Current sea water temperature:
+87.4°F
| Minimum sea water temperature in August: | 88.7°F |
| Maximum sea water temperature in August: | 84.2°F |
| Average sea water temperature in August: | 86.3°F |
| more information | |
14 days
forecast
forecast
| Little Cayman |
monthly
weather
weather
| Little Cayman |
Sea water temperature for the last 10 days:
| August 28 | 87.4°F | August 23 | 87.4°F |
| August 27 | 87.8°F | August 22 | 86.7°F |
| August 26 | 87.4°F | August 21 | 87.1°F |
| August 25 | 87.3°F | August 20 | 86.7°F |
| August 24 | 86.7°F | August 19 | 87.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Little Cayman?
Based on the data about daily sea water temperature for the last three years the warmest sea in Little Cayman was noticed in September, August and October.
Monthly Sea Temperatures in Little Cayman, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 87.5°F. The highest and lowest sea temperatures during the month were 88.0°F and 87.1°F.
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 87.1°F. The highest and lowest sea temperatures during the month were 87.8°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 86.7°F. The highest and lowest sea temperatures during the month were 87.8°F and 85.6°F.
current
weather
weather
| Little Cayman |
weather in
September
September
| Little Cayman |
Best time for vacation in Little Cayman
Little Cayman on a weather map
Places in Cayman Islands:
Name
°F
24 Hours Forecast
Little Cayman
Local time: 06:12
August 28, friday
0900
86°F
W
17 mph
17 mph
1200
86°F
W
11 mph
11 mph
1500
86°F
W
8 mph
8 mph
1800
86°F
W
6 mph
6 mph
2100
86°F
W
4 mph
4 mph
August 29, saturday
0000
86°F
W
8 mph
8 mph
0300
84°F
W
7 mph
7 mph
0600
84°F
W
6 mph
6 mph
