September Weather in Dancun, China

Last updated: August 22, 2025

In September, the average temperature in Dancun, China hovers around 21°C (70°F), offering a pleasant climate. Expect minimum temperatures to dip to 10°C (50°F) and peak at a warm 34°C (93°F). With an average humidity of 78%, the air can feel a bit muggy, especially during the 10 days of rainfall, accumulating around 126 mm (4.9 in). Enjoy the vibrant atmosphere while staying prepared for occasional showers!

September Temperature in Dancun

In September in Dancun, the average temperature is 21°C (70°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 10°C (50°F). This makes Dancun a great destination for travelers seeking comfortable weather and a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Dancun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dancun, September typically has an average temperature of 21°C (70°F), with highs reaching up to 34°C (93°F) and lows dropping to around 10°C (50°F).

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

September Precipitation in Dancun

In Dancun in September, the precipitation amount is 126 mm (4.9 in) distributed over a span of 10 days.

September Precipitation Trends in Dancun

The chart displays monthly precipitation patterns in Dancun, 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 Dancun, September typically receives around 126 mm (4.9 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Dancun

In Dancun in September, humidity is 78%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that can leave travelers feeling sticky and slightly fatigued, making it important to stay hydrated and take frequent breaks from outdoor activities.

September Average Humidity in Dancun

This chart illustrates the average monthly humidity levels in Dancun, 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 Dancun is approximately 78%, 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 Dancun

In Dancun in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Dancun.

Maximum UV Index Levels in Dancun for September

The chart shows the monthly maximum UV Index (UVI) for Dancun 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 Dancun typically reaches 9, which falls under the very high exposure category.

Data source: Dancun 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 Dancun Compares to Other Months

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

This table compares monthly weather conditions in Dancun, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (33°F)	8 mm (0.3 inches)	70%	moderate
February Weather	4°C (40°F)	14 mm (0.5 inches)	80%	moderate
March Weather	11°C (53°F)	22 mm (0.9 inches)	83%	high
April Weather	17°C (62°F)	35 mm (1.4 inches)	81%	very high
May Weather	22°C (71°F)	40 mm (1.6 inches)	68%	very high
June Weather	26°C (78°F)	90 mm (3.5 inches)	74%	extreme
July Weather	28°C (82°F)	81 mm (3.2 inches)	76%	extreme
August Weather	26°C (80°F)	106 mm (4.2 inches)	72%	very high
September Weather	21°C (70°F)	126 mm (4.9 inches)	78%	very high
October Weather	14°C (57°F)	59 mm (2.3 inches)	85%	very high
November Weather	8°C (47°F)	17 mm (0.7 inches)	82%	moderate
December Weather	2°C (35°F)	5 mm (0.2 inches)	80%	moderate