September Weather in We, New Caledonia

Last updated: August 31, 2025

In We, New Caledonia, the average temperature in September is a pleasant 22°C (72°F). During this time, temperatures can range from a minimum of 18°C (65°F) to a maximum of 27°C (81°F). Expect an average of 43 mm (1.7 in) of precipitation over approximately 6 days, accompanied by a comfortable average humidity of 71%.

September Temperature in We

In September in We, the average temperature is 22°C (72°F), with maximums reaching 27°C (81°F) and minimums dropping to as low as 18°C (65°F). This pleasant weather makes it an ideal time for exploring the outdoors and enjoying various activities.

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

The chart illustrates September temperature patterns in We, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In We, September typically has an average temperature of 22°C (72°F), with highs reaching up to 27°C (81°F) and lows dropping to around 18°C (65°F).

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

September Precipitation in We

In We in September, the precipitation amount is 43 mm (1.7 in) over a period of 6 days.

September Precipitation Trends in We

The chart displays monthly precipitation patterns in We, 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 We, September typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 6 days.

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

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Millimeters (mm) Inches (in)

September Humidity in We

In We in September humidity is 71%. With an average temperature of 22°C (72°F), this humidity feels like the air is thick and slightly stifling, making outdoor activities require frequent breaks to stay hydrated and cool.

September Average Humidity in We

This chart illustrates the average monthly humidity levels in We, 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 We 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 We

In We 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 We.

Maximum UV Index Levels in We for September

The chart shows the monthly maximum UV Index (UVI) for We 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 We typically reaches 12, which falls under the extreme exposure category.

Data source: We 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 We Compares to Other Months

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

This table compares monthly weather conditions in We, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	213 mm (8.4 inches)	80%	extreme
February Weather	27°C (80°F)	178 mm (7.0 inches)	81%	extreme
March Weather	26°C (80°F)	178 mm (7.0 inches)	80%	extreme
April Weather	25°C (78°F)	185 mm (7.3 inches)	82%	extreme
May Weather	24°C (75°F)	151 mm (5.9 inches)	79%	very high
June Weather	23°C (73°F)	52 mm (2.0 inches)	74%	high
July Weather	22°C (72°F)	32 mm (1.3 inches)	69%	very high
August Weather	22°C (71°F)	74 mm (2.9 inches)	72%	very high
September Weather	22°C (72°F)	43 mm (1.7 inches)	71%	extreme
October Weather	23°C (74°F)	133 mm (5.2 inches)	72%	extreme
November Weather	24°C (76°F)	68 mm (2.7 inches)	76%	extreme
December Weather	26°C (78°F)	147 mm (5.8 inches)	76%	extreme