Avarua Weather: September
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Average Day Temperature: | 77.8°F |
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Average Night Temperature: | 75.9°F |
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Sea Water Temperature: | 79.1°F |
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Number of Sunny Days: | 4 days |
| Sunshine Hours: | 11.7 - 12.3 hours | |
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Number of Rainy Days: | 3 days |
| Precipitation Totals: | 1.7 in | |
| detailed information | ||
forecast
| Avarua |
Temperature
| Avarua |
Air Temperature in September, °F
The highest day temperature in September 2026 was 78°F. The lowest night temperature was 68°F. The average values for day and night temperatures during September were 73.3°F и 73.0°F respectivly.
Avarua Water Sea Temperature in September, °F
The average sea surface temperature in September 2026 for Avarua was 77.7°F. The maximum and minimum values were 75.4°F and 80.0°F respectively.
Most of the days in September are gloomy but you can also expect sunny days.
Precipitation Totals in September, in
Precipitation total in September for Avarua is 1.7 in. It makes september the least rainy month of the year.
The average wind speed in September is 15.1 mph.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Avarua in September is 5.4 hours.
| 1200 | ![]() |
72°F | W 16 mph |
| 1500 | ![]() |
72°F | W 17 mph |
| 1800 | ![]() |
72°F | NW 17 mph |
| 2100 | ![]() |
72°F | NW 19 mph |
| 0000 | ![]() |
70°F | W 19 mph |
| 0300 | ![]() |
70°F | NW 20 mph |
| 0600 | ![]() |
70°F | NW 20 mph |
| 0900 | ![]() |
72°F | NW 20 mph |






























