Sea weather in Captain Cook in Hawaii All the beach weather in Captain Cook

All the essential weather information for enjoying the beach in Captain Cook in Hawaii, 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 Captain Cook over the next 7 days?

Discover the best moment to go to the beach in Captain Cook in Hawaii this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Captain Cook. You can see full forecasts by clicking on the day you want to see in the table below.

Date Outside temp. Our opinion
Monday 12 January 202672°F to 74°Frecommended
Tuesday 13 January 202672°F to 74°Frecommended
Wednesday 14 January 202668°F to 76°Fdiscouraged
Thursday 15 January 202672°F to 76°Frecommended
Friday 16 January 202672°F to 74°Frecommended
Saturday 17 January 202672°F to 72°Frecommended
Sunday 18 January 202670°F to 72°Frecommended

Sea Weather: Your daily and hourly sea weather in Captain Cook

Sea weather on Monday 12 January 2026

On Monday 12 January 2026, the sun will rise at 07:00 and will set at 18:04 on the beach(es) of Captain Cook. The outside temperature will be a high of 74°F t and a low of 72°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 6.2mph km/h (with gusts up to 9.3mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%80%76%74%74%75%79%79%
Barometric pressure1015 hPa1015 hPa1015 hPa1015 hPa1014 hPa1012 hPa1014 hPa1016 hPa
Cloud cover70%80%12%13%22%70%53%54%
Heat index25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (76°F)24°C (76°F)25°C (76°F)
Dew point19°C (66°F)19°C (66°F)18°C (64°F)18°C (64°F)18°C (64°F)17°C (63°F)18°C (64°F)19°C (65°F)
Wind
Speed6km/h (4mph)10km/h (6mph)2km/h (1mph)5km/h (3mph)9km/h (5mph)3km/h (2mph)4km/h (2mph)6km/h (4mph)
Gusts9km/h (6mph)15km/h (9mph)3km/h (2mph)7km/h (4mph)12km/h (8mph)5km/h (3mph)6km/h (4mph)9km/h (6mph)
Direction 339°
NNW
336°
NNW
251°
WSW
228°
SW
204°
SSW
288°
WNW
342°
NNW
13°
NNE
Wind chill23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)
Waves
Height0.7m (2.2ft)0.7m (2.2ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.1ft)0.6m (2.1ft)0.7m (2.3ft)0.8m (2.7ft)
Direction 304°
NW
299°
WNW
299°
WNW
299°
WNW
300°
WNW
302°
WNW
310°
NW
309°
NW
Period12.3 sec.12.1 sec.11.8 sec.12.0 sec.11.1 sec.11.9 sec.11.7 sec.17.6 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.4m (1.3ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Tuesday 13 January 2026

On Tuesday 13 January 2026, the sun will rise at 07:01 and will set at 18:05 on the beach(es) of Captain Cook. The outside temperature will be a high of 74°F t and a low of 72°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 6.2mph km/h (with gusts up to 9.3mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%78%78%76%74%78%81%80%
Barometric pressure1015 hPa1014 hPa1015 hPa1016 hPa1015 hPa1012 hPa1013 hPa1015 hPa
Cloud cover81%9%83%20%70%55%61%79%
Heat index25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)
Dew point19°C (65°F)19°C (66°F)18°C (65°F)18°C (65°F)18°C (64°F)19°C (65°F)19°C (66°F)19°C (66°F)
Wind
Speed0km/h (0mph)7km/h (4mph)5km/h (3mph)5km/h (3mph)8km/h (5mph)10km/h (6mph)7km/h (4mph)4km/h (3mph)
Gusts1km/h (0mph)10km/h (6mph)7km/h (5mph)7km/h (4mph)12km/h (7mph)15km/h (9mph)11km/h (7mph)6km/h (4mph)
Direction 141°
SE
175°
S
170°
S
214°
SSW
268°
W
312°
NW
342°
NNW
347°
NNW
Wind chill23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)
Waves
Height1.0m (3.2ft)1.3m (4.2ft)1.4m (4.8ft)1.5m (4.8ft)1.4m (4.7ft)1.4m (4.5ft)1.3m (4.3ft)1.3m (4.1ft)
Direction 309°
NW
307°
NW
307°
NW
305°
NW
304°
NW
304°
NW
304°
NW
304°
WNW
Period17.0 sec.16.3 sec.15.8 sec.15.3 sec.15.2 sec.14.6 sec.14.3 sec.14.2 sec.
Significant height1.3m (4.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)0.1m (0.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Wednesday 14 January 2026

