Sea weather in Waianae in Hawaii All the beach weather in Waianae

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

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

Date Outside temp. Our opinion
Friday 12 December 202567°F to 74°Frecommended
Saturday 13 December 202572°F to 77°Fdiscouraged
Sunday 14 December 202574°F to 77°Fdiscouraged
Monday 15 December 202572°F to 76°Fdiscouraged
Tuesday 16 December 202572°F to 77°Frecommended
Wednesday 17 December 202576°F to 77°Fdiscouraged
Thursday 18 December 202576°F to 77°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Waianae

Sea weather on Friday 12 December 2025

On Friday 12 December 2025, the sun will rise at 07:02 and will set at 17:53 on the beach(es) of Waianae. The outside temperature will be a high of 74°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 5.6mph km/h (with gusts up to 8.1mph). Wave height will be up to 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)21°C (70°F)21°C (69°F)19°C (66°F)23°C (73°F)
Perceived temperature25°C (76°F)22°C (71°F)22°C (71°F)25°C (77°F)21°C (70°F)21°C (69°F)19°C (66°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity66%67%63%59%57%58%63%67%
Barometric pressure1012 hPa1012 hPa1012 hPa1013 hPa1012 hPa1010 hPa1011 hPa1013 hPa
Cloud cover6%4%1%0%0%0%0%5%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)24°C (76°F)21°C (69°F)19°C (66°F)25°C (77°F)
Dew point16°C (60°F)15°C (60°F)14°C (58°F)14°C (58°F)12°C (54°F)12°C (54°F)12°C (53°F)16°C (61°F)
Wind
Speed9km/h (6mph)9km/h (5mph)8km/h (5mph)5km/h (3mph)5km/h (3mph)6km/h (4mph)1km/h (1mph)6km/h (4mph)
Gusts13km/h (8mph)12km/h (8mph)12km/h (7mph)7km/h (4mph)9km/h (6mph)13km/h (8mph)3km/h (2mph)9km/h (5mph)
Direction
N
10°
N
21°
NNE

N
272°
W
233°
SW
198°
SSW
134°
SE
Wind chill22°C (72°F)22°C (71°F)22°C (71°F)23°C (73°F)21°C (70°F)21°C (69°F)19°C (66°F)23°C (73°F)
Waves
Height0.9m (3.0ft)0.9m (2.9ft)0.8m (2.8ft)0.8m (2.6ft)0.8m (2.5ft)0.7m (2.4ft)0.7m (2.3ft)0.7m (2.3ft)
Direction 314°
NW
315°
NW
312°
NW
314°
NW
315°
NW
316°
NW
317°
NW
318°
NW
Period11.7 sec.11.6 sec.11.5 sec.11.2 sec.11.0 sec.10.9 sec.10.8 sec.10.5 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.7m (2.3ft)0.6m (2ft)0.6m (2ft)
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 Saturday 13 December 2025

