Swimming in Rarotonga island in december 2026: Average sea temperature in december and tide times in december 2026
Average sea temperature in Rarotonga island in december 2026.
In december, according to seasonal norms, the sea temperature in Rarotonga island is:
Minimum: 79°F
Average: 81°F
Maximum: 83°F
Other useful seasonal weather averages in december:
- Outside temperature: 78°F to 79°F
- Most common weather: "Moderate rain at times"
- The wind blows at 16.2mph
- It rains a total of 10.7in, over 11 day(s).
Should we swim in Rarotonga island in december?
Yes! The water temperature in Rarotonga island in december is ideal
In december, swimming is ideal on the beaches around Rarotonga island! With water reaching 83°F at most and 81°F on average, spending time in the water is very pleasant.
Note also that in december, the climate is tolerable with an average outside temperature of 79°F, 10.6in of precipitation (over 11 days) and 80.13 % humidity.
Water and normal seasonal temperatures in Rarotonga island in december
| December | |||
| Average sea temperature | 81°F | ||
| Minimum sea temperature | 79°F | ||
| Maximum sea temperature | 83°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 79°F | ||
| Wind speed | 16.2mph | ||
| Wind temperature | 79°F | ||
| Precipitation | 10.7in | ||
| Number of days of rain | 11 jour(s) (35%) | ||
| Humidity | 81% | ||
| Visibility in kilometers | 9.36km | ||
| Cloud cover | 50% | ||
| Our opinion | ideal swimming |
Chart of the tides in december 2026
Tide times in december 2026 in Rarotonga island
Swim elsewhere in Cook islands in december
| City | Average T° | Min. T° | Max. T° | Our opinion | Avarua in december | 81°F | 83°F | ideal swimming |