September Weather in Bangar, Brunei Darussalam

Last updated: August 22, 2025

In September, the average temperature in Bangar, Brunei Darussalam hovers at a warm 28°C (82°F), but you can expect temperatures to vary significantly, with a minimum of 21°C (71°F) and a maximum soaring up to 37°C (98°F). This month also brings about 198 mm (7.8 in) of precipitation spread over 22 days, contributing to an average humidity of 85%. Get ready for a tropical experience!

September Temperature in Bangar

In September in Bangar, the average temperature is 28°C (82°F), with maximums reaching up to 37°C (98°F) and minimums dropping to as low as 21°C (71°F). This makes it an ideal time for travelers seeking warm weather and outdoor activities.

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

The chart illustrates September temperature patterns in Bangar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bangar, September typically has an average temperature of 28°C (82°F), with highs reaching up to 37°C (98°F) and lows dropping to around 21°C (71°F).

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

September Precipitation in Bangar

In Bangar in September, the total precipitation amount is 198 mm (7.8 in) over the course of 22 days.

September Precipitation Trends in Bangar

The chart displays monthly precipitation patterns in Bangar, 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 Bangar, September typically receives around 198 mm (7.8 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 Bangar

In Bangar in September humidity is 85%. With an average temperature of 28°C (82°F), this humidity feels like a warm blanket enveloping you, making outdoor activities a sweaty endeavor and requiring frequent breaks to stay refreshed.

September Average Humidity in Bangar

This chart illustrates the average monthly humidity levels in Bangar, 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 Bangar is approximately 85%, 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 Bangar

In Bangar in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Bangar, you can check here.

Maximum UV Index Levels in Bangar for September

The chart shows the monthly maximum UV Index (UVI) for Bangar 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 Bangar typically reaches 14, which falls under the extreme exposure category.

Data source: Bangar 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 Bangar Compares to Other Months

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

This table compares monthly weather conditions in Bangar, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	195 mm (7.7 inches)	86%	extreme
February Weather	27°C (81°F)	127 mm (5.0 inches)	87%	extreme
March Weather	27°C (81°F)	179 mm (7.0 inches)	87%	extreme
April Weather	28°C (82°F)	189 mm (7.4 inches)	84%	extreme
May Weather	28°C (83°F)	206 mm (8.1 inches)	80%	extreme
June Weather	28°C (82°F)	218 mm (8.6 inches)	81%	extreme
July Weather	28°C (82°F)	171 mm (6.7 inches)	80%	extreme
August Weather	28°C (82°F)	190 mm (7.5 inches)	82%	extreme
September Weather	28°C (82°F)	198 mm (7.8 inches)	85%	extreme
October Weather	27°C (81°F)	267 mm (10.5 inches)	81%	extreme
November Weather	27°C (81°F)	278 mm (10.9 inches)	81%	extreme
December Weather	27°C (81°F)	276 mm (10.9 inches)	84%	extreme