On Saturday 13 December 2025, the sun will rise at 07:02 and will set at 17:53 on the beach(es) of Waianae. 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 16.2mph km/h (with gusts up to 24.9mph). Wave height will be up to 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 (74°F)24°C (76°F)24°C (76°F)25°C (76°F)23°C (74°F)24°C (75°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)26°C (79°F)26°C (79°F)26°C (79°F)25°C (78°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity74%81%80%71%73%77%82%82%
Barometric pressure1012 hPa1011 hPa1012 hPa1013 hPa1012 hPa1010 hPa1011 hPa1013 hPa
Cloud cover9%42%89%28%27%84%87%83%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)26°C (79°F)26°C (79°F)26°C (79°F)25°C (78°F)26°C (79°F)
Dew point18°C (64°F)19°C (67°F)19°C (67°F)19°C (66°F)19°C (67°F)20°C (68°F)20°C (68°F)21°C (69°F)
Wind
Speed10km/h (6mph)13km/h (8mph)19km/h (12mph)26km/h (16mph)24km/h (15mph)26km/h (16mph)24km/h (15mph)23km/h (14mph)
Gusts15km/h (9mph)18km/h (11mph)28km/h (17mph)33km/h (21mph)33km/h (21mph)36km/h (22mph)40km/h (25mph)34km/h (21mph)
Direction 156°
SSE
177°
S
196°
SSW
190°
S
201°
SSW
205°
SSW
210°
SSW
210°
SSW
Wind chill23°C (73°F)23°C (73°F)23°C (74°F)24°C (76°F)24°C (76°F)25°C (76°F)23°C (74°F)24°C (75°F)
Waves
Height0.7m (2.3ft)0.7m (2.3ft)0.8m (2.5ft)0.9m (3.0ft)0.9m (3.0ft)0.9m (3.0ft)0.9m (3.0ft)0.9m (3.1ft)
Direction 320°
NW
321°
NW
322°
NW
323°
NW
323°
NW
326°
NNW
211°
SSW
229°
SW
Period10.4 sec.10.3 sec.10.2 sec.10.1 sec.9.9 sec.9.8 sec.9.7 sec.9.6 sec.
Significant height0.7m (2.3ft)0.6m (2ft)0.7m (2.3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)
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 Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 07:03 and will set at 17:54 on the beach(es) of Waianae. The outside temperature will be a high of 77°F t and a low of 74°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 21.1mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)23°C (74°F)24°C (76°F)24°C (76°F)25°C (76°F)24°C (75°F)24°C (76°F)
Perceived temperature26°C (79°F)26°C (78°F)25°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (78°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%81%82%76%73%74%78%79%
Barometric pressure1013 hPa1012 hPa1012 hPa1014 hPa1012 hPa1011 hPa1012 hPa1013 hPa
Cloud cover85%74%71%82%30%75%58%68%
Heat index26°C (79°F)26°C (78°F)25°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (78°F)26°C (79°F)
Dew point21°C (69°F)20°C (68°F)20°C (68°F)20°C (68°F)19°C (67°F)20°C (67°F)20°C (68°F)20°C (69°F)
Wind
Speed23km/h (14mph)19km/h (12mph)13km/h (8mph)12km/h (7mph)17km/h (10mph)19km/h (12mph)16km/h (10mph)15km/h (10mph)
Gusts34km/h (21mph)28km/h (17mph)19km/h (12mph)15km/h (10mph)24km/h (15mph)26km/h (16mph)24km/h (15mph)22km/h (14mph)
Direction 219°
SW
223°
SW
224°
SW
202°
SSW
193°
SSW
190°
S
177°
S
167°
SSE
Wind chill24°C (75°F)24°C (75°F)23°C (74°F)24°C (76°F)24°C (76°F)25°C (76°F)24°C (75°F)24°C (76°F)
Waves
Height1.0m (3.2ft)1.0m (3.4ft)1.0m (3.4ft)1.0m (3.4ft)1.1m (3.6ft)1.2m (4.0ft)1.3m (4.3ft)1.3m (4.2ft)
Direction 227°
SW
286°
WNW
301°
WNW
288°
WNW
299°
WNW
306°
NW
308°
NW
309°
NW
Period9.5 sec.16.0 sec.5.1 sec.5.6 sec.5.9 sec.14.0 sec.13.5 sec.12.9 sec.
Significant height0.7m (2.3ft)0.6m (2ft)1.0m (3.3ft)0.9m (3ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)0.6m (2ft)
Sea water temperature
Water temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)24°C (75°F)

