September Weather in Shiwan, China

Last updated: August 23, 2025

In September, the average temperature in Shiwan, China hovers around 29°C (84°F), with a comfortable minimum of 21°C (71°F) and a warm maximum of 36°C (97°F). Expect 186 mm (7.3 in) of precipitation over 20 days, contributing to an average humidity level of 75% that adds to the tropical charm of the region.

September Temperature in Shiwan

In September in Shiwan, the average temperature is 29°C (84°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop to as low as 21°C (71°F). This climate makes Shiwan an ideal destination for warm-weather activities and outdoor exploration.

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

The chart illustrates September temperature patterns in Shiwan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shiwan, September typically has an average temperature of 29°C (84°F), with highs reaching up to 36°C (97°F) and lows dropping to around 21°C (71°F).

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

September Precipitation in Shiwan

In Shiwan in September, the precipitation amount reaches 186 mm (7.3 in) over the course of 20 days.

September Precipitation Trends in Shiwan

The chart displays monthly precipitation patterns in Shiwan, 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 Shiwan, September typically receives around 186 mm (7.3 inches) of precipitation spread over approximately 20 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 Shiwan

In Shiwan in September, humidity is 75%. With an average temperature of 29°C (84°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities quite sweaty and challenging for traveling.

September Average Humidity in Shiwan

This chart illustrates the average monthly humidity levels in Shiwan, 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 Shiwan is approximately 75%, 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 Shiwan

In Shiwan 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 Shiwan.

Maximum UV Index Levels in Shiwan for September

The chart shows the monthly maximum UV Index (UVI) for Shiwan 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 Shiwan typically reaches 11, which falls under the extreme exposure category.

Data source: Shiwan 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 Shiwan Compares to Other Months

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

This table compares monthly weather conditions in Shiwan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (61°F)	27 mm (1.0 inches)	64%	high
February Weather	17°C (62°F)	65 mm (2.6 inches)	68%	very high
March Weather	21°C (70°F)	108 mm (4.2 inches)	73%	extreme
April Weather	23°C (74°F)	149 mm (5.9 inches)	71%	extreme
May Weather	27°C (81°F)	196 mm (7.7 inches)	79%	extreme
June Weather	29°C (85°F)	326 mm (12.8 inches)	77%	extreme
July Weather	30°C (86°F)	177 mm (7.0 inches)	88%	extreme
August Weather	29°C (85°F)	278 mm (10.9 inches)	88%	extreme
September Weather	29°C (84°F)	186 mm (7.3 inches)	75%	extreme
October Weather	25°C (77°F)	100 mm (3.9 inches)	65%	very high
November Weather	21°C (71°F)	22 mm (0.8 inches)	64%	very high
December Weather	17°C (62°F)	19 mm (0.8 inches)	69%	high