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
Sunday 14 December 202576°F to 76°Fdiscouraged
Monday 15 December 202574°F to 77°Fdiscouraged
Tuesday 16 December 202576°F to 77°Fdiscouraged
Wednesday 17 December 202576°F to 77°Fdiscouraged
Thursday 18 December 202574°F to 77°Frecommended
Friday 19 December 202574°F to 77°Frecommended
Saturday 20 December 202570°F to 77°Frecommended

Sea Weather: Your daily and hourly sea weather in Waianae

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 76°F t and a low of 76°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 13.7mph km/h (with gusts up to 19.9mph). 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)24°C (74°F)24°C (75°F)24°C (76°F)24°C (75°F)24°C (74°F)24°C (74°F)
Perceived temperature26°C (79°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%86%82%76%77%81%84%
Barometric pressure1013 hPa1012 hPa1012 hPa1013 hPa1012 hPa1011 hPa1012 hPa1014 hPa
Cloud cover84%56%76%79%75%72%84%54%
Heat index26°C (79°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 point21°C (69°F)20°C (69°F)21°C (70°F)21°C (69°F)20°C (68°F)20°C (68°F)20°C (68°F)21°C (69°F)
Wind
Speed22km/h (13mph)19km/h (12mph)14km/h (9mph)10km/h (6mph)9km/h (6mph)12km/h (7mph)14km/h (9mph)14km/h (9mph)
Gusts32km/h (20mph)28km/h (17mph)20km/h (13mph)14km/h (9mph)13km/h (8mph)17km/h (10mph)21km/h (13mph)20km/h (12mph)
Direction 220°
SW
239°
WSW
231°
SW
227°
SW
213°
SSW
208°
SSW
184°
S
187°
S
Wind chill24°C (75°F)24°C (75°F)24°C (74°F)24°C (75°F)24°C (76°F)24°C (75°F)24°C (74°F)24°C (74°F)
Waves
Height1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.2m (3.8ft)1.2m (3.9ft)1.3m (4.2ft)1.3m (4.4ft)1.3m (4.3ft)
Direction 237°
WSW
236°
WSW
248°
WSW
276°
W
296°
WNW
305°
NW
303°
WNW
303°
WNW
Period9.5 sec.5.2 sec.5.9 sec.6.3 sec.6.9 sec.14.3 sec.13.7 sec.13.4 sec.
Significant height0.7m (2.3ft)0.6m (2ft)1.0m (3.3ft)1.0m (3.3ft)1.1m (3.6ft)1.0m (3.3ft)0.4m (1.3ft)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 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. 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 13.7mph km/h (with gusts up to 19.9mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (74°F)23°C (74°F)23°C (74°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)
Perceived temperature26°C (78°F)25°C (78°F)25°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%85%85%81%80%80%80%80%
Barometric pressure1014 hPa1013 hPa1015 hPa1016 hPa1014 hPa1013 hPa1014 hPa1015 hPa
Cloud cover68%73%92%65%72%79%60%65%
Heat index26°C (78°F)25°C (78°F)25°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (79°F)
Dew point21°C (70°F)21°C (69°F)21°C (69°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (69°F)21°C (69°F)
Wind
Speed15km/h (10mph)15km/h (9mph)14km/h (9mph)22km/h (13mph)21km/h (13mph)21km/h (13mph)21km/h (13mph)21km/h (13mph)
Gusts22km/h (14mph)21km/h (13mph)21km/h (13mph)29km/h (18mph)29km/h (18mph)30km/h (19mph)32km/h (20mph)31km/h (19mph)
Direction 186°
S
194°
SSW
193°
SSW
165°
SSE
171°
S
181°
S
170°
S
169°
SSE
Wind chill24°C (74°F)23°C (74°F)23°C (74°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)
Waves
Height1.3m (4.1ft)1.2m (3.9ft)1.1m (3.7ft)1.1m (3.5ft)1.0m (3.3ft)1.0m (3.2ft)1.0m (3.2ft)1.0m (3.2ft)
Direction 303°
WNW
303°
WNW
302°
WNW
307°
NW
305°
NW
299°
WNW
300°
WNW
302°
WNW
Period12.9 sec.12.6 sec.12.3 sec.11.9 sec.11.5 sec.10.3 sec.10.7 sec.12.6 sec.
