September Weather in Houailou, New Caledonia

Last updated: August 31, 2025

In September, the average temperature in Houailou, New Caledonia is a pleasant 20°C (68°F), making it an ideal time to explore. Expect a minimum of 13°C (56°F) and a maximum of 27°C (81°F), providing a comfortable range for outdoor activities. However, be prepared for some rain, as precipitation totals 41 mm (1.6 in) over 7 days. The air tends to be quite humid, with an average humidity level of 71%, so keep that in mind when planning your wardrobe!

September Temperature in Houailou

In September in Houailou, the average temperature is 20°C (68°F). The maximum can reach 27°C (81°F) and the minimum can be as low as 13°C (56°F). This mild weather makes it an ideal time for outdoor activities and sightseeing.

September Weather in Houailou: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Houailou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Houailou, September typically has an average temperature of 20°C (68°F), with highs reaching up to 27°C (81°F) and lows dropping to around 13°C (56°F).

Data source: Temperature data for Houailou generated using information from the Copernicus Climate Change Service.

September Precipitation in Houailou

In Houailou in September, the precipitation amount is 41 mm (1.6 in) spread over a duration of 7 days.

September Precipitation Trends in Houailou

The chart displays monthly precipitation patterns in Houailou, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Houailou, September typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Houailou

In Houailou in September, humidity is 71%. With an average temperature of 20°C (68°F), this humidity feels like a warm, moist embrace that can quickly lead to discomfort for travelers. The air clings to your skin, making even short walks feel more strenuous, while reaching for a refreshing drink becomes essential to stay hydrated.

September Average Humidity in Houailou

This chart illustrates the average monthly humidity levels in Houailou, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Houailou is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Houailou

In Houailou in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Houailou.

Maximum UV Index Levels in Houailou for September

The chart shows the monthly maximum UV Index (UVI) for Houailou in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Houailou typically reaches 12, which falls under the extreme exposure category.

Data source: Houailou September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Houailou Compares to Other Months

Weather in Houailou varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Houailou, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Houailou, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	210 mm (8.3 inches)	80%	extreme
February Weather	25°C (77°F)	246 mm (9.7 inches)	81%	extreme
March Weather	25°C (77°F)	202 mm (7.9 inches)	80%	extreme
April Weather	23°C (74°F)	230 mm (9.1 inches)	82%	extreme
May Weather	22°C (71°F)	111 mm (4.4 inches)	79%	very high
June Weather	20°C (68°F)	44 mm (1.7 inches)	74%	high
July Weather	19°C (66°F)	58 mm (2.3 inches)	69%	very high
August Weather	19°C (67°F)	76 mm (3.0 inches)	72%	very high
September Weather	20°C (68°F)	41 mm (1.6 inches)	71%	extreme
October Weather	22°C (71°F)	146 mm (5.8 inches)	72%	extreme
November Weather	23°C (73°F)	89 mm (3.5 inches)	76%	extreme
December Weather	24°C (76°F)	216 mm (8.5 inches)	76%	extreme