Sea weather in Kapaau in Hawaii All the beach weather in Kapaau

All the essential weather information for enjoying the beach in Kapaau 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 Kapaau over the next 7 days?

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

Date Outside temp. Our opinion
Wednesday 28 January 202672°F to 76°Frecommended
Thursday 29 January 202670°F to 74°Frecommended
Friday 30 January 202672°F to 76°Frecommended
Saturday 31 January 202670°F to 74°Fdiscouraged
Sunday 1 February 202670°F to 74°Frecommended
Monday 2 February 202668°F to 72°Fdiscouraged
Tuesday 3 February 202670°F to 72°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Kapaau

Sea weather on Wednesday 28 January 2026

On Wednesday 28 January 2026, the sun will rise at 07:00 and will set at 18:13 on the beach(es) of Kapaau. 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 5mph km/h (with gusts up to 8.1mph). Wave height will be up to 5.9ft 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)23°C (73°F)23°C (74°F)23°C (74°F)22°C (72°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%83%83%76%72%76%81%82%
Barometric pressure1019 hPa1018 hPa1018 hPa1020 hPa1018 hPa1016 hPa1017 hPa1019 hPa
Cloud cover10%4%13%20%5%40%57%50%
Heat index25°C (76°F)24°C (76°F)24°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)
Dew point19°C (67°F)19°C (66°F)19°C (65°F)19°C (65°F)18°C (64°F)19°C (66°F)19°C (66°F)19°C (66°F)
Wind
Speed8km/h (5mph)6km/h (4mph)8km/h (5mph)4km/h (2mph)3km/h (2mph)5km/h (3mph)3km/h (2mph)4km/h (2mph)
Gusts11km/h (7mph)10km/h (6mph)13km/h (8mph)5km/h (3mph)5km/h (3mph)6km/h (4mph)4km/h (2mph)6km/h (3mph)
Direction 80°
E
89°
E
116°
ESE
149°
SSE
302°
WNW
225°
SW
166°
SSE
123°
ESE
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)23°C (73°F)23°C (74°F)23°C (74°F)22°C (72°F)22°C (72°F)
Waves
Height1.8m (5.8ft)1.7m (5.7ft)1.7m (5.6ft)1.7m (5.5ft)1.6m (5.3ft)1.6m (5.3ft)1.6m (5.1ft)1.4m (4.7ft)
Direction 339°
NNW
338°
NNW
338°
NNW
337°
NNW
337°
NNW
337°
NNW
337°
NNW
337°
NNW
Period15.5 sec.15.3 sec.15.2 sec.15.1 sec.15.0 sec.11.2 sec.7.5 sec.7.5 sec.
Significant height0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.4m (1.3ft)0.5m (1.6ft)0.4m (1.3ft)0.3m (1ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Thursday 29 January 2026

On Thursday 29 January 2026, the sun will rise at 07:00 and will set at 18:13 on the beach(es) of Kapaau. The outside temperature will be a high of 74°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 6.8mph km/h (with gusts up to 9.9mph). Wave height will be up to 4.3ft 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)23°C (73°F)23°C (73°F)23°C (73°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)25°C (77°F)25°C (77°F)25°C (77°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%84%84%77%74%76%80%82%
Barometric pressure1017 hPa1017 hPa1017 hPa1018 hPa1017 hPa1016 hPa1018 hPa1019 hPa
Cloud cover39%25%4%3%4%38%26%9%
Heat index25°C (76°F)24°C (76°F)24°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)24°C (76°F)25°C (76°F)
Dew point19°C (67°F)19°C (66°F)19°C (66°F)18°C (65°F)18°C (64°F)18°C (65°F)18°C (65°F)19°C (66°F)
Wind
Speed2km/h (1mph)5km/h (3mph)6km/h (4mph)9km/h (6mph)11km/h (7mph)6km/h (4mph)6km/h (4mph)9km/h (5mph)
Gusts3km/h (2mph)7km/h (4mph)10km/h (6mph)12km/h (7mph)16km/h (10mph)8km/h (5mph)10km/h (6mph)13km/h (8mph)
Direction 71°
ENE
43°
NE
58°
ENE
84°
E
73°
ENE
96°
E
99°
E
90°
E
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)23°C (73°F)23°C (73°F)23°C (73°F)22°C (71°F)22°C (72°F)
Waves
Height1.3m (4.3ft)1.1m (3.7ft)1.0m (3.4ft)1.0m (3.2ft)0.9m (3.1ft)1.0m (3.1ft)1.0m (3.3ft)1.0m (3.4ft)
Direction 336°
NNW
336°
NNW
335°
NNW
334°
NNW
334°
NNW
333°
NNW
317°
NW
303°
WNW
Period7.4 sec.13.1 sec.12.8 sec.12.3 sec.12.1 sec.11.9 sec.11.7 sec.11.3 sec.
Significant height0.3m (1ft)1.0m (3.3ft)0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Friday 30 January 2026

