September Weather in Bilian, China

Last updated: August 22, 2025

In September, the average temperature in Bilian, China is a pleasant 25°C (77°F). Expect a range, with minimums dipping to 13°C (56°F) and highs soaring up to 36°C (98°F). During this month, precipitation averages about 131 mm (5.1 in), occurring across 14 days, while humidity hovers around 78%, adding a touch of tropical flair to the atmosphere.

September Temperature in Bilian

In September in Bilian, the average temperature is 25°C (77°F), with maximums reaching up to 36°C (98°F) and minimums dropping as low as 13°C (56°F). This moderate climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Bilian.

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

The chart illustrates September temperature patterns in Bilian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bilian, September typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (98°F) and lows dropping to around 13°C (56°F).

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

September Precipitation in Bilian

In Bilian in September, the total precipitation amount is 131 mm (5.1 in) over a span of 14 days.

September Precipitation Trends in Bilian

The chart displays monthly precipitation patterns in Bilian, 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 Bilian, September typically receives around 131 mm (5.1 inches) of precipitation spread over approximately 14 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 Bilian

In Bilian in September, humidity is 78%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, damp blanket, making travel feel a bit more exhausting and sticky as you navigate the sights.

September Average Humidity in Bilian

This chart illustrates the average monthly humidity levels in Bilian, 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 Bilian 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 Bilian

In Bilian 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 Bilian.

Maximum UV Index Levels in Bilian for September

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

Data source: Bilian 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 Bilian Compares to Other Months

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

This table compares monthly weather conditions in Bilian, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	51 mm (2.0 inches)	68%	high
February Weather	9°C (48°F)	68 mm (2.7 inches)	73%	very high
March Weather	13°C (56°F)	120 mm (4.7 inches)	80%	very high
April Weather	17°C (63°F)	117 mm (4.6 inches)	86%	extreme
May Weather	21°C (71°F)	223 mm (8.8 inches)	88%	extreme
June Weather	24°C (76°F)	332 mm (13.1 inches)	89%	extreme
July Weather	27°C (82°F)	262 mm (10.3 inches)	91%	extreme
August Weather	27°C (82°F)	223 mm (8.8 inches)	88%	extreme
September Weather	25°C (77°F)	131 mm (5.1 inches)	78%	extreme
October Weather	20°C (67°F)	88 mm (3.5 inches)	79%	very high
November Weather	15°C (59°F)	76 mm (3.0 inches)	80%	high
December Weather	9°C (49°F)	46 mm (1.8 inches)	80%	moderate