Sea weather in Atiu island in Cook islands All the beach weather in Atiu island

All the essential weather information for enjoying the beach in Atiu island in Cook islands, 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 Atiu island over the next 7 days?

Discover the best moment to go to the beach in Atiu island in Cook islands this week to enjoy the best weather and calmest sea possible. Our opinion is based on reliable sea weather forecasts in Atiu island. 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 79°Frecommended
Monday 15 December 202577°F to 79°Frecommended
Tuesday 16 December 202576°F to 77°Frecommended
Wednesday 17 December 202577°F to 79°Fdiscouraged
Thursday 18 December 202577°F to 79°Fdiscouraged
Friday 19 December 202577°F to 79°Fdiscouraged
Saturday 20 December 202577°F to 79°Fdiscouraged

Sea Weather: Your daily and hourly sea weather in Atiu island

Sea weather on Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 05:47 and will set at 19:07 on the beach(es) of Atiu island. The outside temperature will be a high of 79°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 10.6mph km/h (with gusts up to 14.9mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)26°C (78°F)26°C (79°F)26°C (78°F)
Perceived temperature27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)28°C (82°F)28°C (82°F)28°C (82°F)
Precipitation0.1in0in0in0in0in0in0in0in
Humidity83%76%79%79%77%76%76%79%
Barometric pressure1012 hPa1011 hPa1011 hPa1012 hPa1011 hPa1010 hPa1009 hPa1010 hPa
Cloud cover73%76%32%76%64%52%54%63%
Heat index27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)28°C (82°F)28°C (82°F)28°C (82°F)
Dew point21°C (71°F)20°C (69°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)22°C (71°F)
Wind
Speed17km/h (11mph)7km/h (4mph)17km/h (11mph)14km/h (9mph)10km/h (6mph)10km/h (6mph)15km/h (9mph)17km/h (11mph)
Gusts24km/h (15mph)10km/h (6mph)24km/h (15mph)20km/h (12mph)16km/h (10mph)15km/h (9mph)20km/h (13mph)24km/h (15mph)
Direction 72°
ENE
46°
NE
58°
ENE
63°
ENE
76°
ENE
95°
E
112°
ESE
103°
ESE
Wind chill25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)26°C (78°F)26°C (79°F)26°C (78°F)
Waves
Height1.3m (4.3ft)1.3m (4.3ft)1.3m (4.2ft)1.3m (4.2ft)1.2m (4.1ft)1.2m (4.0ft)1.2m (3.9ft)1.2m (3.8ft)
Direction 339°
NNW
333°
NNW
335°
NNW
337°
NNW
336°
NNW
328°
NNW
333°
NNW
334°
NNW
Period9.3 sec.6.2 sec.6.4 sec.6.4 sec.6.5 sec.6.5 sec.6.5 sec.6.4 sec.
Significant height0.8m (2.6ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)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 Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 05:48 and will set at 19:08 on the beach(es) of Atiu island. The outside temperature will be a high of 79°F t and a low of 77°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 3.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)25°C (77°F)
Perceived temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (81°F)28°C (83°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%81%81%81%81%83%81%84%
Barometric pressure1010 hPa1009 hPa1009 hPa1010 hPa1009 hPa1007 hPa1007 hPa1008 hPa
Cloud cover71%75%79%100%94%52%77%52%
Heat index28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (81°F)28°C (83°F)28°C (82°F)
Dew point22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)
Wind
Speed18km/h (11mph)18km/h (11mph)18km/h (11mph)16km/h (10mph)14km/h (9mph)14km/h (9mph)14km/h (9mph)7km/h (4mph)
Gusts24km/h (15mph)24km/h (15mph)25km/h (16mph)22km/h (14mph)20km/h (13mph)21km/h (13mph)19km/h (12mph)10km/h (6mph)
Direction 91°
E
98°
E
89°
E
84°
E
73°
ENE
71°
ENE
59°
ENE
38°
NE
Wind chill26°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (77°F)25°C (77°F)26°C (78°F)25°C (77°F)
Waves
Height1.2m (3.8ft)1.1m (3.8ft)1.1m (3.7ft)1.1m (3.7ft)1.1m (3.7ft)1.1m (3.7ft)1.1m (3.7ft)1.1m (3.7ft)
Direction 334°
NNW
332°
NNW
329°
NNW
329°
NNW
328°
NNW
325°
NW
306°
NW
307°
NW
Period6.4 sec.6.4 sec.6.4 sec.8.4 sec.13.5 sec.8.4 sec.8.4 sec.8.4 sec.
Significant height0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)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 Tuesday 16 December 2025

