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September Weather in Dongshan, China

Last updated: August 22, 2025

In September, the average temperature in Dongshan, China hovers around 28°C (83°F), creating a warm and inviting atmosphere. Expect temperatures to vary from a comfortable 24°C (76°F) to a steamy 33°C (91°F). This month also brings considerable precipitation, with an average of 231 mm (9.1 in) spread over 22 days, while humidity levels remain high at around 80%. Perfect for those who love the tropics!

September Temperature in Dongshan

In September in Dongshan, the average temperature is 28°C (83°F). The maximum can reach 33°C (91°F), while the minimum can be as low as 24°C (76°F). This makes for a warm and pleasant destination, perfect for outdoor adventures and relaxation.

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

The chart illustrates September temperature patterns in Dongshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dongshan, September typically has an average temperature of 28°C (83°F), with highs reaching up to 33°C (91°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec656571758185858483797467
Data source: Temperature data for Dongshan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Dongshan

In Dongshan in September, the precipitation amount is 231 mm (9.1 in) over the course of 22 days.

September Precipitation Trends in Dongshan

The chart displays monthly precipitation patterns in Dongshan, 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 Dongshan, September typically receives around 231 mm (9.1 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec2357421011221982123622312172918
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dongshan

In Dongshan in September, humidity is 80%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket enveloping you, making travel feel sluggish and sticky, as every movement generates a sheen of perspiration that clings to your skin.

September Average Humidity in Dongshan

This chart illustrates the average monthly humidity levels in Dongshan, 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 Dongshan is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%70%72%71%76%78%87%87%80%74%71%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dongshan

In Dongshan 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 Dongshan.

Maximum UV Index Levels in Dongshan for September

The chart shows the monthly maximum UV Index (UVI) for Dongshan 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 Dongshan typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131414121297
Data source: Dongshan 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 Dongshan Compares to Other Months

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

This table compares monthly weather conditions in Dongshan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (65°F)23 mm (0.9 inches)66%very high
February Weather18°C (65°F)57 mm (2.2 inches)69%very high
March Weather22°C (71°F)42 mm (1.7 inches)72%extreme
April Weather24°C (76°F)101 mm (4.0 inches)71%extreme
May Weather27°C (82°F)122 mm (4.8 inches)76%extreme
June Weather29°C (85°F)198 mm (7.8 inches)78%extreme
July Weather29°C (85°F)212 mm (8.4 inches)87%extreme
August Weather29°C (84°F)362 mm (14.2 inches)87%extreme
September Weather28°C (83°F)231 mm (9.1 inches)80%extreme
October Weather26°C (79°F)216 mm (8.5 inches)74%extreme
November Weather23°C (74°F)29 mm (1.1 inches)71%very high
December Weather19°C (67°F)18 mm (0.7 inches)72%high

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