On Friday 30 January 2026, the sun will rise at 07:00 and will set at 18:14 on the beach(es) of Kapaau. 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 10.6mph km/h (with gusts up to 15.5mph). Wave height will be up to 5.2ft 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)23°C (74°F)24°C (75°F)24°C (74°F)22°C (71°F)22°C (72°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)25°C (77°F)25°C (78°F)25°C (77°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%82%80%72%67%67%74%80%
Barometric pressure1018 hPa1017 hPa1018 hPa1019 hPa1018 hPa1016 hPa1017 hPa1019 hPa
Cloud cover12%17%30%38%22%22%11%10%
Heat index25°C (76°F)24°C (76°F)24°C (76°F)25°C (77°F)25°C (78°F)25°C (77°F)25°C (76°F)25°C (76°F)
Dew point19°C (66°F)19°C (65°F)18°C (65°F)18°C (64°F)17°C (63°F)17°C (62°F)17°C (63°F)18°C (65°F)
Wind
Speed8km/h (5mph)7km/h (4mph)8km/h (5mph)9km/h (5mph)10km/h (6mph)10km/h (6mph)14km/h (9mph)17km/h (10mph)
Gusts11km/h (7mph)11km/h (7mph)12km/h (7mph)12km/h (7mph)13km/h (8mph)14km/h (9mph)23km/h (14mph)25km/h (16mph)
Direction 94°
E
79°
E
85°
E
83°
E
54°
NE
56°
NE
51°
NE
72°
ENE
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)23°C (74°F)24°C (75°F)24°C (74°F)22°C (71°F)22°C (72°F)
Waves
Height1.1m (3.6ft)1.2m (3.8ft)1.3m (4.1ft)1.4m (4.4ft)1.4m (4.7ft)1.5m (4.9ft)1.5m (5.1ft)1.6m (5.2ft)
Direction 305°
NW
303°
WNW
307°
NW
311°
NW
311°
NW
317°
NW
321°
NW
319°
NW
Period14.6 sec.14.8 sec.14.8 sec.14.4 sec.14.0 sec.14.4 sec.15.8 sec.16.4 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)0.9m (3ft)0.7m (2.3ft)
Sea water temperature
Water temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)

