Current Sea Water Temperature:
+85.8°F
| Maximum Sea Water Temperature in December: | 88.6°F |
| Minimum Sea Water Temperature in December: | 84.0°F |
| Average water temperature in December: | 86.0°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| December 24 | 85.8°F | December 19 | 86.0°F |
| December 23 | 86.0°F | December 18 | 86.4°F |
| December 22 | 86.0°F | December 17 | 86.2°F |
| December 21 | 86.0°F | December 16 | 86.4°F |
| December 20 | 86.0°F | December 15 | 86.8°F |
When is the Warmest Sea for Grand Cayman?
According to our data for the last three years for Grand 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 2024 for Grand Cayman was 91.0°F. The maximum and minimum values were 90.0°F and 91.8°F respectively.
Sea Water Temperature in August
The average sea surface temperature in August 2024 for Grand Cayman was 91.0°F. The maximum and minimum values were 90.2°F and 91.8°F respectively.
Sea Water Temperature in October
The average sea surface temperature in October 2024 for Grand Cayman was 89.6°F. The maximum and minimum values were 88.6°F and 90.6°F respectively.
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Grand Cayman
Local time: 20:36
24 dec, tuesday
| 2100 |  |
84°F | W 18 mph |
25 dec, wednesday
| 0000 | |
84°F | W 19 mph |
| 0300 | |
84°F | W 16 mph |
| 0600 | |
82°F | W 19 mph |
| 0900 | |
82°F | W 19 mph |
| 1200 |  |
84°F | W 16 mph |
| 1500 | |
82°F | SW 6 mph |
| 1800 |  |
82°F | SW 17 mph |