September Weather in Yilongyong, China

Last updated: August 22, 2025

In September, the average temperature in Yilongyong, China hovers around 18°C (65°F), offering a mild climate perfect for exploration. Expect minimums to drop to 1°C (35°F) and maximums soaring to 34°C (93°F). During this month, anticipate 61 mm (2.4 in) of precipitation over approximately 5 days, contributing to an average humidity level of 77%. Enjoy the unique charm of Yilongyong as seasons change!

September Temperature in Yilongyong

In September in Yilongyong, the average temperature is 18°C (65°F). The maximum can reach 34°C (93°F) and the minimum can be as low as 1°C (35°F). This diverse range of temperatures makes it essential for travelers to pack layers to accommodate varying weather conditions.

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

The chart illustrates September temperature patterns in Yilongyong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yilongyong, September typically has an average temperature of 18°C (65°F), with highs reaching up to 34°C (93°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Yilongyong

In Yilongyong, in September, the precipitation amount is 61 mm (2.4 in) over the course of 5 days.

September Precipitation Trends in Yilongyong

The chart displays monthly precipitation patterns in Yilongyong, 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 Yilongyong, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 5 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 Yilongyong

In Yilongyong in September humidity is 77%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace that's both refreshing and slightly stifling, making it essential for travelers to stay hydrated and take frequent breaks to enjoy the vibrant surroundings without feeling overly fatigued.

September Average Humidity in Yilongyong

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

In Yilongyong in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Yilongyong.

Maximum UV Index Levels in Yilongyong for September

The chart shows the monthly maximum UV Index (UVI) for Yilongyong 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 Yilongyong typically reaches 7, which falls under the high exposure category.

Data source: Yilongyong 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 Yilongyong Compares to Other Months

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

This table compares monthly weather conditions in Yilongyong, 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 (13°F)	1 mm (0.1 inches)	58%	low
February Weather	-7°C (20°F)	2 mm (0.1 inches)	48%	moderate
March Weather	3°C (37°F)	11 mm (0.4 inches)	45%	high
April Weather	11°C (53°F)	15 mm (0.6 inches)	51%	very high
May Weather	18°C (65°F)	38 mm (1.5 inches)	60%	very high
June Weather	23°C (73°F)	38 mm (1.5 inches)	69%	very high
July Weather	26°C (79°F)	73 mm (2.9 inches)	79%	very high
August Weather	23°C (73°F)	124 mm (4.9 inches)	83%	very high
September Weather	18°C (65°F)	61 mm (2.4 inches)	77%	high
October Weather	9°C (49°F)	12 mm (0.5 inches)	74%	moderate
November Weather	0°C (32°F)	19 mm (0.7 inches)	56%	moderate
December Weather	-9°C (16°F)	2 mm (0.1 inches)	49%	low