On Tuesday 16 December 2025, the sun will rise at 05:48 and will set at 19:08 on the beach(es) of Atiu island. 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 9.3mph km/h (with gusts up to 13.1mph). Wave height will be up to 5.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (78°F)25°C (77°F)25°C (77°F)
Perceived temperature27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)28°C (82°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity87%87%84%83%83%81%84%85%
Barometric pressure1008 hPa1006 hPa1007 hPa1007 hPa1007 hPa1006 hPa1007 hPa1008 hPa
Cloud cover88%77%68%100%88%80%63%78%
Heat index27°C (81°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)28°C (82°F)28°C (82°F)27°C (81°F)
Dew point22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)
Wind
Speed10km/h (6mph)10km/h (6mph)6km/h (4mph)4km/h (2mph)12km/h (8mph)14km/h (9mph)13km/h (8mph)15km/h (9mph)
Gusts13km/h (8mph)14km/h (9mph)9km/h (6mph)5km/h (3mph)18km/h (11mph)19km/h (12mph)19km/h (12mph)21km/h (13mph)
Direction 307°
NW
235°
SW
170°
S
257°
WSW
286°
WNW
278°
W
237°
WSW
158°
SSE
Wind chill25°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (78°F)25°C (77°F)25°C (77°F)
Waves
Height1.2m (3.9ft)1.2m (4.0ft)1.3m (4.3ft)1.4m (4.6ft)1.4m (4.7ft)1.5m (4.9ft)1.6m (5.1ft)1.6m (5.2ft)
Direction 258°
WSW
235°
SW
234°
SW
213°
SSW
205°
SSW
203°
SSW
199°
SSW
189°
S
Period8.4 sec.11.2 sec.10.7 sec.10.4 sec.6.4 sec.6.3 sec.6.5 sec.6.6 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)0.9m (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 Wednesday 17 December 2025

On Wednesday 17 December 2025, the sun will rise at 05:48 and will set at 19:09 on the beach(es) of Atiu island. The outside temperature will be a high of 79°F t and a low of 77°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 19.9mph km/h (with gusts up to 27.3mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside 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 (78°F)25°C (77°F)
Perceived temperature27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (81°F)28°C (82°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity84%82%81%80%80%80%80%82%
Barometric pressure1008 hPa1007 hPa1007 hPa1008 hPa1008 hPa1007 hPa1007 hPa1007 hPa
Cloud cover100%100%100%80%94%72%82%81%
Heat index27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (80°F)27°C (81°F)28°C (82°F)28°C (82°F)
Dew point22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (72°F)
Wind
Speed18km/h (11mph)21km/h (13mph)22km/h (14mph)25km/h (15mph)24km/h (15mph)26km/h (16mph)29km/h (18mph)32km/h (20mph)
Gusts27km/h (17mph)28km/h (17mph)29km/h (18mph)33km/h (21mph)34km/h (21mph)37km/h (23mph)40km/h (25mph)44km/h (27mph)
Direction 141°
SE
144°
SE
132°
SE
110°
ESE
110°
ESE
116°
ESE
119°
ESE
116°
ESE
Wind chill25°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 (78°F)25°C (77°F)
Waves
Height1.6m (5.2ft)1.6m (5.2ft)1.6m (5.3ft)1.7m (5.5ft)1.8m (5.8ft)1.7m (5.7ft)1.7m (5.7ft)1.9m (6.2ft)
Direction 191°
SSW
190°
S
194°
SSW
207°
SSW
203°
SSW
200°
SSW
197°
SSW
208°
SSW
Period13.8 sec.13.5 sec.13.2 sec.12.8 sec.8.6 sec.8.5 sec.8.5 sec.8.3 sec.
Significant height1.1m (3.6ft)1.1m (3.6ft)1.3m (4.3ft)1.2m (3.9ft)0.9m (3ft)0.8m (2.6ft)1.0m (3.3ft)1.4m (4.6ft)
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 Thursday 18 December 2025

On Thursday 18 December 2025, the sun will rise at 05:49 and will set at 19:09 on the beach(es) of Atiu island. The outside temperature will be a high of 79°F t and a low of 77°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 19.9mph km/h (with gusts up to 27.3mph). Wave height will be up to 11.8ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)25°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)
Perceived temperature28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%80%81%83%82%82%82%80%
Barometric pressure1008 hPa1006 hPa1007 hPa1009 hPa1008 hPa1008 hPa1008 hPa1010 hPa
Cloud cover63%72%69%96%82%77%83%85%
Heat index28°C (82°F)28°C (83°F)28°C (83°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)
Dew point22°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 (71°F)
Wind
Speed31km/h (19mph)29km/h (18mph)31km/h (19mph)32km/h (20mph)29km/h (18mph)30km/h (19mph)31km/h (19mph)31km/h (19mph)
Gusts41km/h (26mph)39km/h (24mph)42km/h (26mph)44km/h (27mph)43km/h (26mph)43km/h (27mph)42km/h (26mph)44km/h (27mph)
Direction 121°
ESE
126°
SE
131°
SE
124°
SE
119°
ESE
124°
ESE
122°
ESE
120°
ESE
Wind chill26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)25°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)
Waves
Height2.5m (8.3ft)3.5m (11.6ft)3.6m (11.8ft)3.1m (10.2ft)2.8m (9.3ft)3.4m (11.1ft)3.6m (11.8ft)3.6m (11.9ft)
Direction 275°
W
320°
NW
316°
NW
315°
NW
315°
NW
314°
NW
323°
NW
228°
SW
Period9.1 sec.11.2 sec.8.7 sec.8.6 sec.8.8 sec.9.6 sec.9.3 sec.9.0 sec.
Significant height2.0m (6.6ft)1.7m (5.6ft)1.3m (4.3ft)1.2m (3.9ft)0.7m (2.3ft)1.7m (5.6ft)1.2m (3.9ft)0.9m (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 Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 05:49 and will set at 19:10 on the beach(es) of Atiu island. The outside temperature will be a high of 79°F t and a low of 77°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 22.4mph). Wave height will be up to 11.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature26°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (77°F)26°C (78°F)26°C (78°F)26°C (78°F)
Perceived temperature28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%80%78%78%80%81%82%82%
Barometric pressure1010 hPa1009 hPa1010 hPa1012 hPa1011 hPa1011 hPa1011 hPa1012 hPa
Cloud cover75%85%98%80%67%92%93%94%
Heat index28°C (82°F)28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)28°C (82°F)28°C (83°F)28°C (82°F)
Dew point22°C (72°F)22°C (71°F)21°C (70°F)21°C (70°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (72°F)
Wind
Speed26km/h (16mph)23km/h (14mph)23km/h (14mph)22km/h (14mph)23km/h (14mph)24km/h (15mph)25km/h (15mph)25km/h (16mph)
Gusts36km/h (22mph)31km/h (19mph)31km/h (19mph)31km/h (19mph)33km/h (21mph)33km/h (21mph)34km/h (21mph)35km/h (21mph)
Direction 112°
ESE
122°
ESE
122°
ESE
115°
ESE
118°
ESE
120°
ESE
120°
ESE
115°
ESE
Wind chill26°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (77°F)26°C (78°F)26°C (78°F)26°C (78°F)
Waves
Height3.4m (11.3ft)3.0m (9.8ft)2.7m (8.9ft)2.5m (8.2ft)2.3m (7.5ft)2.3m (7.5ft)2.2m (7.2ft)2.2m (7.2ft)
Direction 122°
ESE
123°
ESE
204°
SSW
319°
NW
311°
NW
296°
WNW
306°
NW
307°
NW
Period8.6 sec.8.0 sec.7.8 sec.8.0 sec.8.0 sec.7.9 sec.7.5 sec.7.2 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)1.5m (4.9ft)1.3m (4.3ft)1.3m (4.3ft)1.5m (4.9ft)1.5m (4.9ft)1.4m (4.6ft)
Sea water temperature
Water temperature24°C (76°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 05:50 and will set at 19:10 on the beach(es) of Atiu island. The outside temperature will be a high of 79°F t and a low of 77°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 14.9mph km/h (with gusts up to 20.5mph). Wave height will be up to 6.9ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (77°F)25°C (78°F)26°C (78°F)25°C (78°F)
Perceived temperature28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (80°F)27°C (81°F)28°C (82°F)28°C (82°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity83%82%80%78%75%72%74%77%
Barometric pressure1012 hPa1011 hPa1012 hPa1013 hPa1012 hPa1011 hPa1011 hPa1012 hPa
Cloud cover92%96%90%62%36%26%48%74%
Heat index28°C (82°F)28°C (82°F)28°C (82°F)27°C (81°F)27°C (80°F)27°C (81°F)28°C (82°F)28°C (82°F)
Dew point22°C (72°F)22°C (72°F)22°C (71°F)21°C (70°F)20°C (69°F)20°C (68°F)21°C (69°F)21°C (70°F)
Wind
Speed24km/h (15mph)22km/h (14mph)21km/h (13mph)21km/h (13mph)21km/h (13mph)22km/h (13mph)22km/h (13mph)24km/h (15mph)
Gusts33km/h (21mph)30km/h (19mph)28km/h (18mph)30km/h (18mph)31km/h (19mph)32km/h (20mph)30km/h (19mph)33km/h (20mph)
Direction 111°
ESE
115°
ESE
121°
ESE
126°
SE
134°
SE
133°
SE
132°
SE
133°
SE
Wind chill25°C (78°F)25°C (78°F)25°C (78°F)25°C (78°F)25°C (77°F)25°C (78°F)26°C (78°F)25°C (78°F)
Waves
Height2.1m (6.9ft)2.0m (6.6ft)2.1m (6.9ft)2.1m (6.9ft)2.1m (6.9ft)2.1m (6.9ft)2.1m (6.9ft)2.1m (6.9ft)
Direction 302°
WNW
303°
WNW
217°
SW
169°
SSE
164°
SSE
159°
SSE
149°
SSE
135°
SE
Period7.5 sec.8.0 sec.9.0 sec.9.1 sec.9.0 sec.8.7 sec.8.4 sec.8.4 sec.
Significant height1.3m (4.3ft)1.2m (3.9ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.1m (3.6ft)
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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