Current sea water temperature:
+81.5°F
| Minimum sea water temperature in January: | 82.9°F |
| Maximum sea water temperature in January: | 77.0°F |
| Average sea water temperature in January: | 80.9°F |
| more information | |
14 days
forecast
forecast
| Little Cayman |
monthly
weather
weather
| Little Cayman |
Sea water temperature for the last 10 days:
| January 2 | 81.5°F | December 28 | 82.4°F |
| January 1 | 81.7°F | December 27 | 82.4°F |
| December 31 | 81.9°F | December 26 | 82.6°F |
| December 30 | 82.0°F | December 25 | 82.8°F |
| December 29 | 82.0°F | December 24 | 83.1°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:
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 88.0°F and 86.2°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
January
January
| 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: 23:18
January 03, saturday
0000
75°F
SW
11 mph
11 mph
0300
75°F
SW
9 mph
9 mph
0600
77°F
SW
11 mph
11 mph
0900
77°F
SW
12 mph
12 mph
1200
81°F
SW
13 mph
13 mph
1500
79°F
SW
12 mph
12 mph
1800
79°F
SW
13 mph
13 mph
2100
79°F
SW
12 mph
12 mph
