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

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

Discover the best moment to go to the beach in Rarotonga 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 Rarotonga 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 13 December 202574°F to 77°Fdiscouraged
Sunday 14 December 202577°F to 77°Frecommended
Monday 15 December 202572°F to 77°Frecommended
Tuesday 16 December 202572°F to 77°Fdiscouraged
Wednesday 17 December 202576°F to 76°Fnot recommended
Thursday 18 December 202576°F to 77°Fnot recommended
Friday 19 December 202576°F to 77°Fnot recommended

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

Sea weather on Saturday 13 December 2025

On Saturday 13 December 2025, the sun will rise at 05:52 and will set at 19:17 on the beach(es) of Rarotonga island. 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 19.3mph km/h (with gusts up to 25.5mph). 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)24°C (75°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (75°F)25°C (76°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 (79°F)27°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity82%82%86%83%84%81%80%81%
Barometric pressure1013 hPa1011 hPa1012 hPa1013 hPa1012 hPa1011 hPa1011 hPa1012 hPa
Cloud cover100%100%100%100%95%90%84%82%
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 (79°F)27°C (80°F)
Dew point20°C (69°F)21°C (69°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)20°C (68°F)21°C (70°F)
Wind
Speed31km/h (19mph)28km/h (17mph)27km/h (17mph)24km/h (15mph)25km/h (16mph)15km/h (9mph)9km/h (6mph)9km/h (6mph)
Gusts41km/h (25mph)37km/h (23mph)41km/h (25mph)33km/h (21mph)35km/h (22mph)21km/h (13mph)14km/h (9mph)13km/h (8mph)
Direction 66°
ENE
75°
ENE
52°
NE
35°
NE

N

N
355°
N
39°
NE
Wind chill24°C (75°F)24°C (75°F)24°C (75°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (75°F)25°C (76°F)
Waves
Height1.5m (4.8ft)1.5m (4.8ft)1.5m (5.0ft)1.5m (4.9ft)1.4m (4.8ft)1.4m (4.5ft)1.3m (4.4ft)1.3m (4.3ft)
Direction 187°
S
188°
S
188°
S
188°
S
184°
S
183°
S
183°
S
340°
NNW
Period9.8 sec.9.7 sec.9.5 sec.9.4 sec.6.2 sec.6.2 sec.6.3 sec.6.4 sec.
Significant height1.2m (3.9ft)1.2m (3.9ft)1.2m (3.9ft)1.1m (3.6ft)0.8m (2.6ft)1.1m (3.6ft)1.0m (3.3ft)1.0m (3.3ft)
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 Sunday 14 December 2025

On Sunday 14 December 2025, the sun will rise at 05:52 and will set at 19:17 on the beach(es) of Rarotonga island. The outside temperature will be a high of 77°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 8.1mph km/h (with gusts up to 11.8mph). 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 (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (78°F)25°C (77°F)
Perceived temperature27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity80%79%80%80%79%76%76%79%
Barometric pressure1012 hPa1011 hPa1011 hPa1012 hPa1011 hPa1010 hPa1009 hPa1010 hPa
Cloud cover23%42%84%45%66%60%58%66%
Heat index27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)
Dew point21°C (70°F)21°C (69°F)21°C (70°F)21°C (70°F)21°C (69°F)21°C (69°F)21°C (70°F)21°C (70°F)
Wind
Speed13km/h (8mph)10km/h (6mph)10km/h (6mph)13km/h (8mph)13km/h (8mph)10km/h (6mph)12km/h (7mph)12km/h (7mph)
Gusts17km/h (11mph)14km/h (8mph)14km/h (9mph)18km/h (11mph)19km/h (12mph)14km/h (9mph)16km/h (10mph)17km/h (10mph)
Direction 49°
NE
51°
NE
71°
ENE
74°
ENE
70°
ENE
77°
ENE
89°
E
91°
E
Wind chill25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (77°F)25°C (78°F)25°C (77°F)
Waves
Height1.3m (4.2ft)1.2m (4.1ft)1.2m (4.1ft)1.2m (4.0ft)1.2m (4.0ft)1.2m (4.0ft)1.2m (4.0ft)1.2m (3.9ft)
Direction 342°
NNW
342°
NNW
338°
NNW
339°
NNW
339°
NNW
340°
NNW
335°
NNW
336°
NNW
Period6.5 sec.6.4 sec.6.5 sec.6.5 sec.6.5 sec.6.6 sec.6.6 sec.6.5 sec.
Significant height1.0m (3.3ft)0.9m (3ft)0.9m (3ft)0.9m (3ft)0.9m (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 Monday 15 December 2025

