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
Saturday 18 July 202670°F to 72°Fdiscouraged
Sunday 19 July 202670°F to 72°Fdiscouraged
Monday 20 July 202670°F to 72°Fdiscouraged
Tuesday 21 July 202672°F to 76°Fdiscouraged
Wednesday 22 July 202676°F to 76°Fdiscouraged
Thursday 23 July 202672°F to 77°Fdiscouraged
Friday 24 July 202672°F to 74°Fdiscouraged

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

Sea weather on Saturday 18 July 2026

On Saturday 18 July 2026, the sun will rise at 07:07 and will set at 18:10 on the beach(es) of Atiu island. 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 23mph km/h (with gusts up to 29.2mph). Wave height will be up to 9.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature21°C (70°F)22°C (71°F)22°C (72°F)22°C (71°F)21°C (70°F)21°C (69°F)21°C (70°F)21°C (70°F)
Perceived temperature21°C (70°F)22°C (71°F)25°C (76°F)22°C (71°F)21°C (70°F)21°C (69°F)21°C (70°F)21°C (70°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity56%53%57%61%56%56%55%57%
Barometric pressure1017 hPa1016 hPa1016 hPa1018 hPa1018 hPa1017 hPa1017 hPa1019 hPa
Cloud cover50%18%62%75%38%34%33%50%
Heat index24°C (76°F)24°C (76°F)25°C (76°F)24°C (76°F)21°C (70°F)21°C (69°F)21°C (70°F)24°C (76°F)
Dew point12°C (54°F)12°C (53°F)13°C (56°F)14°C (57°F)12°C (53°F)12°C (53°F)12°C (53°F)12°C (54°F)
Wind
Speed28km/h (18mph)34km/h (21mph)31km/h (19mph)37km/h (23mph)33km/h (21mph)31km/h (19mph)30km/h (19mph)30km/h (19mph)
Gusts35km/h (22mph)43km/h (26mph)39km/h (25mph)47km/h (29mph)45km/h (28mph)44km/h (27mph)43km/h (27mph)38km/h (24mph)
Direction 210°
SSW
210°
SSW
200°
SSW
184°
S
169°
S
166°
SSE
160°
SSE
145°
SE
Wind chill21°C (70°F)22°C (71°F)22°C (72°F)22°C (71°F)21°C (70°F)21°C (69°F)21°C (70°F)21°C (70°F)
Waves
Height2.1m (7.0ft)2.0m (6.7ft)2.1m (6.8ft)2.2m (7.3ft)2.7m (8.8ft)2.9m (9.5ft)2.9m (9.6ft)2.9m (9.6ft)
Direction 166°
SSE
166°
SSE
166°
SSE
167°
SSE
181°
S
182°
S
185°
S
188°
S
Period13.3 sec.15.8 sec.15.7 sec.14.7 sec.14.6 sec.13.3 sec.11.8 sec.11.9 sec.
Significant height1.0m (3.3ft)1.1m (3.6ft)1.0m (3.3ft)1.2m (3.9ft)1.3m (4.3ft)1.4m (4.6ft)1.0m (3.3ft)0.9m (3ft)
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 19 July 2026

