Average sea water temperature in September:
+76.2°F
| Minimum sea water temperature in September: | 79.3°F |
| Maximum sea water temperature in September: | 73.9°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 76.6°F. The highest and lowest sea temperatures during the month were 77.7°F and 75.0°F.
Monthly sea water temperature in Avarua , °F
Which Cook Islands resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Avarua | 76.6°F | 76.2°F |
Best time for vacation in Avarua
Avarua on a weather map
24 Hours Forecast
Avarua
Local time: 13:13
March 29, sunday
1500

75°F
SE
14 mph
14 mph
1800

77°F
SE
9 mph
9 mph
2100

75°F
W
2 mph
2 mph
March 30, monday
0000

77°F
SW
12 mph
12 mph
0300

79°F
S
17 mph
17 mph
0600

77°F
S
15 mph
15 mph
0900

79°F
S
14 mph
14 mph
1200

79°F
S
14 mph
14 mph

