On Wednesday 14 January 2026, the sun will rise at 07:01 and will set at 18:05 on the beach(es) of Captain Cook. The outside temperature will be a high of 76°F t and a low of 68°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 18.6mph km/h (with gusts up to 20.5mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)22°C (72°F)21°C (69°F)20°C (68°F)24°C (74°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)21°C (69°F)20°C (68°F)25°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%77%78%74%68%71%70%68%
Barometric pressure1014 hPa1012 hPa1012 hPa1014 hPa1012 hPa1011 hPa1012 hPa1013 hPa
Cloud cover71%15%15%7%0%0%0%4%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)21°C (69°F)20°C (68°F)25°C (78°F)
Dew point18°C (65°F)18°C (65°F)19°C (65°F)18°C (65°F)16°C (61°F)15°C (60°F)14°C (58°F)17°C (63°F)
Wind
Speed3km/h (2mph)6km/h (4mph)7km/h (4mph)3km/h (2mph)28km/h (17mph)30km/h (19mph)21km/h (13mph)11km/h (7mph)
Gusts4km/h (2mph)9km/h (6mph)10km/h (6mph)4km/h (3mph)29km/h (18mph)33km/h (20mph)27km/h (16mph)17km/h (10mph)
Direction 344°
NNW
186°
S
336°
NNW
177°
S
186°
S
187°
S
176°
S
175°
S
Wind chill23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)22°C (72°F)21°C (69°F)20°C (68°F)24°C (74°F)
Waves
Height1.2m (3.9ft)1.1m (3.8ft)1.1m (3.7ft)1.1m (3.7ft)1.1m (3.8ft)1.3m (4.3ft)1.1m (3.5ft)0.9m (3.1ft)
Direction 304°
WNW
303°
WNW
303°
WNW
302°
WNW
302°
WNW
301°
WNW
301°
WNW
300°
WNW
Period13.8 sec.13.5 sec.13.4 sec.13.3 sec.13.1 sec.12.9 sec.12.7 sec.12.6 sec.
Significant height0.2m (0.7ft)0.2m (0.7ft)0.3m (1ft)1.1m (3.6ft)0.9m (3ft)1.3m (4.3ft)1.0m (3.3ft)0.9m (3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Thursday 15 January 2026

On Thursday 15 January 2026, the sun will rise at 07:01 and will set at 18:06 on the beach(es) of Captain Cook. The outside temperature will be a high of 76°F t and a low of 72°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 8.1mph km/h (with gusts up to 11.8mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)23°C (73°F)23°C (74°F)24°C (74°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (78°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity69%72%65%64%76%69%69%67%
Barometric pressure1012 hPa1011 hPa1011 hPa1012 hPa1012 hPa1010 hPa1011 hPa1012 hPa
Cloud cover7%4%9%77%51%97%84%47%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)25°C (78°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)
Dew point17°C (63°F)17°C (63°F)16°C (61°F)16°C (62°F)18°C (64°F)16°C (61°F)16°C (62°F)17°C (62°F)
Wind
Speed13km/h (8mph)10km/h (6mph)10km/h (6mph)4km/h (2mph)9km/h (5mph)10km/h (6mph)9km/h (5mph)2km/h (1mph)
Gusts19km/h (12mph)15km/h (10mph)15km/h (9mph)5km/h (3mph)13km/h (8mph)15km/h (10mph)13km/h (8mph)3km/h (2mph)
Direction 165°
SSE
164°
SSE
135°
SE
209°
SSW
333°
NNW

N
343°
NNW
259°
W
Wind chill23°C (74°F)23°C (73°F)23°C (74°F)24°C (74°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)
Waves
Height0.8m (2.8ft)0.8m (2.5ft)0.7m (2.3ft)0.7m (2.2ft)0.7m (2.2ft)0.8m (2.5ft)0.9m (3.0ft)1.1m (3.5ft)
Direction 299°
WNW
299°
WNW
298°
WNW
295°
WNW
293°
WNW
293°
WNW
297°
WNW
300°
WNW
Period12.5 sec.12.3 sec.12.0 sec.11.8 sec.11.8 sec.6.5 sec.6.3 sec.7.3 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.7m (2.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Friday 16 January 2026

