September Weather in Yongjian, China

Last updated: August 23, 2025

In September, the average temperature in Yongjian, China hovers around 19°C (67°F), providing a pleasant climate for visitors. Expect minimum temperatures to dip to 11°C (52°F), while maximums can reach up to 27°C (81°F). However, be prepared for rainy days, as the area receives an average of 173 mm (6.8 in) of precipitation over 26 days, contributing to an average humidity level of 87%.

September Temperature in Yongjian

In September in Yongjian, the average temperature is 19°C (67°F). Maximums can reach 27°C (81°F) and minimums can be as low as 11°C (52°F). This pleasant climate makes it an ideal time to explore the outdoor attractions and enjoy the local scenery.

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

The chart illustrates September temperature patterns in Yongjian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yongjian, September typically has an average temperature of 19°C (67°F), with highs reaching up to 27°C (81°F) and lows dropping to around 11°C (52°F).

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

September Precipitation in Yongjian

In Yongjian in September, the precipitation amount is 173 mm (6.8 in) over a span of 26 days.

September Precipitation Trends in Yongjian

The chart displays monthly precipitation patterns in Yongjian, 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 Yongjian, September typically receives around 173 mm (6.8 inches) of precipitation spread over approximately 26 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 Yongjian

In Yongjian in September, humidity is 87%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making traveling a bit heavier and leaving you craving for refreshing drinks and shade throughout the day.

September Average Humidity in Yongjian

This chart illustrates the average monthly humidity levels in Yongjian, 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 Yongjian is approximately 87%, 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 Yongjian

In Yongjian in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Yongjian, you can check here.

Maximum UV Index Levels in Yongjian for September

The chart shows the monthly maximum UV Index (UVI) for Yongjian 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 Yongjian typically reaches 14, which falls under the extreme exposure category.

Data source: Yongjian 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 Yongjian Compares to Other Months

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

This table compares monthly weather conditions in Yongjian, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	22 mm (0.9 inches)	58%	very high
February Weather	10°C (51°F)	19 mm (0.8 inches)	65%	very high
March Weather	14°C (57°F)	23 mm (0.9 inches)	44%	extreme
April Weather	16°C (61°F)	47 mm (1.9 inches)	44%	extreme
May Weather	19°C (67°F)	55 mm (2.2 inches)	62%	extreme
June Weather	21°C (71°F)	127 mm (5.0 inches)	82%	extreme
July Weather	20°C (69°F)	290 mm (11.4 inches)	89%	extreme
August Weather	20°C (69°F)	294 mm (11.6 inches)	90%	extreme
September Weather	19°C (67°F)	173 mm (6.8 inches)	87%	extreme
October Weather	17°C (63°F)	98 mm (3.9 inches)	81%	extreme
November Weather	13°C (55°F)	18 mm (0.7 inches)	82%	very high
December Weather	9°C (49°F)	14 mm (0.6 inches)	73%	high