Sea weather in Georgetown (Grand Cayman) in the Cayman Islands All the beach weather in Georgetown (Grand Cayman)

All the essential weather information for enjoying the beach in Georgetown (Grand Cayman) in the Cayman Islands, for swimming, tanning or water sports! Our sea weather data is reliable, easy to read and updated every day.

Weather: When should you go to the beach in Georgetown (Grand Cayman) over the next 7 days?

Discover the best moment to go to the beach in Georgetown (Grand Cayman) in the Cayman Islands this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Georgetown (Grand Cayman). You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Saturday 13 December 202581°F to 83°Fdiscouraged
Sunday 14 December 202579°F to 81°Frecommended
Monday 15 December 202579°F to 81°Fdiscouraged
Tuesday 16 December 202579°F to 81°Fdiscouraged
Wednesday 17 December 202579°F to 81°Fdiscouraged
Thursday 18 December 202581°F to 81°Fdiscouraged
Friday 19 December 202581°F to 81°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Georgetown (Grand Cayman)

Sea weather on Saturday 13 December 2025

On Saturday 13 December 2025, the sun will rise at 06:50 and will set at 17:49 on the beach(es) of Georgetown (Grand Cayman). The outside temperature will be a high of 83°F t and a low of 81°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 19.3mph km/h (with gusts up to 26.7mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature28°C (82°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)
Perceived temperature31°C (87°F)31°C (87°F)30°C (87°F)31°C (87°F)30°C (86°F)30°C (87°F)30°C (87°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity76%78%78%77%77%77%77%77%
Barometric pressure1015 hPa1014 hPa1015 hPa1016 hPa1016 hPa1013 hPa1014 hPa1015 hPa
Cloud cover55%59%65%68%65%62%88%79%
Heat index31°C (87°F)31°C (87°F)30°C (87°F)31°C (87°F)30°C (86°F)30°C (87°F)30°C (87°F)30°C (86°F)
Dew point23°C (73°F)23°C (74°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)
Wind
Speed28km/h (18mph)29km/h (18mph)30km/h (19mph)31km/h (19mph)28km/h (17mph)26km/h (16mph)22km/h (14mph)22km/h (13mph)
Gusts39km/h (24mph)39km/h (24mph)41km/h (25mph)43km/h (26mph)42km/h (26mph)37km/h (23mph)31km/h (19mph)30km/h (19mph)
Direction 70°
ENE
69°
ENE
75°
ENE
76°
ENE
89°
E
89°
E
81°
E
75°
ENE
Wind chill28°C (82°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)
Waves
Height1.2m (4.0ft)1.1m (3.6ft)1.0m (3.4ft)1.1m (3.7ft)1.2m (3.8ft)1.1m (3.6ft)1.0m (3.2ft)0.9m (3.0ft)
Direction 69°
ENE
64°
ENE
64°
ENE
62°
ENE
62°
ENE
68°
ENE
67°
ENE
72°
ENE
Period7.9 sec.8.0 sec.7.9 sec.8.0 sec.8.0 sec.7.8 sec.7.9 sec.7.9 sec.
Significant height0.9m (3ft)0.7m (2.3ft)0.8m (2.6ft)0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 06:51 and will set at 17:50 on the beach(es) of Georgetown (Grand Cayman). The outside temperature will be a high of 81°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 12.4mph km/h (with gusts up to 16.8mph). Wave height will be up to 3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)
Perceived temperature30°C (86°F)29°C (84°F)29°C (85°F)30°C (86°F)29°C (84°F)29°C (84°F)29°C (85°F)30°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%77%74%72%74%72%75%73%
Barometric pressure1015 hPa1014 hPa1015 hPa1017 hPa1016 hPa1014 hPa1015 hPa1016 hPa
Cloud cover88%20%88%18%30%34%71%27%
Heat index30°C (86°F)29°C (84°F)29°C (85°F)30°C (86°F)29°C (84°F)29°C (84°F)29°C (85°F)30°C (85°F)
Dew point23°C (73°F)22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)21°C (71°F)22°C (71°F)22°C (71°F)
Wind
Speed20km/h (12mph)13km/h (8mph)14km/h (9mph)16km/h (10mph)17km/h (11mph)15km/h (10mph)17km/h (11mph)17km/h (10mph)
Gusts27km/h (17mph)19km/h (12mph)21km/h (13mph)22km/h (14mph)26km/h (16mph)23km/h (14mph)25km/h (15mph)23km/h (14mph)
Direction 99°
E
82°
E
77°
ENE
79°
ENE
76°
ENE
52°
NE
26°
NNE
40°
NE
