Air quality by country
Air quality in Australia today
Updated
Good: average US AQI 28 across 27 cities Worst now: Perth (53); cleanest: Launceston (14).
Live US AQI, PM2.5 and ozone for cities across Australia, ranked from most polluted to cleanest.
- Average US AQI
- 28 Good
- Most polluted now
- Perth AQI 53
- Cleanest now
- Launceston AQI 14
- Cities above 100
- 0 unhealthy for sensitive groups or worse
Air quality in Australia today
Right now the modelled air quality in Australia averages a US AQI of 28 (Good) across the 27 cities we track. By category: 25 Good, 2 Moderate (of 27).
That is 37 points better than the worldwide average of 65 across 3,909 cities.
Perth has the worst air at 53 with PM2.5 at 6.4 µg/m³, while Launceston is cleanest at 14. No tracked city is above 100, the level where sensitive groups are advised to cut back outdoors.
Australia cities by AQI (most polluted first)
| City | Region | US AQI | Category | PM2.5 µg/m³ | Ozone µg/m³ |
|---|---|---|---|---|---|
| Perth | Western Australia | 53 | Moderate | 6.4 | 32 |
| Albany, WA | Western Australia | 51 | Moderate | 3.9 | 46 |
| Townsville | Queensland | 43 | Good | 7.4 | 33 |
| Darwin | Northern Territory | 40 | Good | 7.6 | 22 |
| Cairns | Queensland | 39 | Good | 7.5 | 24 |
| Geraldton | Western Australia | 36 | Good | 8.5 | 32 |
| Gold Coast | Queensland | 32 | Good | 3.8 | 38 |
| Hervey Bay | Queensland | 32 | Good | 5 | 41 |
| Mackay | Queensland | 30 | Good | 4.8 | 33 |
| Adelaide | South Australia | 27 | Good | 6.6 | 37 |
| Newcastle | New South Wales | 27 | Good | 0.7 | 57 |
| Sydney | New South Wales | 26 | Good | 2.3 | 53 |
| Gladstone | Queensland | 26 | Good | 3.1 | 34 |
| Orange, NSW | New South Wales | 26 | Good | 0.1 | 43 |
| Central Coast | New South Wales | 24 | Good | 1.4 | 50 |
| Wollongong | New South Wales | 24 | Good | 0.5 | 49 |
| Canberra | Australian Capital Territory | 23 | Good | 0.2 | 38 |
| Liverpool, NSW | New South Wales | 23 | Good | 0.8 | 50 |
| Sunshine Coast | Queensland | 22 | Good | 2.3 | 38 |
| Melbourne | Victoria | 20 | Good | 2.9 | 32 |
| Brisbane | Queensland | 20 | Good | 2 | 33 |
| Logan City | Queensland | 20 | Good | 2 | 33 |
| Hobart | Tasmania | 19 | Good | 0.2 | 35 |
| Griffith | New South Wales | 19 | Good | 3.1 | 38 |
| Bendigo | Victoria | 15 | Good | 2 | 28 |
| Geelong | Victoria | 14 | Good | 2.4 | 31 |
| Launceston | Tasmania | 14 | Good | 1.3 | 24 |
Air quality by state
| Region | Cities | Average US AQI | Category |
|---|---|---|---|
| Western Australia | 3 | 47 | Good |
| Northern Territory | 1 | 40 | Good |
| Queensland | 9 | 29 | Good |
| South Australia | 1 | 27 | Good |
| New South Wales | 7 | 24 | Good |
| Australian Capital Territory | 1 | 23 | Good |
| Tasmania | 2 | 17 | Good |
| Victoria | 3 | 16 | Good |
What the US AQI numbers mean
| US AQI | Category | What it means |
|---|---|---|
| 0-50 | Good | Air quality is satisfactory and poses little or no risk; a good time for outdoor activity. |
| 51-100 | Moderate | Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors. |
| 101-150 | Unhealthy for Sensitive Groups | People with heart or lung disease, older adults, children and teens should cut back on prolonged or heavy exertion outdoors. |
| 151-200 | Unhealthy | Everyone should reduce prolonged or heavy exertion outdoors; sensitive groups should avoid it and keep windows closed. |
| 201-300 | Very Unhealthy | Health alert: everyone should avoid prolonged or heavy exertion outdoors, and sensitive groups should stay indoors. |
| 301-500 | Hazardous | Emergency conditions: everyone should avoid all outdoor physical activity and stay indoors with filtered air if possible. The scale tops out at 500; heavier dust or smoke is shown as 500. |
Modelled by CAMS (Copernicus) via Open-Meteo, refreshed twice a day; read hour by hour from the forecast.
By state / province
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Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS).