Air quality by country
Air quality in Singapore today
Updated
Moderate: average US AQI 73 across 15 cities Worst now: Singapore (80); cleanest: Sembawang Estate (66).
Live US AQI, PM2.5 and ozone for cities across Singapore, ranked from most polluted to cleanest.
- Average US AQI
- 73 Moderate
- Most polluted now
- Singapore AQI 80
- Cleanest now
- Sembawang Estate AQI 66
- Cities above 100
- 0 unhealthy for sensitive groups or worse
Air quality in Singapore today
Right now the modelled air quality in Singapore averages a US AQI of 73 (Moderate) across the 15 cities we track. By category: 15 Moderate (of 15).
That is 8 points worse than the worldwide average of 65 across 3,909 cities.
Singapore has the worst air at 80 with PM2.5 at 7.3 µg/m³, while Sembawang Estate is cleanest at 66. No tracked city is above 100, the level where sensitive groups are advised to cut back outdoors.
Singapore cities by AQI (most polluted first)
| City | Region | US AQI | Category | PM2.5 µg/m³ | Ozone µg/m³ |
|---|---|---|---|---|---|
| Singapore | 80 | Moderate | 7.3 | 44 | |
| Ulu Bedok | 80 | Moderate | 7.3 | 44 | |
| Bedok New Town | 80 | Moderate | 7.3 | 44 | |
| Jurong Town | 80 | Moderate | 7.3 | 44 | |
| Jurong West | 80 | Moderate | 7.3 | 44 | |
| Queenstown Estate | 80 | Moderate | 7.3 | 44 | |
| Sengkang New Town | 75 | Moderate | 7.4 | 36 | |
| Punggol | 75 | Moderate | 7.4 | 36 | |
| Kampong Pasir Ris | 75 | Moderate | 7.4 | 36 | |
| Woodlands | 66 | Moderate | 8.1 | 39 | |
| Yishun New Town | 66 | Moderate | 8.1 | 39 | |
| Choa Chu Kang New Town | 66 | Moderate | 8.1 | 39 | |
| Ang Mo Kio New Town | 66 | Moderate | 8.1 | 39 | |
| Bukit Panjang New Town | 66 | Moderate | 8.1 | 39 | |
| Sembawang Estate | 66 | Moderate | 8.1 | 39 |
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.
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Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS).