Sea weather in Kaunakakai in Hawaii All the beach weather in Kaunakakai

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

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

Date Outside temp. Our opinion
Saturday 17 January 202667°F to 72°Fdiscouraged
Sunday 18 January 202668°F to 74°Fdiscouraged
Monday 19 January 202670°F to 74°Frecommended
Tuesday 20 January 202672°F to 76°Frecommended
Wednesday 21 January 202672°F to 77°Frecommended
Thursday 22 January 202670°F to 74°Fdiscouraged
Friday 23 January 202670°F to 74°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Kaunakakai

Sea weather on Saturday 17 January 2026

On Saturday 17 January 2026, the sun will rise at 07:08 and will set at 18:09 on the beach(es) of Kaunakakai. The outside temperature will be a high of 72°F t and a low of 67°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 23mph km/h (with gusts up to 31.7mph). Wave height will be up to 3ft 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)21°C (70°F)20°C (67°F)19°C (66°F)21°C (70°F)22°C (71°F)
Perceived temperature21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)20°C (67°F)19°C (66°F)21°C (70°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity59%58%58%58%59%58%68%59%
Barometric pressure1015 hPa1014 hPa1015 hPa1016 hPa1016 hPa1014 hPa1014 hPa1015 hPa
Cloud cover0%0%0%5%1%0%84%0%
Heat index21°C (70°F)24°C (76°F)24°C (76°F)24°C (76°F)20°C (67°F)19°C (66°F)21°C (70°F)24°C (76°F)
Dew point13°C (55°F)13°C (55°F)12°C (54°F)13°C (55°F)11°C (52°F)11°C (51°F)15°C (59°F)13°C (56°F)
Wind
Speed26km/h (16mph)26km/h (16mph)29km/h (18mph)28km/h (17mph)36km/h (22mph)36km/h (23mph)37km/h (23mph)37km/h (23mph)
Gusts36km/h (22mph)36km/h (22mph)40km/h (25mph)37km/h (23mph)40km/h (25mph)39km/h (24mph)41km/h (26mph)51km/h (32mph)
Direction 65°
ENE
62°
ENE
59°
ENE
59°
ENE
65°
ENE
67°
ENE
67°
ENE
72°
ENE
Wind chill21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)20°C (67°F)19°C (66°F)21°C (70°F)22°C (71°F)
Waves
Height0.7m (2.4ft)0.7m (2.4ft)0.7m (2.2ft)0.7m (2.4ft)0.9m (3.1ft)0.8m (2.8ft)0.9m (3.0ft)0.8m (2.5ft)
Direction 319°
NW
319°
NW
289°
WNW
288°
WNW
70°
ENE
291°
WNW
72°
ENE
286°
WNW
Period12.8 sec.12.6 sec.12.4 sec.12.0 sec.14.1 sec.13.7 sec.13.5 sec.13.5 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)1.0m (3.3ft)1.2m (3.9ft)1.1m (3.6ft)1.2m (3.9ft)1.1m (3.6ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Sunday 18 January 2026

On Sunday 18 January 2026, the sun will rise at 07:08 and will set at 18:10 on the beach(es) of Kaunakakai. The outside temperature will be a high of 74°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 21.1mph km/h (with gusts up to 28.6mph). Wave height will be up to 2.6ft 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)22°C (71°F)22°C (72°F)23°C (73°F)22°C (72°F)23°C (73°F)
Perceived temperature21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity64%65%64%63%61%61%63%66%
Barometric pressure1014 hPa1013 hPa1014 hPa1015 hPa1015 hPa1012 hPa1013 hPa1014 hPa
Cloud cover3%0%83%80%85%33%26%7%
Heat index24°C (76°F)24°C (76°F)21°C (70°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (77°F)
Dew point14°C (57°F)14°C (58°F)14°C (57°F)14°C (58°F)14°C (58°F)15°C (59°F)15°C (58°F)16°C (61°F)
Wind
Speed34km/h (21mph)28km/h (18mph)17km/h (11mph)18km/h (11mph)22km/h (14mph)28km/h (18mph)26km/h (16mph)18km/h (11mph)
Gusts46km/h (28mph)40km/h (25mph)25km/h (16mph)24km/h (15mph)31km/h (19mph)41km/h (25mph)41km/h (25mph)26km/h (16mph)
Direction 80°
E
79°
E
91°
E
86°
E
70°
ENE
64°
ENE
57°
ENE
64°
ENE
Wind chill21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (72°F)23°C (73°F)22°C (72°F)23°C (73°F)
Waves
Height0.8m (2.7ft)0.6m (2.1ft)0.6m (1.9ft)0.4m (1.3ft)0.4m (1.2ft)0.5m (1.6ft)0.6m (2.0ft)0.5m (1.7ft)
Direction 78°
ENE
290°
WNW
287°
WNW
286°
WNW
304°
NW
305°
NW
305°
NW
309°
NW
Period13.4 sec.13.1 sec.12.8 sec.12.7 sec.18.1 sec.17.3 sec.16.4 sec.15.8 sec.
Significant height1.1m (3.6ft)0.8m (2.6ft)0.8m (2.6ft)0.3m (1ft)0.1m (0.3ft)0.7m (2.3ft)0.5m (1.6ft)0.3m (1ft)
Sea water temperature
Water temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)

Sea weather on Monday 19 January 2026

On Monday 19 January 2026, the sun will rise at 07:08 and will set at 18:10 on the beach(es) of Kaunakakai. 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 8.7mph km/h (with gusts up to 13.1mph). Wave height will be up to 7.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (71°F)21°C (71°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)
Perceived temperature22°C (71°F)22°C (71°F)21°C (71°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%68%68%66%64%67%70%72%
Barometric pressure1014 hPa1014 hPa1014 hPa1014 hPa1014 hPa1012 hPa1012 hPa1014 hPa
Cloud cover7%15%20%18%27%48%39%19%
Heat index25°C (76°F)25°C (76°F)24°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)
Dew point15°C (60°F)15°C (59°F)15°C (60°F)15°C (60°F)16°C (60°F)16°C (62°F)17°C (63°F)18°C (64°F)
Wind
Speed4km/h (2mph)3km/h (2mph)5km/h (3mph)6km/h (4mph)2km/h (1mph)9km/h (6mph)14km/h (9mph)9km/h (6mph)
Gusts5km/h (3mph)4km/h (2mph)7km/h (4mph)8km/h (5mph)3km/h (2mph)13km/h (8mph)21km/h (13mph)13km/h (8mph)
Direction 55°
NE
257°
WSW
97°
E
89°
E
49°
NE
30°
NNE
47°
NE
114°
ESE
Wind chill22°C (71°F)22°C (71°F)21°C (71°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (74°F)23°C (74°F)
Waves
Height0.5m (1.5ft)2.2m (7.2ft)2.0m (6.6ft)1.8m (5.9ft)1.7m (5.6ft)1.5m (4.9ft)1.4m (4.6ft)1.3m (4.3ft)
Direction 308°
NW
319°
NW
319°
NW
318°
NW
317°
NW
316°
NW
318°
NW
317°
NW
Period15.4 sec.15.2 sec.14.5 sec.14.3 sec.14.2 sec.13.8 sec.13.2 sec.13.1 sec.
Significant height0.2m (0.7ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.1m (0.3ft)0.2m (0.7ft)0.2m (0.7ft)0.2m (0.7ft)
Sea water temperature
Water temperature25°C (77°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)

