September Weather in Gadong, China

Last updated: August 22, 2025

The average temperature in Gadong, China during September is 12°C (55°F), with a minimum of 1°C (35°F) and a maximum reaching 22°C (73°F). Expect 68 mm (2.7 in) of precipitation spread over 16 days, creating a humid atmosphere with an average humidity of 87%.

September Temperature in Gadong

In September in Gadong, the average temperature is 12°C (55°F). Maximum temperatures can reach 22°C (73°F), while the minimum can drop to as low as 1°C (35°F). It's advisable to pack layers to stay comfortable during your travels.

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

The chart illustrates September temperature patterns in Gadong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gadong, September typically has an average temperature of 12°C (55°F), with highs reaching up to 22°C (73°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Gadong

In Gadong in September, the precipitation amount is 68 mm (2.7 in) over a span of 16 days.

September Precipitation Trends in Gadong

The chart displays monthly precipitation patterns in Gadong, 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 Gadong, September typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 16 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 Gadong

In Gadong in September humidity is 87%. With an average temperature of 12°C (55°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and requiring extra layers for comfort while traveling.

September Average Humidity in Gadong

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

In Gadong in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Gadong.

Maximum UV Index Levels in Gadong for September

The chart shows the monthly maximum UV Index (UVI) for Gadong 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 Gadong typically reaches 15, which falls under the extreme exposure category.

Data source: Gadong 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 Gadong Compares to Other Months

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

This table compares monthly weather conditions in Gadong, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (24°F)	2 mm (0.1 inches)	60%	high
February Weather	-2°C (29°F)	4 mm (0.2 inches)	65%	very high
March Weather	2°C (36°F)	8 mm (0.3 inches)	61%	extreme
April Weather	6°C (44°F)	20 mm (0.8 inches)	56%	extreme
May Weather	10°C (50°F)	51 mm (2.0 inches)	61%	extreme
June Weather	14°C (58°F)	74 mm (2.9 inches)	72%	extreme
July Weather	14°C (57°F)	172 mm (6.8 inches)	89%	extreme
August Weather	14°C (57°F)	162 mm (6.4 inches)	89%	extreme
September Weather	12°C (55°F)	68 mm (2.7 inches)	87%	extreme
October Weather	8°C (47°F)	12 mm (0.5 inches)	75%	extreme
November Weather	2°C (36°F)	2 mm (0.1 inches)	59%	very high
December Weather	-2°C (28°F)	6 mm (0.2 inches)	54%	high