September Weather in Yuen Long Kau Hui, Hong Kong

Last updated: August 23, 2025

In September, the average temperature in Yuen Long Kau Hui, Hong Kong reaches a warm 28°C (83°F). However, you might experience a range with minimums around 23°C (74°F) and maximums peaking at 34°C (94°F). Be prepared for some showers, as the region sees an average precipitation of 219 mm (8.6 in) spread over 22 days. With an average humidity level of 75%, the air can feel quite muggy.

September Temperature in Yuen Long Kau Hui

In September in Yuen Long Kau Hui, the average temperature is 28°C (83°F), with maximums reaching up to 34°C (94°F) and minimums dipping as low as 23°C (74°F). This pleasant climate makes it an ideal destination for outdoor activities and exploring the local attractions.

September Weather in Yuen Long Kau Hui: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Yuen Long Kau Hui, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yuen Long Kau Hui, September typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (94°F) and lows dropping to around 23°C (74°F).

Data source: Temperature data for Yuen Long Kau Hui generated using information from the Copernicus Climate Change Service.

September Precipitation in Yuen Long Kau Hui

In Yuen Long Kau Hui in September, the precipitation amount is 219 mm (8.6 in) over the course of 22 days.

September Precipitation Trends in Yuen Long Kau Hui

The chart displays monthly precipitation patterns in Yuen Long Kau Hui, 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 Yuen Long Kau Hui, September typically receives around 219 mm (8.6 inches) of precipitation spread over approximately 22 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 Yuen Long Kau Hui

In Yuen Long Kau Hui in September humidity is 75%. With an average temperature of 28°C (83°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel particularly heavy, and prompting frequent breaks in the shade to stay comfortable while traveling.

September Average Humidity in Yuen Long Kau Hui

This chart illustrates the average monthly humidity levels in Yuen Long Kau Hui, 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 Yuen Long Kau Hui is approximately 75%, 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 Yuen Long Kau Hui

In Yuen Long Kau Hui in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Yuen Long Kau Hui.

Maximum UV Index Levels in Yuen Long Kau Hui for September

The chart shows the monthly maximum UV Index (UVI) for Yuen Long Kau Hui 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 Yuen Long Kau Hui typically reaches 12, which falls under the extreme exposure category.

Data source: Yuen Long Kau Hui 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 Yuen Long Kau Hui Compares to Other Months

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

This table compares monthly weather conditions in Yuen Long Kau Hui, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (62°F)	22 mm (0.9 inches)	64%	high
February Weather	17°C (63°F)	48 mm (1.9 inches)	68%	very high
March Weather	21°C (70°F)	68 mm (2.7 inches)	73%	extreme
April Weather	23°C (74°F)	100 mm (3.9 inches)	71%	extreme
May Weather	27°C (80°F)	193 mm (7.6 inches)	79%	extreme
June Weather	28°C (83°F)	351 mm (13.8 inches)	77%	extreme
July Weather	29°C (85°F)	206 mm (8.1 inches)	88%	extreme
August Weather	29°C (84°F)	374 mm (14.7 inches)	88%	extreme
September Weather	28°C (83°F)	219 mm (8.6 inches)	75%	extreme
October Weather	25°C (78°F)	151 mm (5.9 inches)	65%	extreme
November Weather	22°C (72°F)	28 mm (1.1 inches)	64%	very high
December Weather	18°C (64°F)	22 mm (0.8 inches)	69%	high