World Resorts Cayman Islands Grand Cayman Weather

Grand Cayman Sea Temperature in June

Average sea water temperature in June:
+83.9°F
Minimum sea water temperature in June: 86.7°F
Maximum sea water temperature in June: 81.3°F

Daily sea water temperature in June, °F

Show year:
2026
2025
2024

The average sea water temperature in June of 2026 was 84.8°F. The highest and lowest sea temperatures during the month were 85.6°F and 84.0°F.

Monthly sea water temperature in Grand Cayman, °F

Which Cayman Islands resorts have warmest sea in June?

Place name June 2026 June 2025
Cayman Brac 85.2°F 85.1°F
Little Cayman 85.1°F 85.0°F
George Town 84.8°F 84.8°F
Grand Cayman 84.8°F 84.8°F

Best time for vacation in Grand Cayman

Sunniest months:
July 10 days
March 10 days
September 10 days
Warmest months:
August 87.0 °F
September 86.9 °F
July 86.8 °F
Warmest sea temp:
September 86.2 °F
August 86.0 °F
October 85.5 °F
Coldest months:
January 80.1 °F
February 80.3 °F
March 80.9 °F
Rainiest months:
October 8 days
May 5 days
November 5 days
Windiest months:
December 16.8 mph
November 16.1 mph
January 15.7 mph

Grand Cayman on a weather map

Current weather
01:02
Grand Cayman
+82°F
NW 23 mph
Feels like: +90°F
Precip.: 26%
Places in Cayman Islands:
Name
°F
Grand Cayman
+82°F
George Town
+82°F
Cayman Brac
+81°F
Little Cayman
+81°F
24 Hours Forecast
Grand Cayman
Local time: 01:02
September 23, wednesday
0300
82°F
NW
26 mph
0600
82°F
NW
22 mph
0900
84°F
NW
17 mph
1200
84°F
N
16 mph
1500
84°F
NW
11 mph
1800
82°F
NW
6 mph
2100
82°F
SW
11 mph
September 24, thursday
0000
82°F
W
12 mph
Units of measurement: °C / °F