September Weather in Chengdong, China

Last updated: August 23, 2025

In September, the average temperature in Chengdong, China hovers around 28°C (82°F), with minimums reaching 21°C (71°F) and maximums soaring to 34°C (94°F). Expect a fair amount of precipitation, totaling 178 mm (7.0 in) spread over 19 days, and a comfortable average humidity of 71%. Enjoy this tropical climate!

September Temperature in Chengdong

In September in Chengdong, the average temperature is 28°C (82°F). Maximums can reach 34°C (94°F) and minimums can be as low as 21°C (71°F). This climate makes Chengdong a perfect destination for travelers seeking warm and pleasant weather.

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

The chart illustrates September temperature patterns in Chengdong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chengdong, September typically has an average temperature of 28°C (82°F), with highs reaching up to 34°C (94°F) and lows dropping to around 21°C (71°F).

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

September Precipitation in Chengdong

In Chengdong in September, the total precipitation amount is 178 mm (7.0 in), occurring over 19 days.

September Precipitation Trends in Chengdong

The chart displays monthly precipitation patterns in Chengdong, 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 Chengdong, September typically receives around 178 mm (7.0 inches) of precipitation spread over approximately 19 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 Chengdong

In Chengdong in September humidity is 71%. With an average temperature of 28°C (82°F), this humidity feels like a warm embrace that can make your travels feel heavy and sticky, as the air clings to you and makes every step a bit more laborious.

September Average Humidity in Chengdong

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

In Chengdong 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 Chengdong.

Maximum UV Index Levels in Chengdong for September

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

Data source: Chengdong 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 Chengdong Compares to Other Months

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

This table compares monthly weather conditions in Chengdong, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (61°F)	18 mm (0.7 inches)	71%	high
February Weather	16°C (61°F)	35 mm (1.4 inches)	73%	very high
March Weather	20°C (68°F)	52 mm (2.1 inches)	79%	extreme
April Weather	22°C (73°F)	72 mm (2.8 inches)	80%	extreme
May Weather	26°C (79°F)	165 mm (6.5 inches)	85%	extreme
June Weather	28°C (82°F)	316 mm (12.4 inches)	81%	extreme
July Weather	29°C (84°F)	228 mm (9.0 inches)	85%	extreme
August Weather	28°C (83°F)	332 mm (13.1 inches)	83%	extreme
September Weather	28°C (82°F)	178 mm (7.0 inches)	71%	extreme
October Weather	25°C (77°F)	116 mm (4.6 inches)	70%	very high
November Weather	21°C (71°F)	36 mm (1.4 inches)	72%	very high
December Weather	17°C (63°F)	24 mm (0.9 inches)	75%	high