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September Weather in Dongshan, China

Last updated: August 22, 2025

In September, the average temperature in Dongshan, China is a pleasant 25°C (78°F), with minimums dipping to 16°C (61°F) and soaring to highs of 37°C (98°F). During this month, expect 90 mm (3.6 in) of precipitation spread over approximately 10 days, while the average humidity sits at a comfortable 68%.

September Temperature in Dongshan

In September in Dongshan, the average temperature is 25°C (78°F). Maximums can reach 37°C (98°F) and minimums can be as low as 16°C (61°F). This pleasant climate makes it an ideal time for traveling and enjoying outdoor activities.

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 25°C (78°F), with highs reaching up to 37°C (98°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec414556647380848577655644
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 90 mm (3.6 in) spread over the course of 10 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 90 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec495310912618621523113790584225
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 68%. With an average temperature of 25°C (78°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel a bit more intense and sticky, but still manageable for traveling if you stay hydrated and take breaks in the shade.

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 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%75%84%85%83%83%87%83%68%72%83%79%
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 reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more 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 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101010111110864
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 Weather5°C (41°F)49 mm (1.9 inches)71%moderate
February Weather7°C (45°F)53 mm (2.1 inches)75%high
March Weather13°C (56°F)109 mm (4.3 inches)84%very high
April Weather18°C (64°F)126 mm (4.9 inches)85%very high
May Weather23°C (73°F)186 mm (7.3 inches)82%very high
June Weather26°C (80°F)214 mm (8.4 inches)83%very high
July Weather29°C (84°F)231 mm (9.1 inches)87%extreme
August Weather29°C (85°F)137 mm (5.4 inches)83%extreme
September Weather25°C (78°F)90 mm (3.6 inches)68%very high
October Weather18°C (65°F)58 mm (2.3 inches)72%very high
November Weather13°C (56°F)42 mm (1.6 inches)83%high
December Weather7°C (45°F)25 mm (1.0 inches)79%moderate

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