Measurements:
°C
°F
CURRENT WEATHER
22:02
Grand Cayman
86°F
NW 18 mph
Feels like: 96°F
Precip: 10%
World Resorts Cayman Islands Grand Cayman Weather

7 Day Weather Forecast

06.16
tue
DAY
88°F
NW 16 mph
precip
10%
NIGHT
86°F
NW 17 mph
precip
17%
06.17
wed
DAY
86°F
NW 18 mph
precip
13%
NIGHT
86°F
NW 17 mph
precip
12%
06.18
thu
DAY
88°F
NW 16 mph
precip
9%
NIGHT
86°F
NW 15 mph
precip
9%
06.19
fri
DAY
86°F
NW 15 mph
precip
13%
NIGHT
86°F
W 11 mph
precip
7%
06.20
sat
DAY
88°F
NW 15 mph
precip
10%
NIGHT
86°F
W 16 mph
precip
9%
06.21
sun
DAY
86°F
NW 12 mph
precip
9%
NIGHT
86°F
W 16 mph
precip
8%
06.22
mon
DAY
88°F
W 14 mph
precip
11%
NIGHT
86°F
W 13 mph
precip
9%

Grand Cayman Sea Water Temperature in June, °F

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Grand Cayman was 29.2°F. The maximum and minimum values were 28.9°F and 29.6°F respectively.

Grand Cayman on the Weather Map

Best Time to Visit Grand Cayman
The most sunny months:
July 11 days
March 10 days
September 10 days
The most warm months:
August 91.3 °F
July 91.1 °F
September 91.0 °F
Warmest sea temperature:
September 90.1 °F
August 89.9 °F
October 89.5 °F
The most cold months:
January 83.4 °F
February 83.6 °F
March 84.3 °F
The most rainy months:
October 8 days
May 5 days
November 5 days
The most windy months:
December 16 mph
November 16 mph
January 16 mph
more details