September Weather in Dumbea, New Caledonia

Last updated: August 31, 2025

In September, the average temperature in Dumbea, New Caledonia hovers around 19°C (67°F), offering a pleasant climate for exploration. You can expect a minimum of 14°C (58°F) and a comforting maximum of 26°C (78°F). With an average humidity of 74%, the air feels refreshing despite some moisture. Be prepared for light showers, as 38 mm (1.5 in) of precipitation may fall over 8 days during the month, perfect for keeping the landscapes lush and vibrant!

September Temperature in Dumbea

In September in Dumbea, the average temperature is 19°C (67°F). The maximum can reach 26°C (78°F) and the minimum can drop to as low as 14°C (58°F). This mild weather makes it an ideal time for outdoor activities and exploring the local attractions.

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

The chart illustrates September temperature patterns in Dumbea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dumbea, September typically has an average temperature of 19°C (67°F), with highs reaching up to 26°C (78°F) and lows dropping to around 14°C (58°F).

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

September Precipitation in Dumbea

In Dumbea in September, the total precipitation amount is 38 mm (1.5 in), spread over 8 days.

September Precipitation Trends in Dumbea

The chart displays monthly precipitation patterns in Dumbea, 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 Dumbea, September typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 8 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 Dumbea

In Dumbea in September, humidity is 74%. With an average temperature of 19°C (67°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel stifling, often leading travelers to seek shade and hydrate frequently.

September Average Humidity in Dumbea

This chart illustrates the average monthly humidity levels in Dumbea, 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 Dumbea is approximately 74%, 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 Dumbea

In Dumbea in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Dumbea.

Maximum UV Index Levels in Dumbea for September

The chart shows the monthly maximum UV Index (UVI) for Dumbea 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 Dumbea typically reaches 11, which falls under the extreme exposure category.

Data source: Dumbea 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 Dumbea Compares to Other Months

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

This table compares monthly weather conditions in Dumbea, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	127 mm (5.0 inches)	82%	extreme
February Weather	25°C (77°F)	207 mm (8.1 inches)	83%	extreme
March Weather	25°C (77°F)	170 mm (6.7 inches)	82%	extreme
April Weather	23°C (74°F)	209 mm (8.2 inches)	82%	extreme
May Weather	22°C (71°F)	120 mm (4.7 inches)	78%	very high
June Weather	20°C (68°F)	45 mm (1.8 inches)	73%	high
July Weather	19°C (67°F)	39 mm (1.5 inches)	70%	high
August Weather	19°C (66°F)	58 mm (2.3 inches)	73%	very high
September Weather	19°C (67°F)	38 mm (1.5 inches)	74%	extreme
October Weather	21°C (70°F)	81 mm (3.2 inches)	76%	extreme
November Weather	22°C (72°F)	51 mm (2.0 inches)	82%	extreme
December Weather	24°C (75°F)	140 mm (5.5 inches)	82%	extreme