Sea weather on Tuesday 20 January 2026

On Tuesday 20 January 2026, the sun will rise at 07:08 and will set at 18:11 on the beach(es) of Kaunakakai. 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 9.3mph km/h (with gusts up to 13.7mph). 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)24°C (74°F)23°C (74°F)23°C (73°F)23°C (74°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (78°F)25°C (77°F)25°C (77°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%74%73%69%65%67%71%72%
Barometric pressure1014 hPa1013 hPa1013 hPa1014 hPa1014 hPa1013 hPa1014 hPa1015 hPa
Cloud cover18%20%17%15%15%10%9%11%
Heat index25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (78°F)25°C (77°F)25°C (77°F)25°C (77°F)
Dew point18°C (64°F)18°C (64°F)17°C (63°F)17°C (62°F)17°C (62°F)17°C (62°F)17°C (63°F)18°C (64°F)
Wind
Speed8km/h (5mph)9km/h (5mph)7km/h (4mph)4km/h (2mph)11km/h (7mph)15km/h (9mph)10km/h (6mph)6km/h (4mph)
Gusts12km/h (7mph)13km/h (8mph)10km/h (6mph)6km/h (4mph)16km/h (10mph)22km/h (14mph)17km/h (10mph)9km/h (6mph)
Direction 255°
WSW
277°
W
303°
WNW
285°
WNW
227°
SW
233°
SW
246°
WSW
246°
WSW
Wind chill23°C (73°F)23°C (73°F)22°C (72°F)23°C (73°F)24°C (74°F)23°C (74°F)23°C (73°F)23°C (74°F)
Waves
Height1.3m (4.3ft)1.2m (3.9ft)1.2m (3.9ft)1.3m (4.3ft)1.3m (4.3ft)1.3m (4.3ft)1.4m (4.6ft)1.5m (4.9ft)
Direction 314°
NW
312°
NW
317°
NW
313°
NW
308°
NW
310°
NW
311°
NW
311°
NW
Period12.9 sec.12.6 sec.12.3 sec.12.6 sec.13.0 sec.12.9 sec.12.6 sec.13.3 sec.
Significant height0.2m (0.7ft)0.4m (1.3ft)0.2m (0.7ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.3m (1ft)0.2m (0.7ft)
Sea water temperature
Water temperature25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)

Sea weather on Wednesday 21 January 2026

On Wednesday 21 January 2026, the sun will rise at 07:08 and will set at 18:12 on the beach(es) of Kaunakakai. The outside temperature will be a high of 77°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 11.2mph km/h (with gusts up to 15.5mph). Wave height will be up to 8.2ft 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)24°C (75°F)24°C (75°F)23°C (73°F)22°C (71°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)26°C (78°F)26°C (78°F)25°C (77°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity73%73%73%71%67%68%76%81%
Barometric pressure1015 hPa1014 hPa1014 hPa1015 hPa1015 hPa1013 hPa1014 hPa1015 hPa
Cloud cover13%11%11%22%46%66%71%42%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)26°C (78°F)26°C (78°F)25°C (77°F)25°C (76°F)
Dew point18°C (64°F)18°C (64°F)18°C (64°F)18°C (64°F)17°C (63°F)18°C (64°F)18°C (65°F)19°C (65°F)
Wind
Speed5km/h (3mph)4km/h (2mph)3km/h (2mph)4km/h (3mph)10km/h (6mph)16km/h (10mph)18km/h (11mph)17km/h (11mph)
Gusts7km/h (4mph)5km/h (3mph)4km/h (3mph)6km/h (4mph)13km/h (8mph)23km/h (14mph)25km/h (16mph)23km/h (14mph)
Direction 259°
W
285°
WNW
326°
NNW
338°
NNW
322°
NW
233°
SW
13°
NNE
35°
NE
Wind chill23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)24°C (75°F)24°C (75°F)23°C (73°F)22°C (71°F)
Waves
Height1.6m (5.2ft)1.7m (5.6ft)1.8m (5.9ft)1.8m (5.9ft)1.8m (5.9ft)1.7m (5.6ft)1.9m (6.2ft)2.5m (8.2ft)
Direction 313°
NW
312°
NW
310°
NW
311°
NW
312°
NW
310°
NW
307°
NW
211°
SSW
Period15.6 sec.17.1 sec.16.1 sec.15.7 sec.15.0 sec.14.6 sec.14.4 sec.14.3 sec.
Significant height0.3m (1ft)0.4m (1.3ft)0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.7m (2.3ft)1.1m (3.6ft)1.9m (6.2ft)
Sea water temperature
Water temperature25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)

