September Weather in Nancun, China

Last updated: August 23, 2025

In September, the average temperature in Nancun, China is a pleasant 20°C (68°F), with a minimum dropping to 8°C (48°F) and a maximum soaring to 32°C (90°F). Expect about 103 mm (4.1 in) of precipitation spread over 9 days, while the average humidity hovers around 65%. Perfect for enjoying the climate, don't forget to pack accordingly!

September Temperature in Nancun

In September in Nancun, the average temperature is 20°C (68°F). Maximums can reach 32°C (90°F), while minimums can dip as low as 8°C (48°F). This pleasant temperature range makes it an ideal time for outdoor adventures and exploring all that Nancun has to offer.

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

The chart illustrates September temperature patterns in Nancun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nancun, September typically has an average temperature of 20°C (68°F), with highs reaching up to 32°C (90°F) and lows dropping to around 8°C (48°F).

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

September Precipitation in Nancun

In Nancun in September, the precipitation amount is 103 mm (4.1 in) distributed over 9 days.

September Precipitation Trends in Nancun

The chart displays monthly precipitation patterns in Nancun, 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 Nancun, September typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 9 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 Nancun

In Nancun in September humidity is 65%. With an average temperature of 20°C (68°F), this humidity feels quite muggy for traveling, making even short walks feel a bit sticky and requiring frequent hydration.

September Average Humidity in Nancun

This chart illustrates the average monthly humidity levels in Nancun, 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 Nancun is approximately 65%, 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 Nancun

In Nancun in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Nancun.

Maximum UV Index Levels in Nancun for September

The chart shows the monthly maximum UV Index (UVI) for Nancun 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 Nancun typically reaches 9, which falls under the very high exposure category.

Data source: Nancun 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 Nancun Compares to Other Months

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

This table compares monthly weather conditions in Nancun, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	12 mm (0.5 inches)	55%	moderate
February Weather	2°C (36°F)	18 mm (0.7 inches)	63%	moderate
March Weather	9°C (48°F)	15 mm (0.6 inches)	71%	high
April Weather	14°C (57°F)	43 mm (1.7 inches)	76%	very high
May Weather	20°C (67°F)	35 mm (1.4 inches)	70%	very high
June Weather	24°C (75°F)	79 mm (3.1 inches)	72%	extreme
July Weather	25°C (77°F)	109 mm (4.3 inches)	82%	extreme
August Weather	24°C (76°F)	108 mm (4.2 inches)	78%	very high
September Weather	20°C (68°F)	103 mm (4.1 inches)	65%	very high
October Weather	13°C (55°F)	45 mm (1.8 inches)	73%	high
November Weather	7°C (45°F)	18 mm (0.7 inches)	77%	moderate
December Weather	0°C (33°F)	8 mm (0.3 inches)	70%	moderate