What is the air quality in Bandar Seri Begawan?

Bandar Seri Begawan, Brunei has an annual US AQI of 47 (Reasonable) and average PM2.5 of 9.9 µg/m³, ranking #591 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Bandar Seri Begawan?

January is typically the cleanest month (AQI 40) and August the most polluted (AQI 58).

Where does Bandar Seri Begawan's air quality data come from?

PM2.5: 1998–2024 (satellite). From satellite data, because no government monitor covers the city. Full sources are on the methodology page.

Bandar Seri Begawan, Brunei — Air Quality & Clean City Guide 2026

Bandar Seri Begawan Air Quality Data

Global rank	City	Continent	AQI	PM2.5
591	Bandar Seri Begawan, Brunei	Asia	AQI 47	PM2.5 9.9 µg/m³