Sea weather on Thursday 22 January 2026

On Thursday 22 January 2026, the sun will rise at 07:08 and will set at 18:12 on the beach(es) of Kaunakakai. The outside temperature will be a high of 74°F t and a low of 70°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 15.5mph km/h (with gusts up to 23mph). Wave height will be up to 9.8ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (71°F)21°C (70°F)22°C (71°F)
Perceived temperature22°C (71°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (76°F)22°C (71°F)21°C (70°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%78%78%78%80%84%87%85%
Barometric pressure1015 hPa1014 hPa1015 hPa1015 hPa1015 hPa1013 hPa1014 hPa1015 hPa
Cloud cover38%45%61%45%59%90%74%77%
Heat index25°C (76°F)25°C (76°F)25°C (77°F)25°C (76°F)25°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)
Dew point18°C (64°F)18°C (65°F)19°C (65°F)18°C (65°F)19°C (65°F)19°C (66°F)19°C (66°F)19°C (67°F)
Wind
Speed14km/h (9mph)14km/h (9mph)17km/h (11mph)17km/h (10mph)15km/h (10mph)15km/h (10mph)18km/h (11mph)25km/h (16mph)
Gusts20km/h (13mph)20km/h (13mph)23km/h (15mph)23km/h (14mph)23km/h (14mph)23km/h (14mph)27km/h (17mph)37km/h (23mph)
Direction 43°
NE
57°
ENE
62°
ENE
65°
ENE
61°
ENE
55°
NE
60°
ENE
69°
ENE
Wind chill22°C (71°F)22°C (72°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (71°F)21°C (70°F)22°C (71°F)
Waves
Height2.9m (9.5ft)3.0m (9.8ft)3.0m (9.8ft)2.8m (9.2ft)2.6m (8.5ft)2.5m (8.2ft)2.5m (8.2ft)2.5m (8.2ft)
Direction 27°
NNE
35°
NE
45°
NE
51°
NE
52°
NE
54°
NE
54°
NE
54°
NE
Period14.0 sec.13.7 sec.13.6 sec.13.6 sec.14.0 sec.14.0 sec.13.6 sec.13.3 sec.
Significant height2.0m (6.6ft)1.9m (6.2ft)2.0m (6.6ft)1.9m (6.2ft)1.9m (6.2ft)1.9m (6.2ft)1.9m (6.2ft)1.9m (6.2ft)
Sea water temperature
Water temperature25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)

Sea weather on Friday 23 January 2026

On Friday 23 January 2026, the sun will rise at 07:07 and will set at 18:13 on the beach(es) of Kaunakakai. The outside temperature will be a high of 74°F t and a low of 70°F. Precipitation is in the forecast (0.2in 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 14.3mph km/h (with gusts up to 20.5mph). Wave height will be up to 8.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)21°C (71°F)22°C (71°F)22°C (72°F)23°C (73°F)
Perceived temperature25°C (76°F)25°C (76°F)25°C (76°F)22°C (71°F)21°C (71°F)22°C (71°F)25°C (76°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%84%85%86%84%80%79%
Barometric pressure1014 hPa1013 hPa1014 hPa1016 hPa1016 hPa1014 hPa1016 hPa1017 hPa
Cloud cover68%60%48%56%55%49%73%100%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)25°C (77°F)
Dew point19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)19°C (66°F)
Wind
Speed23km/h (15mph)16km/h (10mph)20km/h (12mph)19km/h (12mph)13km/h (8mph)13km/h (8mph)13km/h (8mph)17km/h (11mph)
Gusts33km/h (21mph)22km/h (14mph)27km/h (17mph)27km/h (17mph)19km/h (12mph)19km/h (12mph)19km/h (12mph)24km/h (15mph)
Direction 69°
ENE
62°
ENE
64°
ENE
70°
ENE
67°
ENE
62°
ENE
59°
ENE
61°
ENE
Wind chill22°C (72°F)22°C (72°F)22°C (72°F)22°C (71°F)21°C (71°F)22°C (71°F)22°C (72°F)23°C (73°F)
Waves
Height2.5m (8.2ft)2.3m (7.5ft)2.3m (7.5ft)2.2m (7.2ft)1.7m (5.6ft)0.6m (2.0ft)0.6m (2.0ft)0.5m (1.6ft)
Direction 141°
SE
313°
NW
317°
NW
328°
NNW
316°
NW
294°
WNW
297°
WNW
302°
WNW
Period13.1 sec.12.8 sec.12.5 sec.12.4 sec.12.3 sec.12.0 sec.12.1 sec.12.1 sec.
Significant height1.8m (5.9ft)1.5m (4.9ft)1.3m (4.3ft)1.0m (3.3ft)0.9m (3ft)0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)
Sea water temperature
Water temperature25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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