 19 mph
Precip.
28%
28%
Night

81°F
W 19 mph
Precip.
45%
45%
29.12
mon
mon
Day

79°F
W 20 mph
Precip.
73%
73%
Night

81°F
W 19 mph
Precip.
41%
41%
30.12
tue
tue
Day

79°F
W 21 mph
Precip.
78%
78%
Night

81°F
W 18 mph
Precip.
100%
100%
31.12
wed
wed
Day

81°F
W 14 mph
Precip.
50%
50%
Night

81°F
W 17 mph
Precip.
100%
100%
sea water
temperature
temperature
| Cayman Brac |
monthly
weather
weather
| Cayman Brac |
current
weather
weather
| Cayman Brac |
7 days
forecast
forecast
| Cayman Brac |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 83.6°F. The highest and lowest sea temperatures during the month were 83.8°F and 82.9°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 81.1°F. The highest and lowest sea temperatures during the month were 81.9°F and 80.2°F.
Air temperature in Cayman Brac, °F
Precipitation total in Cayman Brac, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Cayman Brac
Cayman Brac on a weather map
Places in Cayman Islands:
Name
°F
24 Hours Forecast
Cayman Brac
Local time: 03:08
December 18, thursday
0600

79°F
W
13 mph
13 mph
0900

79°F
W
13 mph
13 mph
1200

81°F
W
12 mph
12 mph
1500

82°F
W
10 mph
10 mph
1800

81°F
W
8 mph
8 mph
2100

81°F
W
9 mph
9 mph
December 19, friday
0000

81°F
W
11 mph
11 mph
0300

81°F
W
11 mph
11 mph

