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)
Waves
Height0.9m (2.8ft)0.8m (2.6ft)0.7m (2.4ft)0.7m (2.3ft)0.7m (2.2ft)0.7m (2.2ft)0.7m (2.2ft)0.7m (2.2ft)
Direction 78°
ENE
126°
SE
125°
SE
123°
ESE
125°
SE
131°
SE
132°
SE
130°
SE
Period7.5 sec.6.4 sec.7.9 sec.8.0 sec.8.1 sec.8.0 sec.7.9 sec.8.1 sec.
Significant height0.4m (1.3ft)0.3m (1ft)0.3m (1ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 06:51 and will set at 17:50 on the beach(es) of Georgetown (Grand Cayman). The outside temperature will be a high of 81°F t and a low of 79°F. Precipitation is in the forecast (0.1in throughout the day): choose the right time to go to the beach and dodge the raindrops. The sea will be generally calm, with a wind speed of up to 19.3mph km/h (with gusts up to 28.6mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (81°F)27°C (80°F)26°C (79°F)26°C (78°F)26°C (79°F)26°C (79°F)27°C (80°F)
Perceived temperature29°C (85°F)29°C (85°F)29°C (84°F)29°C (84°F)28°C (82°F)28°C (83°F)28°C (83°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity71%69%74%78%78%76%77%70%
Barometric pressure1016 hPa1015 hPa1015 hPa1017 hPa1017 hPa1015 hPa1016 hPa1016 hPa
Cloud cover15%24%66%78%80%72%80%77%
Heat index29°C (85°F)29°C (85°F)29°C (84°F)29°C (84°F)28°C (82°F)28°C (83°F)28°C (83°F)29°C (84°F)
Dew point21°C (70°F)21°C (70°F)22°C (71°F)22°C (72°F)22°C (71°F)21°C (71°F)22°C (71°F)21°C (70°F)
Wind
Speed22km/h (14mph)27km/h (17mph)26km/h (16mph)31km/h (19mph)29km/h (18mph)27km/h (17mph)29km/h (18mph)30km/h (19mph)
Gusts34km/h (21mph)36km/h (23mph)34km/h (21mph)40km/h (25mph)45km/h (28mph)37km/h (23mph)46km/h (28mph)41km/h (26mph)
Direction 29°
NNE
29°
NNE
40°
NE
58°
ENE
60°
ENE
57°
ENE
53°
NE
54°
NE
Wind chill27°C (81°F)27°C (81°F)27°C (80°F)26°C (79°F)26°C (78°F)26°C (79°F)26°C (79°F)27°C (80°F)
Waves
Height0.7m (2.2ft)0.8m (2.5ft)0.8m (2.7ft)0.9m (3.0ft)1.1m (3.6ft)1.2m (4.0ft)1.2m (3.9ft)1.1m (3.8ft)
Direction 132°
SE
131°
SE
35°
NE
35°
NE
33°
NNE
33°
NNE
39°
NE
42°
NE
Period7.9 sec.8.0 sec.7.9 sec.7.9 sec.7.9 sec.7.9 sec.8.0 sec.8.1 sec.
Significant height0.6m (2ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.9m (3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 06:52 and will set at 17:51 on the beach(es) of Georgetown (Grand Cayman). The outside temperature will be a high of 81°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 20.5mph km/h (with gusts up to 28.6mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)26°C (79°F)26°C (79°F)26°C (80°F)26°C (78°F)26°C (79°F)27°C (80°F)27°C (80°F)
Perceived temperature29°C (84°F)29°C (83°F)28°C (83°F)29°C (83°F)28°C (82°F)28°C (83°F)29°C (84°F)29°C (84°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity69%74%75%73%75%74%73%73%
Barometric pressure1016 hPa1014 hPa1015 hPa1017 hPa1016 hPa1014 hPa1015 hPa1016 hPa
Cloud cover88%58%72%84%74%68%72%77%
Heat index29°C (84°F)29°C (83°F)28°C (83°F)29°C (83°F)28°C (82°F)28°C (83°F)29°C (84°F)29°C (84°F)
Dew point21°C (69°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (71°F)
Wind
Speed28km/h (17mph)28km/h (17mph)30km/h (18mph)32km/h (20mph)31km/h (19mph)31km/h (19mph)32km/h (20mph)33km/h (21mph)
Gusts38km/h (24mph)37km/h (23mph)39km/h (24mph)43km/h (27mph)44km/h (27mph)43km/h (27mph)44km/h (27mph)46km/h (28mph)
Direction 56°
NE
48°
NE
51°
NE
58°
ENE
55°
NE
59°
ENE
63°
ENE
64°
ENE
Wind chill27°C (81°F)26°C (79°F)26°C (79°F)26°C (80°F)26°C (78°F)26°C (79°F)27°C (80°F)27°C (80°F)
Waves
Height1.1m (3.5ft)1.1m (3.5ft)1.0m (3.4ft)1.1m (3.6ft)1.2m (4.0ft)1.3m (4.2ft)1.3m (4.2ft)1.4m (4.5ft)
Direction 46°
NE
46°
NE
49°
NE
50°
NE
49°
NE
51°
NE
54°
NE
57°
ENE
Period7.9 sec.8.0 sec.8.0 sec.8.0 sec.8.1 sec.8.4 sec.8.3 sec.9.1 sec.
Significant height0.8m (2.6ft)0.9m (3ft)0.8m (2.6ft)0.9m (3ft)1.0m (3.3ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)
Sea water temperature
Water temperature28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)