Sea weather on Saturday 31 January 2026

On Saturday 31 January 2026, the sun will rise at 07:00 and will set at 18:15 on the beach(es) of Kapaau. The outside temperature will be a high of 74°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 13.1mph km/h (with gusts up to 17.4mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)21°C (70°F)21°C (70°F)22°C (72°F)23°C (73°F)22°C (72°F)21°C (70°F)21°C (71°F)
Perceived temperature22°C (71°F)21°C (70°F)21°C (70°F)25°C (76°F)25°C (77°F)25°C (76°F)21°C (70°F)21°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%82%82%79%77%79%83%85%
Barometric pressure1019 hPa1018 hPa1018 hPa1020 hPa1018 hPa1016 hPa1017 hPa1018 hPa
Cloud cover13%26%29%37%30%40%47%42%
Heat index24°C (76°F)24°C (76°F)21°C (70°F)25°C (76°F)25°C (77°F)25°C (76°F)24°C (76°F)24°C (76°F)
Dew point18°C (64°F)18°C (64°F)18°C (64°F)18°C (65°F)18°C (65°F)18°C (65°F)18°C (65°F)19°C (66°F)
Wind
Speed15km/h (9mph)14km/h (9mph)17km/h (10mph)19km/h (12mph)21km/h (13mph)20km/h (12mph)18km/h (11mph)20km/h (12mph)
Gusts23km/h (14mph)22km/h (13mph)25km/h (15mph)25km/h (15mph)26km/h (16mph)26km/h (16mph)27km/h (17mph)28km/h (18mph)
Direction 84°
E
80°
E
70°
ENE
68°
ENE
67°
ENE
72°
ENE
82°
E
79°
E
Wind chill22°C (71°F)21°C (70°F)21°C (70°F)22°C (72°F)23°C (73°F)22°C (72°F)21°C (70°F)21°C (71°F)
Waves
Height1.6m (5.2ft)1.9m (6.2ft)1.9m (6.1ft)1.8m (5.9ft)1.7m (5.6ft)1.6m (5.3ft)1.6m (5.2ft)1.5m (5.0ft)
Direction 319°
NW
326°
NNW
323°
NW
321°
NW
321°
NW
321°
NW
322°
NW
323°
NW
Period15.5 sec.16.8 sec.16.1 sec.15.7 sec.15.2 sec.14.4 sec.13.8 sec.13.3 sec.
Significant height0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.9m (3ft)0.8m (2.6ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Sunday 1 February 2026

On Sunday 1 February 2026, the sun will rise at 06:59 and will set at 18:15 on the beach(es) of Kapaau. The outside temperature will be a high of 74°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 11.2mph km/h (with gusts up to 16.2mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (70°F)21°C (70°F)21°C (70°F)23°C (73°F)23°C (73°F)23°C (74°F)22°C (72°F)22°C (71°F)
Perceived temperature21°C (70°F)21°C (70°F)21°C (70°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%83%80%73%70%73%76%79%
Barometric pressure1017 hPa1016 hPa1016 hPa1017 hPa1016 hPa1013 hPa1015 hPa1016 hPa
Cloud cover33%21%12%15%5%16%38%15%
Heat index24°C (76°F)24°C (76°F)21°C (70°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (76°F)24°C (76°F)
Dew point18°C (65°F)18°C (64°F)17°C (63°F)17°C (63°F)17°C (63°F)18°C (65°F)18°C (64°F)18°C (65°F)
Wind
Speed18km/h (11mph)15km/h (9mph)9km/h (6mph)1km/h (1mph)9km/h (6mph)13km/h (8mph)9km/h (6mph)4km/h (2mph)
Gusts26km/h (16mph)23km/h (14mph)15km/h (9mph)2km/h (1mph)13km/h (8mph)17km/h (11mph)14km/h (9mph)5km/h (3mph)
Direction 89°
E
93°
E
117°
ESE
202°
SSW
289°
WNW
272°
W
244°
WSW
243°
WSW
Wind chill21°C (70°F)21°C (70°F)21°C (70°F)23°C (73°F)23°C (73°F)23°C (74°F)22°C (72°F)22°C (71°F)
Waves
Height1.5m (4.8ft)1.4m (4.6ft)1.3m (4.4ft)1.3m (4.2ft)1.2m (4.0ft)1.2m (3.9ft)1.2m (3.8ft)1.1m (3.7ft)
Direction 321°
NW
326°
NNW
329°
NNW
328°
NNW
326°
NNW
331°
NNW
337°
NNW
338°
NNW
Period12.9 sec.12.7 sec.12.2 sec.12.0 sec.10.9 sec.10.3 sec.10.9 sec.10.9 sec.
Significant height0.7m (2.3ft)0.5m (1.6ft)0.6m (2ft)0.6m (2ft)0.8m (2.6ft)0.9m (3ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Monday 2 February 2026