On Sunday 19 July 2026, the sun will rise at 07:06 and will set at 18:11 on the beach(es) of Atiu island. 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 19.9mph km/h (with gusts up to 26.1mph). Wave height will be up to 9.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)21°C (70°F)21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)22°C (71°F)
Perceived temperature22°C (71°F)21°C (70°F)21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)22°C (71°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity52%57%55%54%53%58%67%58%
Barometric pressure1018 hPa1017 hPa1018 hPa1019 hPa1019 hPa1017 hPa1017 hPa1019 hPa
Cloud cover74%79%45%59%55%98%63%95%
Heat index24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)21°C (69°F)25°C (76°F)
Dew point11°C (53°F)12°C (54°F)12°C (54°F)12°C (53°F)11°C (52°F)12°C (54°F)14°C (58°F)13°C (56°F)
Wind
Speed30km/h (18mph)28km/h (18mph)29km/h (18mph)22km/h (14mph)27km/h (17mph)22km/h (14mph)29km/h (18mph)32km/h (20mph)
Gusts38km/h (24mph)35km/h (22mph)38km/h (23mph)28km/h (18mph)36km/h (23mph)31km/h (19mph)40km/h (25mph)42km/h (26mph)
Direction 146°
SE
144°
SE
141°
SE
140°
SE
136°
SE
135°
SE
136°
SE
124°
ESE
Wind chill22°C (71°F)21°C (70°F)21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)22°C (71°F)
Waves
Height2.8m (9.3ft)2.8m (9.1ft)2.6m (8.6ft)2.5m (8.3ft)2.5m (8.2ft)2.5m (8.2ft)2.5m (8.1ft)2.5m (8.3ft)
Direction 191°
S
193°
SSW
194°
SSW
196°
SSW
196°
SSW
195°
SSW
196°
SSW
207°
SSW
Period11.9 sec.11.8 sec.11.4 sec.11.3 sec.11.2 sec.11.3 sec.10.9 sec.10.9 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)0.8m (2.6ft)0.8m (2.6ft)1.0m (3.3ft)1.1m (3.6ft)1.2m (3.9ft)1.0m (3.3ft)
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 20 July 2026

On Monday 20 July 2026, the sun will rise at 07:06 and will set at 18:11 on the beach(es) of Atiu island. 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 23mph km/h (with gusts up to 31.7mph). Wave height will be up to 9.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (71°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)
Perceived temperature22°C (71°F)22°C (71°F)25°C (76°F)25°C (76°F)22°C (71°F)22°C (71°F)22°C (71°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity59%56%60%63%72%69%68%68%
Barometric pressure1018 hPa1017 hPa1017 hPa1018 hPa1018 hPa1016 hPa1016 hPa1018 hPa
Cloud cover90%55%51%100%78%94%87%80%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)
Dew point13°C (56°F)13°C (55°F)14°C (57°F)15°C (59°F)16°C (61°F)16°C (60°F)15°C (60°F)16°C (60°F)
Wind
Speed31km/h (19mph)28km/h (17mph)22km/h (13mph)27km/h (17mph)32km/h (20mph)32km/h (20mph)37km/h (23mph)33km/h (21mph)
Gusts40km/h (25mph)36km/h (22mph)28km/h (17mph)34km/h (21mph)43km/h (27mph)43km/h (27mph)51km/h (32mph)43km/h (26mph)
Direction 119°
ESE
107°
ESE
110°
ESE
124°
SE
105°
ESE
116°
ESE
106°
ESE
108°
ESE
Wind chill22°C (71°F)22°C (71°F)22°C (72°F)22°C (72°F)22°C (71°F)22°C (71°F)22°C (71°F)22°C (72°F)
Waves
Height2.6m (8.7ft)2.7m (8.8ft)2.7m (8.9ft)2.7m (8.9ft)2.7m (9.0ft)2.7m (9.0ft)2.8m (9.1ft)2.9m (9.4ft)
Direction 205°
SSW
206°
SSW
205°
SSW
206°
SSW
206°
SSW
205°
SSW
206°
SSW
206°
SSW
Period11.0 sec.20.6 sec.10.8 sec.19.3 sec.18.9 sec.18.5 sec.17.9 sec.17.6 sec.
Significant height0.9m (3ft)1.5m (4.9ft)0.8m (2.6ft)0.8m (2.6ft)0.5m (1.6ft)0.7m (2.3ft)1.0m (3.3ft)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 Tuesday 21 July 2026

