Average sea water temperature in December:
+79.6°F
| Minimum sea water temperature in December: | 82.8°F |
| Maximum sea water temperature in December: | 76.6°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 79.2°F. The highest and lowest sea temperatures during the month were 79.7°F and 78.4°F.
Monthly sea water temperature in Avarua , °F
Which Cook Islands resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Avarua | 79.2°F | 78.4°F |
Best time for vacation in Avarua
Avarua on a weather map
24 Hours Forecast
Avarua
Local time: 00:09
October 10, saturday
0300

70°F
NW
24 mph
24 mph
0600

70°F
NW
22 mph
22 mph
0900

70°F
NW
21 mph
21 mph
1200

70°F
NW
20 mph
20 mph
1500

70°F
NW
21 mph
21 mph
1800

70°F
NW
22 mph
22 mph
2100

70°F
NW
22 mph
22 mph
October 11, sunday
0000

70°F
NW
21 mph
21 mph

























