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Air quality · Brunei

Air quality in Bandar Seri Begawan today

The air in Bandar Seri Begawan (Brunei) now and over the next 48 hours: the US AQI and the European AQI, fine particles (PM2.5, PM10), ozone and nitrogen dioxide, compared with the WHO 2021 guidelines, with what it means for outdoor sport, children, older people and open windows.

AQI right now

US AQI61Moderate
European AQI31fair
PM2.511µg/m³
PM1011µg/m³
Ozone (O₃)22µg/m³
Nitrogen dioxide (NO₂)2.7µg/m³

Moderate. Main pollutant: Ozone (O₃) (all pollutants within the WHO guidelines).

What to do today

  • Outdoor sport Fine for almost everyone; the very sensitive may shorten long hard sessions.
  • Children, older people, asthma Unusually sensitive people: watch for coughing or shortness of breath.
  • Windows Open; prefer airing when the AQI is lowest (see the hours below).

AQI in Bandar Seri Begawan hour by hour, next 48 hours

  • Good
  • Moderate
  • Unhealthy for sensitive groups
  • Unhealthy
  • Very unhealthy
  • Hazardous

Cleanest hour in the next 24 h: Sun 17:00 (AQI 53). Worst hour: Sun 05:00 (AQI 61).

US AQI per hour, local time. Bars coloured by category.

Compared with the WHO 2021 guidelines

PollutantNext 24 hWHO guidelineRatio
PM2.514 µg/m³15 µg/m³within
PM1015 µg/m³45 µg/m³within
Nitrogen dioxide (NO₂)4.2 µg/m³25 µg/m³within
Ozone (O₃)96 µg/m³100 µg/m³within

PM2.5, PM10 and NO₂: 24-hour mean of the forecast against the 24-hour guideline; ozone: highest 8-hour mean against the 8-hour guideline.

Forecast for Sun 05:00 local time · updated 2026-10-24 21:41 UTC

Air quality map around Bandar Seri Begawan

Live PM2.5 field (NOAA GEFS-Aerosols): a different model, so it can disagree with the numbers above by a few units.

Open the air map centred on Bandar Seri Begawan

More about Bandar Seri Begawan

UV index in Bandar Seri Begawan today

Bad air alert for Bandar Seri Begawan

Air quality alerts are part of LayEarth Pro: one push the evening before the forecast US AQI in your city goes above your level, so you can move a run, a school trip or an open window in time. 7-day free trial, then 9 USD a month.

Alert me aboveUS AQI

Air alert for Bandar Seri Begawan

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Questions

What is the AQI in Bandar Seri Begawan right now?
US AQI 61 (Moderate), European AQI 31; PM2.5 11 µg/m³ (Sun 05:00).
Is it safe to exercise outdoors in Bandar Seri Begawan today?
Fine for almost everyone; the very sensitive may shorten long hard sessions.
What is the main pollutant in Bandar Seri Begawan?
Ozone (O₃) (all pollutants within the WHO guidelines).
Where do the numbers come from?
The CAMS global air-quality forecast of the Copernicus Atmosphere Monitoring Service, read through Open-Meteo: a model on a ~40 km grid, not a monitoring station. Where a nearby monitor disagrees, the monitor is right.

Nearby cities

Kota Kinabalu · Kuching · Puerto Princesa (Palawan) · Nha Trang · Boracay · Ho Chi Minh City

All cities

How it is computed

Hourly CAMS forecast (Copernicus) for the coordinates of Bandar Seri Begawan via Open-Meteo; US AQI per the US EPA breakpoints, European AQI per the EEA bands, WHO 2021 air-quality guidelines. The page is rebuilt every 3 hours. Live map.