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September Weather in Dongshan, China

Last updated: August 22, 2025

In September, the average temperature in Dongshan, China is a warm 27°C (81°F). Visitors can expect a range that dips to a cool 14°C (58°F) at night and can soar to a sizzling 38°C (100°F) during the day. Prepare for some occasional rain, with an average precipitation of 94 mm (3.7 in) spread over 12 days. Don't forget to stay hydrated, as the average humidity is around 62%!

September Temperature in Dongshan

In September in Dongshan, the average temperature is 27°C (81°F), with maximums reaching up to 38°C (100°F) and minimums falling as low as 14°C (58°F). This makes it a great time for travelers to enjoy a wide range of outdoor activities while being prepared for both the heat and cooler evenings.

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 27°C (81°F), with highs reaching up to 38°C (100°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec485160667580858480696050
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 94 mm (3.7 in) spread over 12 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 94 mm (3.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec48921491531642618811294376632
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 62%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, soft blanket, making travel feel both cozy and slightly sluggish as you navigate through the warmth.

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 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%66%77%73%85%83%89%88%62%56%63%70%
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 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, 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 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69111213131313111086
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 Weather9°C (49°F)48 mm (1.9 inches)63%high
February Weather11°C (51°F)92 mm (3.6 inches)66%very high
March Weather16°C (61°F)149 mm (5.9 inches)77%extreme
April Weather19°C (67°F)153 mm (6.0 inches)73%extreme
May Weather24°C (75°F)164 mm (6.4 inches)85%extreme
June Weather27°C (81°F)261 mm (10.3 inches)83%extreme
July Weather29°C (85°F)88 mm (3.5 inches)89%extreme
August Weather29°C (85°F)112 mm (4.4 inches)88%extreme
September Weather27°C (81°F)94 mm (3.7 inches)62%extreme
October Weather21°C (69°F)36 mm (1.4 inches)56%very high
November Weather16°C (61°F)66 mm (2.6 inches)63%very high
December Weather10°C (50°F)32 mm (1.2 inches)70%high

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