Swimming in Tongatapu Island in december 2026: Average sea temperature in december and tide times in december 2026
Average sea temperature in Tongatapu Island in december 2026.
In december, according to seasonal norms, the sea temperature in Tongatapu Island is:
Minimum: 77°F
Average: 80°F
Maximum: 83°F
Other useful seasonal weather averages in december:
- Outside temperature: 78°F to 79°F
- Most common weather: "Partly Cloudy"
- The wind blows at 16.2mph
- It rains a total of 5.4in, over 6 day(s).
Should we swim in Tongatapu Island in december?
Yes! The water temperature in Tongatapu Island in december is ideal
In december, swimming is ideal on the beaches around Tongatapu Island! With water reaching 83°F at most and 80°F on average, spending time in the water is very pleasant.
Note also that in december, the climate is good with an average outside temperature of 78°F, 5.4in of precipitation (over 6 days) and 79.64 % humidity.
Water and normal seasonal temperatures in Tongatapu Island in december
| December | |||
| Average sea temperature | 80°F | ||
| Minimum sea temperature | 77°F | ||
| Maximum sea temperature | 83°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 79°F | ||
| Minimum outside temperature | 79°F | ||
| Wind speed | 16.8mph | ||
| Wind temperature | 79°F | ||
| Precipitation | 5.4in | ||
| Number of days of rain | 6 jour(s) (18%) | ||
| Humidity | 80% | ||
| Visibility in kilometers | 9.64km | ||
| Cloud cover | 49% | ||
| Our opinion | ideal swimming |
Chart of the tides in december 2026
Tide times in december 2026 in Tongatapu Island
Swim elsewhere in Tonga in december
| City | Average T° | Min. T° | Max. T° | Our opinion | Nukuʻalofa in december | 80°F | 84°F | ideal swimming | Haʻapai islands (Lifuka and Foa) in december | 82°F | 85°F | ideal swimming | Vavaʻu island in december | 83°F | 86°F | ideal swimming |