On Monday 15 December 2025, the sun will rise at 05:52 and will set at 19:18 on the beach(es) of Rarotonga island. The outside temperature will be a high of 77°F t and a low of 72°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 10.6mph km/h (with gusts up to 16.2mph). Wave height will be up to 4.3ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (76°F)24°C (76°F)22°C (72°F)22°C (72°F)
Perceived temperature27°C (81°F)27°C (81°F)27°C (80°F)27°C (81°F)27°C (80°F)26°C (79°F)25°C (76°F)25°C (76°F)
Precipitation0in0in0in0in0in0.1in0.1in0in
Humidity80%81%82%81%80%83%90%92%
Barometric pressure1010 hPa1009 hPa1009 hPa1009 hPa1008 hPa1007 hPa1007 hPa1008 hPa
Cloud cover80%70%77%75%59%100%95%100%
Heat index27°C (81°F)27°C (81°F)27°C (80°F)27°C (81°F)27°C (80°F)26°C (79°F)25°C (76°F)25°C (76°F)
Dew point21°C (71°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)21°C (69°F)
Wind
Speed13km/h (8mph)14km/h (9mph)12km/h (7mph)15km/h (9mph)17km/h (11mph)15km/h (10mph)9km/h (6mph)1km/h (1mph)
Gusts17km/h (11mph)19km/h (12mph)17km/h (11mph)20km/h (13mph)26km/h (16mph)25km/h (16mph)16km/h (10mph)2km/h (1mph)
Direction 80°
E
65°
ENE
58°
ENE
38°
NE
34°
NNE
349°
NNW
255°
WSW
261°
W
Wind chill25°C (77°F)25°C (77°F)25°C (76°F)25°C (77°F)25°C (76°F)24°C (76°F)22°C (72°F)22°C (72°F)
Waves
Height1.2m (3.9ft)1.2m (3.8ft)1.2m (3.8ft)1.2m (3.9ft)1.2m (4.0ft)1.2m (4.0ft)1.3m (4.2ft)1.3m (4.2ft)
Direction 337°
NNW
338°
NNW
327°
NNW
327°
NNW
328°
NNW
249°
WSW
221°
SW
222°
SW
Period6.5 sec.6.5 sec.6.4 sec.6.4 sec.6.3 sec.6.3 sec.11.3 sec.10.7 sec.
Significant height0.9m (3ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.8m (2.6ft)0.9m (3ft)1.0m (3.3ft)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 05:53 and will set at 19:19 on the beach(es) of Rarotonga island. 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 14.3mph km/h (with gusts up to 20.5mph). Wave height will be up to 7.5ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature22°C (72°F)23°C (73°F)24°C (74°F)24°C (75°F)24°C (76°F)25°C (76°F)24°C (76°F)25°C (76°F)
Perceived temperature25°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 (79°F)26°C (79°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity92%89%85%84%81%76%76%74%
Barometric pressure1007 hPa1005 hPa1006 hPa1007 hPa1006 hPa1006 hPa1006 hPa1007 hPa
Cloud cover100%95%93%84%79%95%90%100%
Heat index25°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 (79°F)26°C (79°F)
Dew point21°C (70°F)21°C (70°F)21°C (70°F)21°C (70°F)21°C (69°F)20°C (68°F)20°C (68°F)20°C (67°F)
Wind
Speed6km/h (4mph)5km/h (3mph)12km/h (7mph)14km/h (9mph)23km/h (14mph)23km/h (14mph)21km/h (13mph)18km/h (11mph)
Gusts9km/h (6mph)7km/h (5mph)16km/h (10mph)19km/h (12mph)32km/h (20mph)33km/h (20mph)31km/h (19mph)25km/h (16mph)
Direction 193°
SSW
207°
SSW
199°
SSW
210°
SSW
195°
SSW
221°
SW
218°
SW
164°
SSE
Wind chill22°C (72°F)23°C (73°F)24°C (74°F)24°C (75°F)24°C (76°F)25°C (76°F)24°C (76°F)25°C (76°F)
Waves
Height1.3m (4.3ft)1.3m (4.3ft)1.3m (4.4ft)1.4m (4.6ft)1.6m (5.1ft)1.8m (5.9ft)2.0m (6.5ft)2.3m (7.5ft)
Direction 206°
SSW
202°
SSW
199°
SSW
195°
SSW
186°
S
187°
S
186°
S
189°
S
Period10.4 sec.10.0 sec.9.7 sec.9.5 sec.15.2 sec.14.8 sec.14.4 sec.14.1 sec.
Significant height1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.0m (3.3ft)1.3m (4.3ft)1.5m (4.9ft)1.4m (4.6ft)1.1m (3.6ft)
