September Weather in Hongchun, China

Last updated: August 22, 2025

In Hongchun, China, the average temperature in September is a mild 19°C (67°F). Expect minimum temperatures to dip to 12°C (54°F), while highs can reach around 29°C (85°F). This month typically sees 192 mm (7.5 in) of precipitation over 18 days, contributing to an average humidity level of 77%. Stay prepared for a blend of warmth and occasional showers!

September Temperature in Hongchun

In September in Hongchun, the average temperature is 19°C (67°F), with maximums reaching 29°C (85°F) and minimums dropping to as low as 12°C (54°F). This mild climate makes it an ideal time for outdoor activities and exploring the local attractions.

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

The chart illustrates September temperature patterns in Hongchun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hongchun, September typically has an average temperature of 19°C (67°F), with highs reaching up to 29°C (85°F) and lows dropping to around 12°C (54°F).

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

September Precipitation in Hongchun

In Hongchun in September, the precipitation amount is 192 mm (7.5 in) over the course of 18 days.

September Precipitation Trends in Hongchun

The chart displays monthly precipitation patterns in Hongchun, 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 Hongchun, September typically receives around 192 mm (7.5 inches) of precipitation spread over approximately 18 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 Hongchun

In Hongchun in September, humidity is 77%. With an average temperature of 19°C (67°F), this humidity feels like a warm embrace, making travel slightly more challenging as the air clings to your skin, turning every step into a leisurely stroll through a sauna.

September Average Humidity in Hongchun

This chart illustrates the average monthly humidity levels in Hongchun, 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 Hongchun is approximately 77%, 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 Hongchun

In Hongchun 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 Hongchun.

Maximum UV Index Levels in Hongchun for September

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

Data source: Hongchun 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 Hongchun Compares to Other Months

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

This table compares monthly weather conditions in Hongchun, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	51 mm (2.0 inches)	72%	high
February Weather	4°C (40°F)	64 mm (2.5 inches)	76%	high
March Weather	9°C (49°F)	126 mm (5.0 inches)	87%	very high
April Weather	14°C (57°F)	148 mm (5.8 inches)	82%	extreme
May Weather	17°C (64°F)	207 mm (8.2 inches)	83%	extreme
June Weather	21°C (70°F)	261 mm (10.3 inches)	84%	extreme
July Weather	23°C (74°F)	327 mm (12.9 inches)	87%	extreme
August Weather	23°C (75°F)	192 mm (7.6 inches)	85%	extreme
September Weather	19°C (67°F)	192 mm (7.5 inches)	77%	extreme
October Weather	14°C (57°F)	139 mm (5.5 inches)	81%	very high
November Weather	9°C (48°F)	71 mm (2.8 inches)	86%	high
December Weather	4°C (39°F)	35 mm (1.4 inches)	81%	moderate