Significant height0.3m (1ft)0.3m (1ft)0.4m (1.3ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)
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 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 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 18mph km/h (with gusts up to 26.1mph). Wave height will be up to 3.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°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)24°C (76°F)
Perceived temperature26°C (79°F)26°C (79°F)26°C (79°F)27°C (80°F)27°C (80°F)27°C (81°F)26°C (79°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%78%78%77%76%78%81%82%
Barometric pressure1015 hPa1014 hPa1015 hPa1016 hPa1015 hPa1012 hPa1013 hPa1014 hPa
Cloud cover61%63%64%49%81%84%70%78%
Heat index26°C (79°F)26°C (79°F)26°C (79°F)27°C (80°F)27°C (80°F)27°C (81°F)26°C (79°F)26°C (79°F)
Dew point20°C (69°F)20°C (68°F)20°C (68°F)21°C (69°F)20°C (69°F)21°C (70°F)21°C (69°F)21°C (70°F)
Wind
Speed22km/h (14mph)18km/h (11mph)23km/h (14mph)24km/h (15mph)24km/h (15mph)29km/h (18mph)27km/h (17mph)27km/h (17mph)
Gusts32km/h (20mph)26km/h (16mph)34km/h (21mph)33km/h (20mph)34km/h (21mph)40km/h (25mph)42km/h (26mph)39km/h (24mph)
Direction 169°
SSE
178°
S
178°
S
169°
SSE
180°
S
179°
S
177°
S
181°
S
Wind chill24°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)24°C (76°F)
Waves
Height0.9m (3.1ft)0.9m (3.1ft)1.0m (3.1ft)1.1m (3.5ft)1.0m (3.3ft)1.0m (3.4ft)1.1m (3.6ft)1.1m (3.5ft)
Direction 304°
WNW
289°
WNW
286°
WNW
282°
WNW
284°
WNW
285°
WNW
165°
SSE
165°
SSE
Period12.5 sec.12.4 sec.12.0 sec.11.7 sec.11.6 sec.11.6 sec.11.5 sec.11.5 sec.
Significant height0.8m (2.6ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.7m (2.3ft)0.9m (3ft)0.9m (3ft)0.7m (2.3ft)
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 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. 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 16.8mph km/h (with gusts up to 24.2mph). Wave height will be up to 4.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)24°C (75°F)24°C (75°F)
Perceived temperature27°C (80°F)26°C (79°F)26°C (79°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (78°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%81%81%80%77%77%81%82%
Barometric pressure1014 hPa1013 hPa1013 hPa1014 hPa1013 hPa1011 hPa1012 hPa1014 hPa
Cloud cover57%60%68%71%85%61%64%72%
Heat index27°C (80°F)26°C (79°F)26°C (79°F)26°C (80°F)26°C (80°F)26°C (80°F)26°C (78°F)26°C (78°F)
Dew point21°C (70°F)21°C (70°F)21°C (69°F)21°C (69°F)20°C (68°F)20°C (68°F)20°C (69°F)21°C (69°F)
Wind
Speed27km/h (17mph)27km/h (17mph)26km/h (16mph)27km/h (17mph)27km/h (17mph)27km/h (17mph)23km/h (14mph)19km/h (12mph)
Gusts38km/h (23mph)37km/h (23mph)36km/h (23mph)36km/h (22mph)39km/h (24mph)37km/h (23mph)35km/h (22mph)27km/h (17mph)
Direction 187°
S
194°
SSW
197°
SSW
196°
SSW
197°
SSW
202°
SSW
202°
SSW
204°
SSW
Wind chill25°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)24°C (75°F)24°C (75°F)
Waves
Height1.1m (3.5ft)1.1m (3.7ft)1.2m (4.0ft)1.3m (4.3ft)1.4m (4.5ft)1.5m (4.8ft)1.4m (4.8ft)1.4m (4.7ft)
Direction 285°
WNW
289°
WNW
304°
NW
297°
WNW
297°
WNW
296°
WNW
296°
WNW
296°
WNW
Period11.1 sec.10.8 sec.12.5 sec.12.3 sec.12.9 sec.13.1 sec.12.6 sec.12.3 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)1.0m (3.3ft)1.1m (3.6ft)1.2m (3.9ft)1.3m (4.3ft)0.7m (2.3ft)0.7m (2.3ft)
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 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 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 10.6mph km/h (with gusts up to 14.9mph). Wave height will be up to 6.6ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (75°F)23°C (74°F)23°C (74°F)24°C (75°F)25°C (76°F)24°C (76°F)23°C (73°F)24°C (74°F)
Perceived temperature26°C (78°F)25°C (77°F)25°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)25°C (77°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%85%82%78%73%74%79%78%
Barometric pressure1013 hPa1012 hPa1013 hPa1014 hPa1014 hPa1012 hPa1014 hPa1015 hPa
Cloud cover53%88%84%75%85%72%80%73%
Heat index26°C (78°F)25°C (77°F)25°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)25°C (77°F)26°C (78°F)
Dew point21°C (69°F)20°C (69°F)20°C (68°F)20°C (68°F)20°C (67°F)19°C (67°F)19°C (66°F)20°C (67°F)
Wind
Speed17km/h (11mph)17km/h (10mph)15km/h (9mph)15km/h (9mph)15km/h (9mph)14km/h (9mph)11km/h (7mph)6km/h (4mph)
Gusts24km/h (15mph)24km/h (15mph)21km/h (13mph)20km/h (12mph)20km/h (13mph)21km/h (13mph)18km/h (11mph)9km/h (6mph)
Direction 201°
SSW
196°
SSW
198°
SSW
193°
SSW
196°
SSW
191°
SSW
181°
S
151°
SSE
Wind chill24°C (75°F)23°C (74°F)23°C (74°F)24°C (75°F)25°C (76°F)24°C (76°F)23°C (73°F)24°C (74°F)
Waves
Height1.4m (4.5ft)1.3m (4.3ft)1.3m (4.1ft)1.2m (4.0ft)1.2m (3.9ft)2.0m (6.7ft)2.0m (6.7ft)2.0m (6.6ft)
Direction 294°
WNW
288°
WNW
296°
WNW
300°
WNW
320°
NW
340°
NNW
340°
NNW
341°
NNW
Period12.1 sec.11.7 sec.11.9 sec.11.6 sec.11.0 sec.12.3 sec.12.4 sec.12.4 sec.
Significant height0.7m (2.3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)0.9m (3ft)0.9m (3ft)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 Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 07:06 and will set at 17:56 on the beach(es) of Waianae. The outside temperature will be a high of 77°F t and a low of 74°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 7.5mph km/h (with gusts up to 10.6mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)23°C (74°F)23°C (74°F)24°C (75°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)
Perceived temperature25°C (77°F)25°C (77°F)25°C (77°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%80%80%77%71%72%75%77%
Barometric pressure1015 hPa1015 hPa1015 hPa1016 hPa1015 hPa1014 hPa1015 hPa1016 hPa
Cloud cover86%13%14%24%31%29%40%33%
Heat index25°C (77°F)25°C (77°F)25°C (77°F)26°C (78°F)26°C (79°F)26°C (79°F)26°C (79°F)26°C (78°F)
Dew point20°C (68°F)20°C (67°F)19°C (67°F)19°C (67°F)19°C (66°F)19°C (66°F)20°C (67°F)20°C (67°F)
Wind
Speed8km/h (5mph)8km/h (5mph)9km/h (5mph)10km/h (6mph)10km/h (6mph)12km/h (7mph)8km/h (5mph)4km/h (3mph)
Gusts11km/h (7mph)13km/h (8mph)13km/h (8mph)15km/h (9mph)15km/h (10mph)17km/h (11mph)13km/h (8mph)6km/h (4mph)
Direction 147°
SSE
132°
SE
121°
ESE
134°
SE
163°
SSE
180°
S
176°
S
166°
SSE
Wind chill23°C (74°F)23°C (74°F)23°C (74°F)24°C (75°F)24°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)
Waves
Height2.0m (6.6ft)2.0m (6.6ft)1.9m (6.2ft)1.9m (6.2ft)1.9m (6.2ft)1.9m (6.2ft)2.0m (6.6ft)2.1m (6.9ft)
Direction 342°
NNW
344°
NNW
345°
NNW
345°
NNW
345°
NNW
346°
NNW
347°
NNW
347°
NNW
Period12.3 sec.12.0 sec.11.8 sec.11.6 sec.11.5 sec.11.3 sec.11.1 sec.11.7 sec.
Significant height0.6m (2ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)0.7m (2.3ft)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 20 December 2025

On Saturday 20 December 2025, the sun will rise at 07:06 and will set at 17:56 on the beach(es) of Waianae. The outside temperature will be a high of 77°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 8.1mph km/h (with gusts up to 14.3mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (74°F)24°C (74°F)23°C (74°F)23°C (73°F)21°C (71°F)23°C (74°F)25°C (76°F)24°C (75°F)
Perceived temperature26°C (78°F)26°C (78°F)25°C (78°F)24°C (75°F)21°C (71°F)25°C (78°F)27°C (80°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%76%76%73%69%71%75%80%
Barometric pressure1016 hPa1016 hPa1016 hPa1016 hPa1016 hPa1014 hPa1015 hPa1016 hPa
Cloud cover41%40%31%9%9%11%14%11%
Heat index26°C (78°F)26°C (78°F)25°C (78°F)24°C (75°F)22°C (72°F)25°C (78°F)27°C (80°F)26°C (79°F)
Dew point19°C (67°F)19°C (66°F)19°C (66°F)18°C (64°F)15°C (60°F)18°C (64°F)20°C (68°F)20°C (68°F)
Wind
Speed3km/h (2mph)2km/h (1mph)5km/h (3mph)6km/h (4mph)6km/h (4mph)12km/h (7mph)12km/h (7mph)13km/h (8mph)
Gusts4km/h (2mph)3km/h (2mph)8km/h (5mph)10km/h (6mph)13km/h (8mph)23km/h (14mph)17km/h (11mph)19km/h (12mph)
Direction 142°
SE
82°
E
34°
NNE
156°
SSE
348°
NNW
229°
SW
37°
NE
81°
E
Wind chill24°C (74°F)24°C (74°F)23°C (74°F)23°C (73°F)21°C (71°F)23°C (74°F)25°C (76°F)24°C (75°F)
Waves
Height2.1m (6.9ft)2.1m (6.9ft)2.1m (6.9ft)2.0m (6.6ft)2.0m (6.6ft)1.9m (6.2ft)1.9m (6.2ft)1.8m (5.9ft)
Direction 345°
NNW
347°
NNW
347°
NNW
341°
NNW
329°
NNW
336°
NNW
341°
NNW
342°
NNW
Period12.8 sec.12.3 sec.12.1 sec.12.1 sec.12.0 sec.11.9 sec.11.8 sec.11.6 sec.
Significant height0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.5m (1.6ft)0.7m (2.3ft)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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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