September Weather in Poya, New Caledonia

Last updated: August 31, 2025

In Poya, New Caledonia, the average temperature in September hovers around 20°C (67°F), offering a pleasant climate. Daytime highs can reach 30°C (86°F), while the cooler nights may dip to as low as 10°C (50°F). Visitors can expect about 34 mm (1.3 in) of precipitation over approximately 6 days, with an average humidity level of 71%, ensuring a refreshing atmosphere throughout the month.

September Temperature in Poya

In September in Poya, the average temperature is 20°C (67°F). Maximums can reach 30°C (86°F), and minimums can be as low as 10°C (50°F). This makes it an ideal time for travelers who enjoy mild weather and outdoor activities.

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

The chart illustrates September temperature patterns in Poya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poya, September typically has an average temperature of 20°C (67°F), with highs reaching up to 30°C (86°F) and lows dropping to around 10°C (50°F).

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

September Precipitation in Poya

In Poya in September, the total precipitation amount is 34 mm (1.3 in) spread over 6 days.

September Precipitation Trends in Poya

The chart displays monthly precipitation patterns in Poya, 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 Poya, September typically receives around 34 mm (1.3 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 Poya

In Poya in September humidity is 71%. With an average temperature of 20°C (67°F), this humidity feels like a warm, enveloping embrace that can make outdoor activities feel a bit sticky, urging travelers to stay hydrated and seek shade during the hottest parts of the day.

September Average Humidity in Poya

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

In Poya 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 Poya.

Maximum UV Index Levels in Poya for September

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

Data source: Poya 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 Poya Compares to Other Months

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

This table compares monthly weather conditions in Poya, 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)	214 mm (8.4 inches)	80%	extreme
February Weather	25°C (77°F)	226 mm (8.9 inches)	81%	extreme
March Weather	25°C (76°F)	181 mm (7.1 inches)	80%	extreme
April Weather	23°C (74°F)	193 mm (7.6 inches)	82%	extreme
May Weather	21°C (70°F)	88 mm (3.5 inches)	79%	very high
June Weather	19°C (67°F)	36 mm (1.4 inches)	74%	high
July Weather	18°C (65°F)	51 mm (2.0 inches)	69%	very high
August Weather	19°C (66°F)	62 mm (2.4 inches)	72%	very high
September Weather	20°C (67°F)	34 mm (1.3 inches)	71%	extreme
October Weather	22°C (72°F)	137 mm (5.4 inches)	72%	extreme
November Weather	23°C (73°F)	89 mm (3.5 inches)	76%	extreme
December Weather	24°C (76°F)	215 mm (8.5 inches)	76%	extreme