Sea weather on Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 06:52 and will set at 17:51 on the beach(es) of Georgetown (Grand Cayman). The outside temperature will be a high of 81°F t and a low of 79°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 21.8mph km/h (with gusts up to 28.6mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)26°C (80°F)27°C (80°F)27°C (80°F)26°C (79°F)27°C (80°F)27°C (80°F)27°C (80°F)
Perceived temperature29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (83°F)29°C (84°F)29°C (85°F)29°C (85°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity75%76%75%76%75%75%76%75%
Barometric pressure1016 hPa1014 hPa1014 hPa1016 hPa1015 hPa1013 hPa1014 hPa1015 hPa
Cloud cover63%69%65%53%81%73%70%70%
Heat index29°C (84°F)29°C (84°F)29°C (84°F)29°C (84°F)29°C (83°F)29°C (84°F)29°C (85°F)29°C (85°F)
Dew point22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)22°C (72°F)
Wind
Speed35km/h (21mph)33km/h (20mph)33km/h (21mph)35km/h (21mph)34km/h (21mph)31km/h (19mph)30km/h (19mph)31km/h (19mph)
Gusts46km/h (29mph)43km/h (27mph)44km/h (28mph)46km/h (29mph)36km/h (23mph)44km/h (27mph)41km/h (25mph)43km/h (27mph)
Direction 65°
ENE
71°
ENE
74°
ENE
73°
ENE
74°
ENE
76°
ENE
73°
ENE
74°
ENE
Wind chill27°C (80°F)26°C (80°F)27°C (80°F)27°C (80°F)26°C (79°F)27°C (80°F)27°C (80°F)27°C (80°F)
Waves
Height1.3m (4.3ft)1.4m (4.6ft)1.4m (4.7ft)1.5m (5.0ft)1.5m (5.0ft)1.4m (4.5ft)1.3m (4.1ft)1.4m (4.5ft)
Direction 54°
NE
58°
ENE
51°
NE
43°
NE
51°
NE
56°
NE
62°
ENE
71°
ENE
Period8.3 sec.8.3 sec.8.1 sec.7.9 sec.7.8 sec.7.8 sec.7.7 sec.7.7 sec.
Significant height1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)

