Current sea water temperature:
+85.6°F
| Minimum sea water temperature in July: | 88.0°F |
| Maximum sea water temperature in July: | 83.3°F |
| Average sea water temperature in July: | 85.4°F |
| more information | |
14 days
forecast
forecast
| Cayman Brac |
monthly
weather
weather
| Cayman Brac |
Sea water temperature for the last 10 days:
| July 16 | 85.6°F | July 11 | 86.4°F |
| July 15 | 85.6°F | July 10 | 86.5°F |
| July 14 | 85.8°F | July 9 | 86.5°F |
| July 13 | 86.4°F | July 8 | 86.9°F |
| July 12 | 86.0°F | July 7 | 86.2°F |
Monthly sea water temperature, °F
When is the warmest sea in Cayman Brac?
Based on the data about daily sea water temperature for the last three years the warmest sea in Cayman Brac was noticed in September, August and October.
Monthly Sea Temperatures in Cayman Brac, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 87.6°F. The highest and lowest sea temperatures during the month were 88.2°F and 87.1°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 87.2°F. The highest and lowest sea temperatures during the month were 88.2°F and 86.4°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 86.8°F. The highest and lowest sea temperatures during the month were 87.8°F and 85.6°F.
current
weather
weather
| Cayman Brac |
weather in
July
July
| Cayman Brac |
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: 00:12
July 17, friday
0300

82°F
W
12 mph
12 mph
0600

82°F
SW
12 mph
12 mph
0900

84°F
SW
13 mph
13 mph
1200

84°F
W
12 mph
12 mph
1500

84°F
W
14 mph
14 mph
1800

84°F
W
7 mph
7 mph
2100

84°F
W
6 mph
6 mph
July 18, saturday
0000

82°F
W
7 mph
7 mph

