Sea weather on Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 07:03 and will set at 17:54 on the beach(es) of Waianae. The outside temperature will be a high of 76°F t and a low of 72°F. Precipitation is in the forecast (0.3in 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 16.8mph km/h (with gusts up to 23mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)23°C (74°F)23°C (73°F)22°C (72°F)22°C (72°F)24°C (74°F)24°C (75°F)
Perceived temperature26°C (79°F)26°C (78°F)25°C (78°F)25°C (77°F)25°C (76°F)25°C (76°F)25°C (78°F)26°C (78°F)
Precipitation0in0.1in0.1in0.1in0in0in0in0in
Humidity84%85%85%84%82%82%79%80%
Barometric pressure1013 hPa1012 hPa1013 hPa1016 hPa1015 hPa1013 hPa1013 hPa1015 hPa
Cloud cover60%82%92%76%70%59%72%52%
Heat index26°C (79°F)26°C (78°F)25°C (78°F)25°C (77°F)25°C (76°F)25°C (76°F)25°C (78°F)26°C (78°F)
Dew point21°C (70°F)21°C (70°F)21°C (69°F)20°C (68°F)19°C (67°F)19°C (66°F)20°C (67°F)20°C (68°F)
Wind
Speed19km/h (12mph)19km/h (12mph)20km/h (13mph)23km/h (14mph)27km/h (17mph)22km/h (13mph)18km/h (11mph)19km/h (12mph)
Gusts26km/h (16mph)27km/h (17mph)29km/h (18mph)33km/h (21mph)37km/h (23mph)31km/h (19mph)28km/h (17mph)29km/h (18mph)
Direction 157°
SSE
165°
SSE
179°
S
200°
SSW
169°
SSE
159°
SSE
164°
SSE
155°
SSE
Wind chill24°C (75°F)24°C (75°F)23°C (74°F)23°C (73°F)22°C (72°F)22°C (72°F)24°C (74°F)24°C (75°F)
Waves
Height1.2m (4.1ft)1.2m (4.0ft)1.3m (4.4ft)1.3m (4.4ft)1.4m (4.6ft)1.5m (4.8ft)1.5m (4.9ft)1.4m (4.6ft)
Direction 307°
NW
305°
NW
304°
WNW
303°
WNW
302°
WNW
302°
WNW
174°
S
178°
S
Period12.5 sec.12.2 sec.12.1 sec.12.1 sec.11.6 sec.12.3 sec.6.3 sec.6.4 sec.
Significant height1.1m (3.6ft)0.8m (2.6ft)1.3m (4.3ft)1.3m (4.3ft)1.1m (3.6ft)1.0m (3.3ft)0.5m (1.6ft)0.3m (1ft)
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 07:04 and will set at 17:54 on the beach(es) of Waianae. 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 9.9mph km/h (with gusts up to 19.9mph). Wave height will be up to 7.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (74°F)24°C (75°F)24°C (76°F)22°C (71°F)23°C (73°F)24°C (75°F)24°C (75°F)
Perceived temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)22°C (71°F)25°C (77°F)26°C (78°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%79%82%77%71%74%79%82%
Barometric pressure1015 hPa1014 hPa1015 hPa1016 hPa1015 hPa1013 hPa1013 hPa1015 hPa
Cloud cover37%41%84%26%13%8%35%34%
Heat index26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)24°C (76°F)25°C (77°F)26°C (78°F)26°C (79°F)
Dew point20°C (68°F)20°C (68°F)20°C (69°F)20°C (68°F)16°C (61°F)18°C (64°F)20°C (68°F)21°C (69°F)
Wind
Speed16km/h (10mph)13km/h (8mph)15km/h (10mph)15km/h (10mph)15km/h (9mph)16km/h (10mph)8km/h (5mph)12km/h (7mph)
Gusts24km/h (15mph)20km/h (12mph)23km/h (14mph)21km/h (13mph)32km/h (20mph)32km/h (20mph)13km/h (8mph)17km/h (11mph)
Direction 152°
SSE
139°
SE
138°
SE
138°
SE
148°
SSE
179°
S
190°
S
157°
SSE
Wind chill24°C (75°F)24°C (74°F)24°C (75°F)24°C (76°F)22°C (71°F)23°C (73°F)24°C (75°F)24°C (75°F)
Waves
Height1.3m (4.3ft)1.2m (3.9ft)1.1m (3.5ft)1.0m (3.4ft)1.0m (3.4ft)2.1m (7.0ft)2.2m (7.1ft)2.2m (7.1ft)
Direction 187°
S
194°
SSW
190°
S
189°
S
190°
S
358°
N
240°
WSW
81°
E
Period6.1 sec.6.2 sec.6.0 sec.6.9 sec.6.7 sec.12.2 sec.12.1 sec.12.1 sec.
Significant height0.9m (3ft)1.1m (3.6ft)0.9m (3ft)0.7m (2.3ft)0.9m (3ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)