Sea weather on Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 06:53 and will set at 17:51 on the beach(es) of Georgetown (Grand Cayman). The outside temperature will be a high of 81°F t and a low of 81°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 16.8mph km/h (with gusts up to 22.4mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (81°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (80°F)
Perceived temperature30°C (85°F)29°C (85°F)30°C (85°F)30°C (86°F)30°C (85°F)30°C (85°F)30°C (86°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity70%73%73%75%76%76%76%77%
Barometric pressure1015 hPa1014 hPa1014 hPa1016 hPa1016 hPa1014 hPa1015 hPa1016 hPa
Cloud cover57%58%62%70%64%61%31%41%
Heat index30°C (85°F)29°C (85°F)30°C (85°F)30°C (86°F)30°C (85°F)30°C (85°F)30°C (86°F)30°C (86°F)
Dew point21°C (70°F)22°C (71°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)
Wind
Speed27km/h (17mph)25km/h (16mph)25km/h (16mph)24km/h (15mph)23km/h (14mph)22km/h (13mph)22km/h (13mph)23km/h (15mph)
Gusts36km/h (23mph)34km/h (21mph)34km/h (21mph)33km/h (20mph)33km/h (20mph)31km/h (19mph)30km/h (19mph)32km/h (20mph)
Direction 76°
ENE
80°
E
78°
ENE
81°
E
83°
E
77°
ENE
65°
ENE
64°
ENE
Wind chill27°C (81°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (80°F)
Waves
Height1.3m (4.2ft)1.2m (3.8ft)1.1m (3.6ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)
Direction 73°
ENE
72°
ENE
78°
ENE
76°
ENE
91°
E
87°
E
104°
ESE
124°
ESE
Period7.1 sec.7.0 sec.6.9 sec.8.6 sec.7.6 sec.6.5 sec.6.3 sec.7.4 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)0.4m (1.3ft)0.4m (1.3ft)
Sea water temperature
Water temperature26°C (79°F)26°C (79°F)26°C (79°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 06:54 and will set at 17:52 on the beach(es) of Georgetown (Grand Cayman). The outside temperature will be a high of 81°F t and a low of 81°F. There will be little to no precipitation today, so unless you go swimming, you can enjoy the beach and stay dry! The sea will be generally calm, with a wind speed of up to 13.7mph km/h (with gusts up to 19.3mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)
Perceived temperature30°C (86°F)30°C (85°F)30°C (86°F)30°C (86°F)29°C (85°F)29°C (85°F)30°C (85°F)30°C (86°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%77%77%75%74%76%76%74%
Barometric pressure1015 hPa1015 hPa1015 hPa1017 hPa1016 hPa1015 hPa1015 hPa1016 hPa
Cloud cover53%57%49%34%29%43%37%12%
Heat index30°C (86°F)30°C (85°F)30°C (86°F)30°C (86°F)29°C (85°F)29°C (85°F)30°C (85°F)30°C (86°F)
Dew point23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)
Wind
Speed22km/h (14mph)21km/h (13mph)22km/h (14mph)22km/h (14mph)19km/h (12mph)19km/h (12mph)21km/h (13mph)22km/h (14mph)
Gusts30km/h (19mph)28km/h (18mph)30km/h (19mph)30km/h (19mph)27km/h (17mph)27km/h (17mph)28km/h (18mph)31km/h (19mph)
Direction 66°
ENE
63°
ENE
63°
ENE
72°
ENE
75°
ENE
65°
ENE
57°
ENE
62°
ENE
Wind chill27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)
Waves
Height1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.2m (3.9ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)
Direction 129°
SE
130°
SE
129°
SE
128°
SE
126°
SE
125°
SE
125°
SE
126°
SE
Period8.0 sec.8.1 sec.8.1 sec.8.2 sec.8.2 sec.8.2 sec.8.2 sec.8.3 sec.
Significant height0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)
Sea water temperature
Water temperature28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)28°C (83°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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