City in Western Australia, Australia
Air quality in Perth
Fairly clean
The annual average PM2.5 in Perth was 7 µg/m³ in 2019, about 1.4 times the WHO guideline of 5 µg/m³. Usually clean. Bushfire smoke occasionally drifts in during summer.
Key facts
- PM2.5: 7 µg/m³ yearly average (2019). Measured at Perth.
- PM10: 15 µg/m³ (2019).
- Nitrogen dioxide: 9 µg/m³ (2019), mostly from traffic.
- Recent average: 7.7 µg/m³ over the last five years of measurements.
PM2.5 by year
| Year | Annual average |
|---|---|
| 2019 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 |
Air quality across Australia
| Place | PM2.5 | Level |
|---|---|---|
| Hobart | 4.9 µg/m³ | Meets the WHO guideline |
| Sunshine Coast | 5.5 µg/m³ | Fairly clean |
| Gold Coast | 5.6 µg/m³ | Fairly clean |
| Magnetic Island | 5.6 µg/m³ | Fairly clean |
| Cairns | 5.8 µg/m³ | Fairly clean |
| Fremantle | 5.9 µg/m³ | Fairly clean |
| Adelaide | 6 µg/m³ | Fairly clean |
| Launceston | 6.2 µg/m³ | Fairly clean |
| Perth | 7 µg/m³ | Fairly clean |
| Melbourne | 7.9 µg/m³ | Fairly clean |
| Brisbane | 8 µg/m³ | Fairly clean |
| Darwin | 9 µg/m³ | Fairly clean |
| Sydney | 11 µg/m³ | Moderate |
| Newcastle | 11 µg/m³ | Moderate |
| Canberra | 14 µg/m³ | Moderate |
Quick answers
Is the air in Perth bad?
Fairly clean: 7 µg/m³ of PM2.5 on average, 1.4× the WHO guideline.
When is the air worst in Perth?
Usually clean. Bushfire smoke occasionally drifts in during summer.
How does Perth compare with the rest of Australia?
People in Australia breathe 6 µg/m³ of PM2.5 on average (2023, World Bank/WHO), against 7 µg/m³ measured here.
More about Perth
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Sources
- WHO Ambient Air Quality Database
- WHO air quality guidelines (2021)
- Live air quality map (WAQI)
- Transperth
- Perth Airport
- Experience Perth
Annual averages are measured values reported to the WHO; check a live map for today's air. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.