September Weather in Jielin, China

Last updated: August 22, 2025

In Jielin, China, the average temperature in September is a pleasant 26°C (79°F). However, temperatures can vary significantly, ranging from a cool 16°C (60°F) to a scorching 38°C (101°F). Expect about 87 mm (3.4 in) of rainfall spread over 11 days, and prepare for an average humidity of 67%, making this a lush and vibrant time of year!

September Temperature in Jielin

In September in Jielin, the average temperature is 26°C (79°F). Maximum temperatures can reach up to 38°C (101°F), while minimums can drop as low as 16°C (60°F). This climate makes Jielin an ideal destination for those who enjoy warm weather and outdoor activities.

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

The chart illustrates September temperature patterns in Jielin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jielin, September typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (101°F) and lows dropping to around 16°C (60°F).

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

September Precipitation in Jielin

In Jielin in September, the precipitation amount is 87 mm (3.4 in) over the course of 11 days.

September Precipitation Trends in Jielin

The chart displays monthly precipitation patterns in Jielin, 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 Jielin, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 11 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 Jielin

In Jielin in September, humidity is 67%. With an average temperature of 26°C (79°F), this humidity feels like a warm embrace, making outdoor activities somewhat sticky but manageable; it's best to plan sightseeing for the cooler mornings or late afternoons to fully enjoy your travels.

September Average Humidity in Jielin

This chart illustrates the average monthly humidity levels in Jielin, 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 Jielin is approximately 67%, 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 Jielin

In Jielin 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 Jielin.

Maximum UV Index Levels in Jielin for September

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

Data source: Jielin 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 Jielin Compares to Other Months

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

This table compares monthly weather conditions in Jielin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (51°F)	44 mm (1.7 inches)	66%	high
February Weather	11°C (52°F)	77 mm (3.0 inches)	71%	very high
March Weather	15°C (59°F)	141 mm (5.5 inches)	81%	extreme
April Weather	18°C (65°F)	112 mm (4.4 inches)	84%	extreme
May Weather	22°C (72°F)	173 mm (6.8 inches)	87%	extreme
June Weather	25°C (77°F)	303 mm (11.9 inches)	84%	extreme
July Weather	28°C (82°F)	119 mm (4.7 inches)	88%	extreme
August Weather	27°C (82°F)	165 mm (6.5 inches)	85%	extreme
September Weather	26°C (79°F)	87 mm (3.4 inches)	67%	extreme
October Weather	21°C (70°F)	46 mm (1.8 inches)	72%	very high
November Weather	16°C (62°F)	67 mm (2.6 inches)	77%	very high
December Weather	12°C (53°F)	38 mm (1.5 inches)	80%	high