World Resorts Cayman Islands Grand Cayman Weather

Grand Cayman 7 Days Forecast

05.12
fri
Day
82°F
W 16 mph
Precip.
0%
Night
82°F
W 10 mph
Precip.
0%
06.12
sat
Day
86°F
NW 14 mph
Precip.
0%
Night
81°F
W 9 mph
Precip.
0%
07.12
sun
Day
81°F
W 12 mph
Precip.
0%
Night
81°F
NW 11 mph
Precip.
100%
08.12
mon
Day
81°F
W 9 mph
Precip.
0%
Night
81°F
W 12 mph
Precip.
0%
09.12
tue
Day
81°F
W 9 mph
Precip.
23%
Night
81°F
W 11 mph
Precip.
53%
10.12
wed
Day
81°F
NW 12 mph
Precip.
100%
Night
81°F
NW 12 mph
Precip.
0%
11.12
thu
Day
81°F
W 12 mph
Precip.
0%
Night
81°F
W 14 mph
Precip.
55%

Sea water temperature in December, °F

Show year:
2024
2023
2022

The average sea water temperature in December of 2024 was 82.7°F. The highest and lowest sea temperatures during the month were 83.5°F and 81.9°F.

Air temperature in Grand Cayman, °F

Precipitation total in Grand Cayman, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Grand Cayman

Sunniest months:
March 11 days
July 11 days
May 10 days
Warmest months:
August 87.1 °F
July 87.0 °F
September 86.9 °F
Warmest sea temp:
September 86.1 °F
August 85.9 °F
October 85.5 °F
Coldest months:
January 80.1 °F
February 80.5 °F
March 80.9 °F
Rainiest months:
October 8 days
May 5 days
November 5 days
Windiest months:
December 16.9 mph
November 16.1 mph
January 15.7 mph

Grand Cayman on a weather map

Current weather
02:38
Grand Cayman
+82°F
SW 16 mph
Feels like: +90°F
Precip.: 0%
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: 02:38
December 05, friday
0300
82°F
SW
16 mph
0600
81°F
W
18 mph
0900
82°F
W
19 mph
1200
82°F
W
16 mph
1500
84°F
W
15 mph
1800
82°F
W
14 mph
2100
82°F
W
12 mph
December 06, saturday
0000
82°F
W
10 mph
Units of measurement: °C / °F