Current Sea Water Temperature:
+91.4°F
| Maximum Sea Water Temperature in August: | 93.0°F |
| Minimum Sea Water Temperature in August: | 88.0°F |
| Average water temperature in August: | 90.3°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| August 19 | 91.4°F | August 14 | 91.0°F |
| August 18 | 90.4°F | August 13 | 91.0°F |
| August 17 | 91.0°F | August 12 | 91.2°F |
| August 16 | 91.2°F | August 11 | 91.4°F |
| August 15 | 91.4°F | August 10 | 92.0°F |
When is the Warmest Sea for Little Cayman?
According to our data for the last three years for Little Cayman the highest average sea water temperature was in September, August and October.
Average Water Temperature by Month, °F
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Little Cayman was 91.7°F. The maximum and minimum values were 91.2°F and 92.2°F respectively.
Sea Water Temperature in August
The average sea surface temperature in August 2026 for Little Cayman was 91.2°F. The maximum and minimum values were 90.4°F and 92.0°F respectively.
Sea Water Temperature in October
The average sea surface temperature in October 2025 for Little Cayman was 90.8°F. The maximum and minimum values were 89.6°F and 92.0°F respectively.
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Little Cayman
Local time: 06:42
19 aug, wednesday
| 0900 |  |
86°F | W 16 mph |
| 1200 | |
88°F | SW 14 mph |
| 1500 | |
88°F | W 10 mph |
| 1800 |  |
88°F | W 4 mph |
| 2100 |  |
88°F | N 4 mph |
20 aug, thursday
| 0000 | |
88°F | SW 9 mph |
| 0300 | |
88°F | SW 8 mph |
| 0600 | |
88°F | SW 8 mph |