Average sea water temperature in August:
+85.9°F
| Minimum sea water temperature in August: | 88.0°F |
| Maximum sea water temperature in August: | 83.7°F |
Daily sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 86.7°F. The highest and lowest sea temperatures during the month were 87.3°F and 86.0°F.
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| George Town |
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14 days
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| George Town |
Monthly sea water temperature in George Town, °F
Which Cayman Islands resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Cayman Brac | 87.3°F | 87.2°F |
| Little Cayman | 87.1°F | 87.2°F |
| Grand Cayman | 86.7°F | 86.9°F |
| George Town | 86.7°F | 86.9°F |
Best time for vacation in George Town
George Town on a weather map
Places in Cayman Islands:
Name
°F
24 Hours Forecast
George Town
Local time: 08:56
September 17, thursday
0900

86°F
W
9 mph
9 mph
1200

86°F
W
9 mph
9 mph
1500

86°F
W
7 mph
7 mph
1800

86°F
SW
7 mph
7 mph
2100

86°F
W
9 mph
9 mph
September 18, friday
0000

84°F
SW
7 mph
7 mph
0300

84°F
SW
7 mph
7 mph
0600

84°F
SW
7 mph
7 mph


























