September weather forecast
Avatoru, French Polynesia

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Weather in September

September brings a slight uptick in the average rainfall to 46mm (1.81"), suggesting a gentle move towards the humid season. September averages a temperature of 26.5°C (79.7°F), marking the onset of marginally warmer weather. Sunshine hours begin to take off, bidding farewell to the downward trend observed in the past few months. Notably, wind speeds rise again reaching 26.6km/h (16.5mph), characteristic of Avatoru's windy climate. Indicators predict the start of a shift from the dry season to the rainier months ahead.

Temperature

Avatoru, French Polynesia, experiences a minor change to a still warm 26.5°C (79.7°F) in average high-temperature during September, closely reflecting August. The temperature in Avatoru during September nights demonstrates a small drop from the daytime highs, settling to an average of 25.7°C (78.3°F).

Humidity

In Avatoru, the average relative humidity in September is 76%.

Rainfall

In September, in Avatoru, the rain falls for 20.3 days. Throughout September, 46mm (1.81") of precipitation is accumulated. Throughout the year, in Avatoru, there are 280.6 rainfall days, and 1226mm (48.27") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 2min.
On the first day of the month, sunrise is at 05:55 and sunset at 17:45. On the last day of September, sunrise is at 05:33 and sunset at 17:47 -10.

Sunshine

In September, the average sunshine is 8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Avatoru. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Avatoru. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 7 in September translates into these instructions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What are the temperatures in Avatoru in September?

September temperatures vary between a high-temperature of 26.5°C (79.7°F) and a low-temperature of 25.7°C (78.3°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in June is appraised at 30°C (86°F).

What is the average humidity in September in Avatoru?

In September, the average relative humidity is 76%.

How many days does it rain in September in Avatoru?

In September, in Avatoru, French Polynesia, the rain falls for 20.3 days. Throughout September, 46mm (1.81") of precipitation is accumulated.

What is the average length of the day in September in Avatoru?

In Avatoru, French Polynesia, the average day length in September is 12h and 2min.

When is the sunrise / sunset in September in Avatoru?

On the first day of September in Avatoru, sunrise is at 05:55 and sunset at 17:45. On the last day of the month, sunrise is at 05:33 and sunset at 17:47 -10.

How many hours of sunshine does Avatoru have in September?

In Avatoru, French Polynesia, the average sunshine duration in September is 8h.

What is the month with the highest UV index in Avatoru?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Avatoru, French Polynesia.

What is the month with the lowest UV index in Avatoru?

The months with the lowest UV index in Avatoru are January through December, with an average maximum UV index of 7.

How high is the UV index in September in Avatoru?

The average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in September
Avatoru, French Polynesia

Average temperature in September - Avatoru, French Polynesia
  • Average high temperature in September: 26.5°C

The warmest month (with the highest average high temperature) is April (28.4°C).
The month with the lowest average high temperature is August (26.4°C).

  • Average low temperature in September: 25.7°C

The month with the highest average low temperature is April (27.8°C).
The coldest month (with the lowest average low temperature) is August (25.5°C).

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Average pressure in September
Avatoru, French Polynesia

Average pressure in September - Avatoru, French Polynesia
  • Average pressure in September: 1014.2mbar

The months with the highest atmospheric pressure are August and September (1014.2mbar).
The month with the lowest atmospheric pressure is December (1010.7mbar).

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Average wind speed in September
Avatoru, French Polynesia

Average wind speed in September - Avatoru, French Polynesia
  • Average wind speed in September: 26.6km/h

The windiest month (with the highest average wind speed) is July (26.7km/h).
The calmest month (with the lowest average wind speed) is March (19.9km/h).

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Average humidity in September
Avatoru, French Polynesia

Average humidity in September - Avatoru, French Polynesia
  • Average humidity in September: 76%

The months with the highest relative humidity are October and November (77%).
The months with the lowest relative humidity are January and December (75%).

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Average rainfall in September
Avatoru, French Polynesia

Average rainfall in September - Avatoru, French Polynesia
  • Average rainfall in September: 46mm

The wettest month (with the highest rainfall) is December (176mm).
The driest month (with the least rainfall) is August (35mm).

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Average rainfall days in September
Avatoru, French Polynesia

Average rainfall days in September - Avatoru, French Polynesia
  • Average rainfall days in September: 20.3 days

The month with the highest number of rainy days is January (27.2 days).
The month with the least rainy days is August (18.7 days).

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Average daylight in September /
Average sunshine in September
Avatoru, French Polynesia

Average daylight in September / Average sunshine in September - Avatoru, French Polynesia
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 18min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is December (Average sunshine: 9h and 54min).
The month with the least sunshine is July (Average sunshine: 6h and 0min).

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Average sunshine days in September
Avatoru, French Polynesia

Average sunshine days in September - Avatoru, French Polynesia
  • Average sunshine days in September: 5.2 days

The month with the most sunshine days is August (6.5 days).
The month with the least sunshine days is February (1.8 days).

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Average UV index in September
Avatoru, French Polynesia

Average UV index in September - Avatoru, French Polynesia
  • Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

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Average cloud cover in September
Avatoru, French Polynesia

Average cloud cover in September - Avatoru, French Polynesia
  • Average cloud cover in September: 43

The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is April (Cloud cover 40).

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Average visibility in September
Avatoru, French Polynesia

Average visibility in September - Avatoru, French Polynesia
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Avatoru, French Polynesia

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