On Monday 2 February 2026, the sun will rise at 06:59 and will set at 18:16 on the beach(es) of Kapaau. The outside temperature will be a high of 72°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 14.3mph km/h (with gusts up to 19.9mph). Wave height will be up to 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (71°F)21°C (69°F)21°C (70°F)22°C (71°F)22°C (72°F)21°C (70°F)21°C (70°F)22°C (72°F)
Perceived temperature21°C (71°F)21°C (69°F)21°C (70°F)22°C (71°F)25°C (76°F)21°C (70°F)21°C (70°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%82%81%73%63%68%76%82%
Barometric pressure1015 hPa1014 hPa1014 hPa1015 hPa1014 hPa1012 hPa1013 hPa1014 hPa
Cloud cover17%6%0%0%0%0%6%14%
Heat index24°C (76°F)21°C (69°F)22°C (71°F)25°C (76°F)25°C (76°F)23°C (74°F)22°C (71°F)25°C (76°F)
Dew point18°C (65°F)18°C (64°F)18°C (64°F)17°C (62°F)15°C (59°F)15°C (59°F)17°C (62°F)19°C (66°F)
Wind
Speed3km/h (2mph)6km/h (4mph)11km/h (7mph)12km/h (8mph)17km/h (11mph)23km/h (15mph)23km/h (15mph)22km/h (14mph)
Gusts5km/h (3mph)10km/h (6mph)17km/h (11mph)19km/h (12mph)25km/h (15mph)25km/h (15mph)28km/h (17mph)32km/h (20mph)
Direction 208°
SSW
220°
SW
210°
SSW
218°
SW
238°
WSW
240°
WSW
237°
WSW
234°
SW
Wind chill21°C (71°F)21°C (69°F)21°C (70°F)22°C (71°F)22°C (72°F)21°C (70°F)21°C (70°F)22°C (72°F)
Waves
Height1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)
Direction 339°
NNW
343°
NNW
351°
N
352°
N
353°
N
353°
N
357°
N
243°
WSW
Period10.7 sec.10.3 sec.10.1 sec.10.0 sec.9.9 sec.10.1 sec.10.6 sec.10.6 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather on Tuesday 3 February 2026

On Tuesday 3 February 2026, the sun will rise at 06:59 and will set at 18:16 on the beach(es) of Kapaau. 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 13.1mph km/h (with gusts up to 19.3mph). Wave height will be up to 7.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (72°F)22°C (72°F)21°C (70°F)21°C (70°F)
Perceived temperature22°C (71°F)21°C (70°F)21°C (70°F)22°C (71°F)25°C (76°F)25°C (76°F)21°C (70°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%82%76%68%67%76%83%83%
Barometric pressure1014 hPa1013 hPa1014 hPa1015 hPa1015 hPa1014 hPa1015 hPa1017 hPa
Cloud cover6%7%0%1%3%21%46%32%
Heat index24°C (76°F)23°C (74°F)22°C (72°F)25°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)24°C (76°F)
Dew point18°C (65°F)18°C (64°F)17°C (62°F)16°C (60°F)16°C (60°F)18°C (64°F)18°C (65°F)18°C (65°F)
Wind
Speed20km/h (13mph)18km/h (11mph)14km/h (9mph)8km/h (5mph)8km/h (5mph)17km/h (11mph)20km/h (13mph)21km/h (13mph)
Gusts31km/h (19mph)28km/h (18mph)22km/h (14mph)13km/h (8mph)12km/h (7mph)24km/h (15mph)28km/h (18mph)29km/h (18mph)
Direction 229°
SW
227°
SW
215°
SW
233°
SW
306°
NW
229°
SW
39°
NE
65°
ENE
Wind chill22°C (71°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (72°F)22°C (72°F)21°C (70°F)21°C (70°F)
Waves
Height1.2m (3.9ft)1.2m (3.9ft)1.3m (4.3ft)1.6m (5.2ft)1.9m (6.2ft)2.2m (7.2ft)2.2m (7.2ft)2.3m (7.5ft)
Direction 12°
NNE
126°
SE
351°
N
341°
NNW
335°
NNW
336°
NNW
335°
NNW
334°
NNW
Period11.4 sec.13.3 sec.13.8 sec.13.2 sec.14.2 sec.15.9 sec.15.5 sec.15.0 sec.
Significant height1.1m (3.6ft)1.1m (3.6ft)0.9m (3ft)0.7m (2.3ft)0.6m (2ft)0.4m (1.3ft)0.1m (0.3ft)0.2m (0.7ft)
Sea water temperature
Water temperature24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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