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 Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 07:05 and will set at 17:55 on the beach(es) of Waianae. The outside temperature will be a high of 77°F t and a low of 76°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 19.9mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)
Perceived temperature26°C (79°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (80°F)26°C (79°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%83%81%78%75%76%78%80%
Barometric pressure1014 hPa1013 hPa1013 hPa1014 hPa1014 hPa1012 hPa1013 hPa1014 hPa
Cloud cover34%55%40%20%29%54%47%36%
Heat index26°C (79°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (80°F)26°C (79°F)26°C (79°F)
Dew point21°C (69°F)21°C (69°F)21°C (69°F)20°C (68°F)20°C (67°F)20°C (68°F)20°C (68°F)21°C (69°F)
Wind
Speed18km/h (11mph)18km/h (11mph)19km/h (12mph)20km/h (13mph)21km/h (13mph)22km/h (14mph)19km/h (12mph)18km/h (11mph)
Gusts25km/h (16mph)27km/h (17mph)27km/h (17mph)30km/h (19mph)32km/h (20mph)31km/h (19mph)29km/h (18mph)26km/h (16mph)
Direction 162°
SSE
170°
S
174°
S
178°
S
184°
S
185°
S
176°
S
171°
S
Wind chill24°C (75°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)
Waves
Height2.1m (6.9ft)2.1m (6.9ft)2.0m (6.6ft)2.0m (6.6ft)2.0m (6.6ft)2.1m (6.9ft)2.1m (6.9ft)2.1m (6.9ft)
Direction 28°
NNE
118°
ESE
338°
NNW
314°
NW
326°
NNW
343°
NNW
331°
NNW
326°
NW
Period12.2 sec.12.6 sec.13.0 sec.13.1 sec.13.1 sec.12.7 sec.11.9 sec.11.6 sec.
Significant height1.0m (3.3ft)0.9m (3ft)1.0m (3.3ft)1.1m (3.6ft)1.3m (4.3ft)1.3m (4.3ft)1.2m (3.9ft)1.1m (3.6ft)
Sea water temperature
Water temperature24°C (75°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 07:05 and will set at 17:55 on the beach(es) of Waianae. The outside temperature will be a high of 77°F t and a low of 76°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 18.6mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)24°C (75°F)24°C (75°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)
Perceived temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (78°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%81%80%77%74%74%77%80%
Barometric pressure1014 hPa1013 hPa1013 hPa1014 hPa1014 hPa1012 hPa1013 hPa1015 hPa
Cloud cover40%45%48%34%37%18%25%30%
Heat index26°C (78°F)26°C (78°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (78°F)26°C (78°F)
Dew point20°C (69°F)20°C (69°F)20°C (68°F)20°C (68°F)20°C (67°F)19°C (67°F)20°C (67°F)20°C (68°F)
Wind
Speed19km/h (12mph)20km/h (13mph)21km/h (13mph)21km/h (13mph)20km/h (13mph)18km/h (11mph)16km/h (10mph)15km/h (9mph)
Gusts28km/h (17mph)29km/h (18mph)30km/h (19mph)29km/h (18mph)28km/h (18mph)27km/h (17mph)24km/h (15mph)22km/h (13mph)
Direction 173°
S
178°
S
178°
S
172°
S
174°
S
172°
S
162°
SSE
149°
SSE
Wind chill24°C (75°F)24°C (75°F)24°C (75°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)
Waves
Height2.1m (6.9ft)2.0m (6.6ft)1.9m (6.2ft)1.9m (6.2ft)1.8m (5.9ft)1.8m (5.9ft)1.8m (5.9ft)1.7m (5.6ft)
Direction 325°
NW
322°
NW
332°
NNW
345°
NNW
345°
NNW
344°
NNW
343°
NNW
344°
NNW
Period11.1 sec.11.4 sec.12.8 sec.12.7 sec.12.5 sec.12.4 sec.12.3 sec.12.4 sec.
Significant height1.1m (3.6ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)0.8m (2.6ft)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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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