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 05:53 and will set at 19:19 on the beach(es) of Rarotonga 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! Be careful, the sea will be generally rough with a wind speed of up to 25.5mph km/h (with gusts up to 33.6mph). Wave height will be up to 10.2ft 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)24°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)24°C (76°F)
Perceived 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)
Precipitation0in0in0in0in0in0in0in0in
Humidity79%76%74%74%72%76%77%77%
Barometric pressure1008 hPa1006 hPa1008 hPa1009 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover95%81%92%84%56%73%89%82%
Heat index26°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)
Dew point20°C (69°F)20°C (68°F)19°C (67°F)19°C (67°F)19°C (66°F)20°C (67°F)20°C (68°F)20°C (68°F)
Wind
Speed35km/h (22mph)41km/h (26mph)38km/h (24mph)39km/h (24mph)35km/h (21mph)35km/h (22mph)37km/h (23mph)39km/h (24mph)
Gusts47km/h (29mph)54km/h (34mph)51km/h (32mph)53km/h (33mph)49km/h (30mph)50km/h (31mph)53km/h (33mph)52km/h (33mph)
Direction 140°
SE
134°
SE
132°
SE
135°
SE
130°
SE
127°
SE
120°
ESE
111°
ESE
Wind chill24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (76°F)24°C (75°F)24°C (75°F)24°C (76°F)
Waves
Height2.6m (8.4ft)2.8m (9.3ft)3.0m (9.9ft)3.1m (10.3ft)3.1m (10.2ft)1.9m (6.4ft)2.0m (6.5ft)2.1m (6.7ft)
Direction 172°
S
167°
SSE
152°
SSE
145°
SE
141°
SE
197°
SSW
199°
SSW
200°
SSW
Period13.7 sec.13.4 sec.13.1 sec.12.7 sec.12.4 sec.12.3 sec.12.1 sec.11.8 sec.
Significant height1.3m (4.3ft)1.5m (4.9ft)1.4m (4.6ft)1.5m (4.9ft)1.5m (4.9ft)0.8m (2.6ft)1.1m (3.6ft)1.2m (3.9ft)
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 05:54 and will set at 19:20 on the beach(es) of Rarotonga island. 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! Be careful, the sea will be generally rough with a wind speed of up to 27.3mph km/h (with gusts up to 37.9mph). Wave height will be up to 8.2ft 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)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Perceived temperature26°C (79°F)26°C (80°F)27°C (80°F)27°C (80°F)26°C (80°F)26°C (80°F)27°C (80°F)27°C (80°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity77%76%76%77%78%79%80%82%
Barometric pressure1010 hPa1009 hPa1009 hPa1010 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover72%65%61%53%42%70%91%100%
Heat index26°C (79°F)26°C (80°F)27°C (80°F)27°C (80°F)26°C (80°F)26°C (80°F)27°C (80°F)27°C (80°F)
Dew point20°C (68°F)20°C (68°F)20°C (68°F)20°C (69°F)20°C (69°F)21°C (69°F)21°C (69°F)21°C (70°F)
Wind
Speed37km/h (23mph)39km/h (24mph)40km/h (25mph)42km/h (26mph)42km/h (26mph)42km/h (26mph)42km/h (26mph)44km/h (28mph)
Gusts50km/h (31mph)51km/h (32mph)53km/h (33mph)57km/h (36mph)59km/h (37mph)60km/h (37mph)60km/h (37mph)61km/h (38mph)
Direction 111°
ESE
109°
ESE
112°
ESE
111°
ESE
111°
ESE
118°
ESE
121°
ESE
122°
ESE
Wind chill25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Waves
Height2.2m (7.1ft)2.3m (7.5ft)2.3m (7.5ft)2.3m (7.5ft)2.4m (7.9ft)2.4m (7.9ft)2.5m (8.2ft)2.5m (8.2ft)
Direction 174°
S
120°
ESE
117°
ESE
114°
ESE
113°
ESE
111°
ESE
184°
S
337°
NNW
Period11.6 sec.11.5 sec.11.4 sec.11.3 sec.11.0 sec.10.1 sec.8.4 sec.8.2 sec.
Significant height1.3m (4.3ft)1.4m (4.6ft)1.5m (4.9ft)1.5m (4.9ft)1.6m (5.2ft)1.6m (5.2ft)1.6m (5.2ft)1.6m (5.2ft)
Sea water temperature
Water temperature24°C (75°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather on Friday 19 December 2025

