Measurements:
°C
°F
Avarua 
72°F
W 16 mph
Feels like: 72°F
Precip: 14%
World Resorts Cook Islands Avarua  Weather

Avarua  Sea Water Temperature

Current Sea Water Temperature:
+77.4°F
Maximum Sea Water Temperature in September: 82.6°F
Minimum Sea Water Temperature in September: 75.4°F
Average water temperature in September: 79.1°F

Sea Water Temperature for the Last 10 Days:

September 28 77.4°F September 23 78.4°F
September 27 77.2°F September 22 77.8°F
September 26 77.2°F September 21 78.0°F
September 25 77.8°F September 20 77.2°F
September 24 78.8°F September 19 76.8°F

When is the Warmest Sea for Avarua ?

According to our data for the last three years for Avarua  the highest average sea water temperature was in March, February and April.

Average Water Temperature by Month, °F

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Avarua  was 87.3°F. The maximum and minimum values were 85.8°F and 88.6°F respectively.

Sea Water Temperature in February

Select Year: 2026 2025 2024

The average sea surface temperature in February 2026 for Avarua  was 86.9°F. The maximum and minimum values were 85.8°F and 88.2°F respectively.

Sea Water Temperature in April

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Avarua  was 84.8°F. The maximum and minimum values were 83.6°F and 86.4°F respectively.

Best Time to Visit Avarua 
The most sunny months:
July 5 days
August 5 days
May 4 days
The most warm months:
March 87.0 °F
February 86.5 °F
January 85.8 °F
Warmest sea temperature:
March 85.9 °F
February 85.5 °F
April 84.9 °F
The most cold months:
August 77.3 °F
September 77.8 °F
October 78.8 °F
The most rainy months:
March 11 days
February 9 days
January 8 days
The most windy months:
October 16 mph
May 15 mph
July 15 mph

Avarua  on the Weather Map

Cook Islands Resorts:
NAME
F°
Avarua  +72
24 Hours Weather Forecast
Avarua 
Local time: 11:09
28 sep, monday
1200 72°F
W
16 mph
1500 72°F
W
17 mph
1800 72°F
NW
17 mph
2100 72°F
NW
19 mph
29 sep, tuesday
0000 70°F
W
19 mph
0300 70°F
NW
20 mph
0600 70°F
NW
20 mph
0900 72°F
NW
20 mph