September Weather in Sitou, China

Last updated: August 22, 2025

In September, the average temperature in Sitou, China hovers around 21°C (70°F), making it quite pleasant. Expect minimum temperatures to dip to 10°C (50°F) and occasionally reach a maximum of 31°C (88°F). With an average precipitation of 82 mm (3.2 in) spread over 7 days, you might want to pack an umbrella. Additionally, the average humidity sits at a comfortable 58%, ensuring a refreshing climate overall.

September Temperature in Sitou

In September in Sitou, the average temperature is 21°C (70°F), with maximums reaching up to 31°C (88°F) and minimums dropping to as low as 10°C (50°F). This makes it an ideal time for traveling, as you can enjoy warm days and pleasant evenings.

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

The chart illustrates September temperature patterns in Sitou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sitou, September typically has an average temperature of 21°C (70°F), with highs reaching up to 31°C (88°F) and lows dropping to around 10°C (50°F).

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

September Precipitation in Sitou

In Sitou in September, the precipitation amount is 82 mm (3.2 in) over the course of 7 days.

September Precipitation Trends in Sitou

The chart displays monthly precipitation patterns in Sitou, 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 Sitou, September typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 7 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 Sitou

In Sitou in September, humidity is 58%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, creating a tropical atmosphere that's perfect for leisurely strolls but may require frequent breaks to stay hydrated during your travels.

September Average Humidity in Sitou

This chart illustrates the average monthly humidity levels in Sitou, 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 Sitou is approximately 58%, 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 Sitou

In Sitou in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Sitou.

Maximum UV Index Levels in Sitou for September

The chart shows the monthly maximum UV Index (UVI) for Sitou 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 Sitou typically reaches 8, which falls under the very high exposure category.

Data source: Sitou 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 Sitou Compares to Other Months

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

This table compares monthly weather conditions in Sitou, 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 (30°F)	14 mm (0.6 inches)	42%	moderate
February Weather	1°C (35°F)	21 mm (0.8 inches)	49%	moderate
March Weather	8°C (46°F)	27 mm (1.0 inches)	57%	high
April Weather	13°C (56°F)	43 mm (1.7 inches)	71%	very high
May Weather	19°C (67°F)	45 mm (1.8 inches)	65%	very high
June Weather	24°C (75°F)	81 mm (3.2 inches)	66%	very high
July Weather	25°C (78°F)	185 mm (7.3 inches)	79%	very high
August Weather	25°C (77°F)	184 mm (7.2 inches)	75%	very high
September Weather	21°C (70°F)	82 mm (3.2 inches)	58%	very high
October Weather	13°C (56°F)	31 mm (1.2 inches)	67%	high
November Weather	7°C (45°F)	28 mm (1.1 inches)	77%	moderate
December Weather	0°C (33°F)	13 mm (0.5 inches)	62%	moderate