September Weather in Chongxing, China

Last updated: August 22, 2025

In September, the average temperature in Chongxing, China is a warm 28°C (82°F), with lows of 22°C (72°F) and highs reaching up to 35°C (95°F). Expect significant rainfall, with an average precipitation of 206 mm (8.1 in) spread over 23 days. The climate is notably humid, with an average humidity of 82%, creating a lush and vibrant atmosphere.

September Temperature in Chongxing

In September in Chongxing, the average temperature is 28°C (82°F), with maximums reaching 35°C (95°F) and minimums dipping as low as 22°C (72°F). This warm and pleasant climate makes it an ideal destination for travelers looking to enjoy outdoor activities and beautiful scenery.

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

The chart illustrates September temperature patterns in Chongxing, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chongxing, September typically has an average temperature of 28°C (82°F), with highs reaching up to 35°C (95°F) and lows dropping to around 22°C (72°F).

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

September Precipitation in Chongxing

In Chongxing in September, the precipitation amount is 206 mm (8.1 in) during 23 days, indicating a significant level of rainfall for the region.

September Precipitation Trends in Chongxing

The chart displays monthly precipitation patterns in Chongxing, 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 Chongxing, September typically receives around 206 mm (8.1 inches) of precipitation spread over approximately 23 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 Chongxing

In Chongxing in September humidity is 82%. With an average temperature of 28°C (82°F), this humidity feels like walking through a warm, dense blanket, making outdoor activities a challenge and necessitating frequent breaks to stay hydrated.

September Average Humidity in Chongxing

This chart illustrates the average monthly humidity levels in Chongxing, 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 Chongxing is approximately 82%, 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 Chongxing

In Chongxing in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Chongxing.

Maximum UV Index Levels in Chongxing for September

The chart shows the monthly maximum UV Index (UVI) for Chongxing 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 Chongxing typically reaches 13, which falls under the extreme exposure category.

Data source: Chongxing 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 Chongxing Compares to Other Months

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

This table compares monthly weather conditions in Chongxing, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (68°F)	27 mm (1.1 inches)	74%	very high
February Weather	20°C (68°F)	39 mm (1.5 inches)	75%	extreme
March Weather	24°C (75°F)	61 mm (2.4 inches)	78%	extreme
April Weather	25°C (78°F)	143 mm (5.6 inches)	80%	extreme
May Weather	28°C (83°F)	207 mm (8.2 inches)	81%	extreme
June Weather	29°C (85°F)	192 mm (7.5 inches)	81%	extreme
July Weather	29°C (84°F)	266 mm (10.5 inches)	87%	extreme
August Weather	28°C (83°F)	315 mm (12.4 inches)	86%	extreme
September Weather	28°C (82°F)	206 mm (8.1 inches)	82%	extreme
October Weather	26°C (79°F)	209 mm (8.2 inches)	81%	extreme
November Weather	24°C (75°F)	63 mm (2.5 inches)	80%	very high
December Weather	20°C (69°F)	42 mm (1.6 inches)	79%	very high