On Friday 16 January 2026, the sun will rise at 07:01 and will set at 18:07 on the beach(es) of Captain Cook. The outside temperature will be a high of 74°F t and a low of 72°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 6.8mph km/h (with gusts up to 9.3mph). Wave height will be up to 4.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (77°F)25°C (76°F)22°C (71°F)25°C (76°F)25°C (76°F)25°C (76°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%78%79%76%75%72%75%77%
Barometric pressure1012 hPa1012 hPa1012 hPa1014 hPa1013 hPa1012 hPa1013 hPa1015 hPa
Cloud cover83%79%80%82%87%72%80%75%
Heat index25°C (77°F)25°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Dew point18°C (64°F)18°C (65°F)18°C (64°F)18°C (64°F)17°C (63°F)17°C (63°F)17°C (63°F)18°C (64°F)
Wind
Speed11km/h (7mph)5km/h (3mph)3km/h (2mph)6km/h (4mph)8km/h (5mph)8km/h (5mph)8km/h (5mph)5km/h (3mph)
Gusts15km/h (10mph)8km/h (5mph)4km/h (3mph)8km/h (5mph)12km/h (8mph)11km/h (7mph)12km/h (7mph)7km/h (5mph)
Direction 185°
S
207°
SSW
245°
WSW
211°
SSW
239°
WSW
220°
SW
213°
SSW
184°
S
Wind chill23°C (73°F)22°C (72°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (72°F)
Waves
Height1.3m (4.3ft)1.4m (4.6ft)1.4m (4.7ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.6ft)1.4m (4.5ft)1.3m (4.3ft)
Direction 300°
WNW
310°
NW
309°
NW
305°
NW
305°
NW
309°
NW
309°
NW
308°
NW
Period11.2 sec.14.3 sec.14.8 sec.15.4 sec.15.4 sec.14.8 sec.14.8 sec.14.6 sec.
Significant height1.1m (3.6ft)0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Saturday 17 January 2026

On Saturday 17 January 2026, the sun will rise at 07:01 and will set at 18:07 on the beach(es) of Captain Cook. The outside temperature will be a high of 72°F t and a low of 72°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 6.2mph km/h (with gusts up to 8.7mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°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)22°C (72°F)
Perceived temperature22°C (71°F)22°C (71°F)22°C (71°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity78%76%74%71%71%72%72%74%
Barometric pressure1014 hPa1013 hPa1013 hPa1014 hPa1013 hPa1012 hPa1013 hPa1014 hPa
Cloud cover72%28%19%13%15%21%12%8%
Heat index24°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Dew point18°C (64°F)17°C (63°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (63°F)
Wind
Speed6km/h (4mph)4km/h (2mph)4km/h (3mph)5km/h (3mph)9km/h (6mph)10km/h (6mph)5km/h (3mph)7km/h (4mph)
Gusts8km/h (5mph)6km/h (4mph)6km/h (4mph)7km/h (4mph)14km/h (9mph)14km/h (9mph)8km/h (5mph)10km/h (6mph)
Direction 181°
S
224°
SW
273°
W
205°
SSW
247°
WSW
263°
W
218°
SW
226°
SW
Wind chill22°C (71°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)22°C (72°F)
Waves
Height1.2m (4.0ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3.0ft)0.9m (3.0ft)0.9m (3.0ft)
Direction 307°
NW
306°
NW
304°
WNW
298°
WNW
297°
WNW
298°
WNW
301°
WNW
300°
WNW
Period14.3 sec.13.9 sec.14.0 sec.14.2 sec.14.1 sec.13.8 sec.13.3 sec.13.2 sec.
Significant height0.3m (1ft)0.3m (1ft)0.5m (1.6ft)1.0m (3.3ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Sunday 18 January 2026

On Sunday 18 January 2026, the sun will rise at 07:01 and will set at 18:08 on the beach(es) of Captain Cook. The outside temperature will be a high of 72°F t and a low of 70°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 5.6mph km/h (with gusts up to 9.3mph). Wave height will be up to 2.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)21°C (70°F)22°C (71°F)22°C (72°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)22°C (71°F)21°C (70°F)22°C (71°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%75%74%71%70%73%74%73%
Barometric pressure1014 hPa1013 hPa1013 hPa1014 hPa1013 hPa1012 hPa1013 hPa1014 hPa
Cloud cover9%11%20%22%2%14%33%34%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)23°C (74°F)22°C (72°F)25°C (76°F)25°C (76°F)25°C (76°F)
Dew point17°C (63°F)17°C (63°F)17°C (62°F)16°C (61°F)15°C (60°F)17°C (62°F)17°C (63°F)17°C (63°F)
Wind
Speed6km/h (4mph)6km/h (4mph)6km/h (4mph)3km/h (2mph)5km/h (3mph)9km/h (6mph)7km/h (4mph)4km/h (2mph)
Gusts9km/h (5mph)9km/h (5mph)8km/h (5mph)5km/h (3mph)8km/h (5mph)15km/h (9mph)10km/h (6mph)6km/h (4mph)
Direction 277°
W
303°
WNW
334°
NNW
315°
NW
246°
WSW
283°
WNW
309°
NW
281°
WNW
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)21°C (70°F)22°C (71°F)22°C (72°F)22°C (72°F)
Waves
Height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)
Direction 299°
WNW
298°
WNW
297°
WNW
296°
WNW
296°
WNW
297°
WNW
298°
WNW
295°
WNW
Period13.2 sec.13.1 sec.13.1 sec.13.0 sec.12.6 sec.12.2 sec.12.0 sec.12.1 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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