World Resorts Cayman Islands Cayman Brac Weather

Cayman Brac Sea Temperature in December

Average sea water temperature in December:
+82.2°F
Minimum sea water temperature in December: 84.2°F
Maximum sea water temperature in December: 80.8°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 83.6°F. The highest and lowest sea temperatures during the month were 83.8°F and 83.3°F.

Monthly sea water temperature in Cayman Brac, °F

Which Cayman Islands resorts have warmest sea in December?

Place name December 2025 December 2024
Little Cayman 83.7°F 82.4°F
Cayman Brac 83.6°F 82.2°F
George Town 83.6°F 82.7°F
Grand Cayman 83.5°F 82.7°F

Best time for vacation in Cayman Brac

Sunniest months:
March 12 days
July 12 days
February 11 days
Warmest months:
August 87.0 °F
July 86.8 °F
September 86.7 °F
Warmest sea temp:
September 86.4 °F
August 86.2 °F
October 85.7 °F
Coldest months:
January 79.8 °F
February 80.1 °F
March 80.6 °F
Rainiest months:
October 7 days
May 6 days
August 5 days
Windiest months:
December 16.7 mph
November 16.1 mph
January 15.5 mph

Cayman Brac on a weather map

Current weather
14:12
Cayman Brac
+82°F
W 17 mph
Feels like: +91°F
Precip.: 0%
Places in Cayman Islands:
Name
°F
Grand Cayman
+81°F
George Town
+81°F
Cayman Brac
+82°F
Little Cayman
+82°F
24 Hours Forecast
Cayman Brac
Local time: 14:12
December 17, wednesday
1500
82°F
W
17 mph
1800
81°F
W
15 mph
2100
82°F
W
14 mph
December 18, thursday
0000
81°F
W
12 mph
0300
81°F
W
12 mph
0600
81°F
W
14 mph
0900
81°F
W
14 mph
1200
82°F
W
14 mph
Units of measurement: °C / °F