September weather forecast
Kouaoua, New Caledonia

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Weather in September

In Kouaoua, September signals the farewell to the dry season, with a minor upshift in temperatures from 18.6°C (65.5°F) to 22.6°C (72.7°F) as compared to August. The advent of this transitional period can be sensed in the marginal increase in rainfall from the preceding month. While the wind speed continues to remain on the lower side, the bright side is the protracted sunshine hours, making outdoor activities possible for more extended periods. The UV index stably remains at 6, alluding to moderate exposure levels. The crisp air and clear skies create an alluring outdoor vista, inviting everyone to bask in its charm.

Temperature

The average high-temperature in September, at a still agreeable 22.6°C (72.7°F), reveals a modest deviation from August's 21.9°C (71.4°F). Nighttime temperatures hover around an average low of 18.6°C (65.5°F) in September, a slight descent from daytime highs.

Humidity

September is the least humid month in Kouaoua, with an average relative humidity of 74%.

Rainfall

The month with the least rainfall is September, when the rain falls for 8.9 days and typically collects 21mm (0.83") of precipitation.

Daylight

In Kouaoua, the average length of the day in September is 11h and 58min.
On the first day of September in Kouaoua, sunrise is at 06:05 and sunset at 17:47. On the last day of the month, sunrise is at 05:38 and sunset at 17:54 +11.

Sunshine

The average sunshine in September is 8h.

UV index

In Kouaoua, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during September leads to these instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Jan 24, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are September temperatures in Kouaoua?

The high-temperature, in September, in Kouaoua, is 22.6°C (72.7°F), while the low-temperature averages to 18.6°C (65.5°F). In March, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 30°C (86°F).

What is the least humid month in Kouaoua?

The least humid month in Kouaoua, New Caledonia, is September, with an average relative humidity of 74%.

What is the average humidity in September in Kouaoua?

In Kouaoua, New Caledonia, the average relative humidity in September is 74%.

What is the driest month in Kouaoua?

September is the month with the least rainfall. Rain falls for 8.9 days and accumulates 21mm (0.83") of precipitation.

How much does it rain in Kouaoua in September?

In Kouaoua, in September, it is raining for 8.9 days, with typically 21mm (0.83") of accumulated precipitation.

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

In Kouaoua, New Caledonia, the average day length in September is 11h and 58min.

When is the sunrise / sunset in September in Kouaoua?

In September, on the first day of the month, sunrise is at 06:05 and sunset at 17:47. On the last day of the month, in Kouaoua, New Caledonia, sunrise is at 05:38 and sunset at 17:54 +11.

How many hours of sunshine does Kouaoua have in September?

The average sunshine duration in September is 8h.

What is the UV index reading in September in Kouaoua?

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.

Average temperature in September
Kouaoua, New Caledonia

Average temperature in September - Kouaoua, New Caledonia
  • Average high temperature in September: 22.6°C

The warmest month (with the highest average high temperature) is February (27.5°C).
The months with the lowest average high temperature are July and August (21.9°C).

  • Average low temperature in September: 18.6°C

The month with the highest average low temperature is February (24.3°C).
The coldest month (with the lowest average low temperature) is August (18.2°C).

Average pressure in September
Kouaoua, New Caledonia

Average pressure in September - Kouaoua, New Caledonia
  • Average pressure in September: 1016.6mbar

The months with the highest atmospheric pressure are July and August (1016.7mbar).
The month with the lowest atmospheric pressure is February (1008mbar).

Average wind speed in September
Kouaoua, New Caledonia

Average wind speed in September - Kouaoua, New Caledonia
  • Average wind speed in September: 13.6km/h

The windiest months (with the highest average wind speed) are March, April and November (15.9km/h).
The calmest month (with the lowest average wind speed) is August (13.1km/h).

Average humidity in September
Kouaoua, New Caledonia

Average humidity in September - Kouaoua, New Caledonia
  • Average humidity in September: 74%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is September (74%).

Average rainfall in September
Kouaoua, New Caledonia

Average rainfall in September - Kouaoua, New Caledonia
  • Average rainfall in September: 21mm

The wettest month (with the highest rainfall) is March (132mm).
The driest month (with the least rainfall) is September (21mm).

Average rainfall days in September
Kouaoua, New Caledonia

Average rainfall days in September - Kouaoua, New Caledonia
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is March (23.5 days).
The month with the least rainy days is September (8.9 days).

Average daylight in September /
Average sunshine in September
Kouaoua, New Caledonia

Average daylight in September / Average sunshine in September - Kouaoua, New Caledonia
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is November (Average sunshine: 9h and 54min).
The months with the least sunshine are April, July and August (Average sunshine: 5h and 54min).

Average sunshine days in September
Kouaoua, New Caledonia

Average sunshine days in September - Kouaoua, New Caledonia
  • Average sunshine days in September: 17 days

The month with the most sunshine days is September (17 days).
The month with the least sunshine days is March (3.3 days).

Average UV index in September
Kouaoua, New Caledonia

Average UV index in September - Kouaoua, New Caledonia
  • Average UV index in September: 6

The month with the highest UV index is February (UV index 7).
The months with the lowest UV index are June, July and August (UV index 5).

Average cloud cover in September
Kouaoua, New Caledonia

Average cloud cover in September - Kouaoua, New Caledonia
  • Average cloud cover in September: 31

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in September
Kouaoua, New Caledonia

Average visibility in September - Kouaoua, New Caledonia
  • 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).

Kouaoua, New Caledonia

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