On Tuesday 21 July 2026, the sun will rise at 07:06 and will set at 18:11 on the beach(es) of Atiu island. 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 19.3mph km/h (with gusts up to 26.7mph). Wave height will be up to 9.2ft 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 (72°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)
Perceived temperature25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity67%67%65%64%63%66%71%72%
Barometric pressure1017 hPa1016 hPa1016 hPa1018 hPa1016 hPa1014 hPa1014 hPa1015 hPa
Cloud cover71%81%88%93%27%71%71%95%
Heat index25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (77°F)25°C (77°F)25°C (77°F)
Dew point16°C (61°F)16°C (60°F)15°C (60°F)15°C (59°F)15°C (59°F)16°C (61°F)17°C (63°F)18°C (65°F)
Wind
Speed28km/h (18mph)26km/h (16mph)27km/h (17mph)24km/h (15mph)24km/h (15mph)25km/h (16mph)26km/h (16mph)31km/h (19mph)
Gusts36km/h (22mph)33km/h (21mph)34km/h (21mph)31km/h (19mph)34km/h (21mph)36km/h (22mph)38km/h (23mph)43km/h (27mph)
Direction 104°
ESE
105°
ESE
104°
ESE
101°
E
98°
E
104°
ESE
99°
E
92°
E
Wind chill22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (74°F)
Waves
Height2.8m (9.2ft)2.7m (8.8ft)2.6m (8.4ft)2.5m (8.2ft)2.4m (8.0ft)2.4m (7.9ft)2.4m (8.0ft)2.5m (8.2ft)
Direction 206°
SSW
207°
SSW
207°
SSW
207°
SSW
206°
SSW
207°
SSW
207°
SSW
206°
SSW
Period17.3 sec.16.8 sec.16.5 sec.16.4 sec.16.3 sec.15.9 sec.15.6 sec.15.5 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)1.1m (3.6ft)1.6m (5.2ft)1.5m (4.9ft)
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 Wednesday 22 July 2026

On Wednesday 22 July 2026, the sun will rise at 07:06 and will set at 18:12 on the beach(es) of Atiu island. The outside temperature will be a high of 76°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 20.5mph km/h (with gusts up to 28mph). Wave height will be up to 9.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (74°F)24°C (74°F)24°C (74°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (74°F)24°C (76°F)
Perceived temperature25°C (78°F)25°C (78°F)25°C (78°F)26°C (79°F)26°C (78°F)26°C (79°F)26°C (78°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity72%73%74%75%77%76%83%83%
Barometric pressure1015 hPa1014 hPa1013 hPa1014 hPa1014 hPa1012 hPa1012 hPa1013 hPa
Cloud cover86%89%77%85%76%67%59%57%
Heat index25°C (78°F)25°C (78°F)25°C (78°F)26°C (79°F)26°C (78°F)26°C (79°F)26°C (78°F)26°C (79°F)
Dew point18°C (65°F)18°C (65°F)19°C (66°F)19°C (67°F)20°C (67°F)20°C (68°F)21°C (69°F)21°C (70°F)
Wind
Speed32km/h (20mph)31km/h (19mph)33km/h (21mph)33km/h (21mph)26km/h (16mph)24km/h (15mph)23km/h (14mph)25km/h (16mph)
Gusts43km/h (27mph)42km/h (26mph)44km/h (28mph)45km/h (28mph)37km/h (23mph)35km/h (22mph)34km/h (21mph)39km/h (24mph)
Direction 79°
E
75°
ENE
84°
E
73°
ENE
69°
ENE
54°
NE
39°
NE
15°
NNE
Wind chill24°C (74°F)24°C (74°F)24°C (74°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (74°F)24°C (76°F)
Waves
Height2.6m (8.6ft)2.7m (8.9ft)2.8m (9.2ft)2.9m (9.5ft)2.9m (9.6ft)2.9m (9.6ft)2.9m (9.4ft)2.7m (8.9ft)
Direction 197°
SSW
197°
SSW
198°
SSW
198°
SSW
198°
SSW
198°
SSW
198°
SSW
199°
SSW
Period15.5 sec.18.7 sec.18.0 sec.17.5 sec.17.1 sec.16.5 sec.16.3 sec.16.0 sec.
Significant height1.5m (4.9ft)0.9m (3ft)1.1m (3.6ft)1.0m (3.3ft)1.1m (3.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)
Sea water temperature
Water temperature23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)23°C (74°F)