On Friday 19 December 2025, the sun will rise at 05:54 and will set at 19:20 on the beach(es) of Rarotonga island. 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! Be careful, the sea will be generally rough with a wind speed of up to 27.3mph km/h (with gusts up to 37.3mph). Wave height will be up to 8.2ft today.

0:003:006:009:0012:0015:0018:0021:00
Weather
Sky condition
Outside temperature24°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Perceived temperature27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)
Precipitation0in0in0in0in0in0in0in0in
Humidity85%88%88%89%89%89%88%89%
Barometric pressure1010 hPa1009 hPa1009 hPa1011 hPa1010 hPa1009 hPa1009 hPa1010 hPa
Cloud cover100%100%100%100%100%100%97%96%
Heat index27°C (80°F)27°C (80°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)27°C (81°F)
Dew point22°C (71°F)22°C (72°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)23°C (73°F)
Wind
Speed44km/h (27mph)43km/h (27mph)44km/h (27mph)42km/h (26mph)38km/h (24mph)35km/h (21mph)35km/h (22mph)33km/h (21mph)
Gusts60km/h (38mph)57km/h (36mph)59km/h (36mph)57km/h (36mph)54km/h (33mph)50km/h (31mph)50km/h (31mph)46km/h (28mph)
Direction 128°
SE
139°
SE
140°
SE
141°
SE
145°
SE
150°
SSE
164°
SSE
175°
S
Wind chill24°C (76°F)24°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)25°C (76°F)
Waves
Height2.5m (8.2ft)2.5m (8.2ft)2.4m (7.9ft)2.4m (7.9ft)2.3m (7.5ft)2.1m (6.9ft)2.0m (6.6ft)2.0m (6.6ft)
Direction 263°
W
115°
ESE
114°
ESE
116°
ESE
190°
S
334°
NNW
332°
NNW
330°
NNW
Period8.0 sec.7.7 sec.7.3 sec.7.3 sec.7.6 sec.7.6 sec.7.6 sec.7.5 sec.
Significant height1.5m (4.9ft)1.4m (4.6ft)1.4m (4.6ft)1.3m (4.3ft)1.2m (3.9ft)0.9m (3ft)0.6m (2ft)1.1m (3.6ft)
Sea water temperature
Water temperature26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)26°C (78°F)

Sea weather chart over the next 7 days

Outside temperature

Wind speed

Precipitation

Wave height

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