Sea weather on Thursday 23 July 2026

On Thursday 23 July 2026, the sun will rise at 07:05 and will set at 18:12 on the beach(es) of Atiu island. The outside temperature will be a high of 77°F t and a low of 72°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 17.4mph km/h (with gusts up to 27.3mph). Wave height will be up to 8.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)23°C (73°F)22°C (72°F)23°C (74°F)
Perceived temperature27°C (80°F)27°C (80°F)27°C (80°F)26°C (79°F)26°C (78°F)25°C (77°F)25°C (77°F)25°C (78°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%81%80%82%82%81%84%81%
Barometric pressure1012 hPa1011 hPa1011 hPa1013 hPa1013 hPa1011 hPa1011 hPa1012 hPa
Cloud cover78%58%58%68%61%83%73%58%
Heat index27°C (80°F)27°C (80°F)27°C (80°F)26°C (79°F)26°C (78°F)25°C (77°F)25°C (77°F)25°C (78°F)
Dew point21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)20°C (69°F)20°C (67°F)20°C (67°F)20°C (68°F)
Wind
Speed28km/h (18mph)23km/h (15mph)19km/h (12mph)19km/h (12mph)20km/h (12mph)22km/h (14mph)20km/h (12mph)19km/h (12mph)
Gusts44km/h (27mph)27km/h (17mph)26km/h (16mph)26km/h (16mph)28km/h (17mph)31km/h (19mph)27km/h (17mph)26km/h (16mph)
Direction 356°
N
319°
NW
272°
W
235°
SW
222°
SW
218°
SW
233°
SW
247°
WSW
Wind chill25°C (76°F)25°C (76°F)25°C (76°F)24°C (76°F)24°C (75°F)23°C (73°F)22°C (72°F)23°C (74°F)
Waves
Height2.6m (8.4ft)2.5m (8.2ft)2.3m (7.5ft)2.3m (7.5ft)2.2m (7.2ft)2.1m (6.9ft)2.0m (6.6ft)2.0m (6.6ft)
Direction 199°
SSW
199°
SSW
199°
SSW
200°
SSW
200°
SSW
200°
SSW
201°
SSW
201°
SSW
Period15.7 sec.15.5 sec.15.3 sec.15.1 sec.14.7 sec.14.5 sec.14.4 sec.14.2 sec.
Significant height0.9m (3ft)0.9m (3ft)0.9m (3ft)1.0m (3.3ft)0.7m (2.3ft)0.5m (1.6ft)0.5m (1.6ft)0.6m (2ft)
Sea water temperature
Water temperature23°C (74°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 Friday 24 July 2026

On Friday 24 July 2026, the sun will rise at 07:05 and will set at 18:12 on the beach(es) of Atiu island. The outside temperature will be a high of 74°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 15.5mph km/h (with gusts up to 20.5mph). Wave height will be up to 6.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature23°C (74°F)23°C (74°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)
Perceived temperature25°C (78°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity81%80%81%81%78%75%73%72%
Barometric pressure1013 hPa1012 hPa1012 hPa1014 hPa1014 hPa1013 hPa1013 hPa1015 hPa
Cloud cover94%92%100%99%98%98%87%67%
Heat index25°C (78°F)25°C (77°F)25°C (77°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Dew point20°C (68°F)20°C (67°F)19°C (67°F)19°C (66°F)18°C (65°F)17°C (63°F)17°C (63°F)17°C (63°F)
Wind
Speed20km/h (12mph)23km/h (14mph)25km/h (15mph)24km/h (15mph)20km/h (12mph)15km/h (10mph)14km/h (9mph)14km/h (9mph)
Gusts27km/h (17mph)30km/h (19mph)33km/h (21mph)32km/h (20mph)27km/h (17mph)22km/h (14mph)20km/h (13mph)19km/h (12mph)
Direction 225°
SW
185°
S
176°
S
170°
S
172°
S
176°
S
174°
S
173°
S
Wind chill23°C (74°F)23°C (74°F)23°C (73°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)22°C (72°F)
Waves
Height1.9m (6.2ft)1.8m (5.9ft)1.8m (5.9ft)1.7m (5.6ft)1.7m (5.6ft)1.7m (5.6ft)1.6m (5.2ft)1.6m (5.2ft)
Direction 200°
SSW
200°
SSW
200°
SSW
200°
SSW
199°
SSW
198°
SSW
197°
SSW
195°
SSW
Period13.9 sec.13.6 sec.13.5 sec.13.3 sec.13.1 sec.12.9 sec.12.8 sec.12.7 sec.
Significant height0.4m (1.3ft)0.4m (1.3ft)0.5m (1.6ft)0.7m (2.3ft)0.7m (2.3ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)
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 chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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