Air quality by country
Air quality in Uruguay today
Updated
Good: average US AQI 32 across 4 cities Worst now: Montevideo (45); cleanest: Salto, Salto Department (23).
Live US AQI, PM2.5 and ozone for cities across Uruguay, ranked from most polluted to cleanest.
- Average US AQI
- 32 Good
- Most polluted now
- Montevideo AQI 45
- Cleanest now
- Salto, Salto Department AQI 23
- Cities above 100
- 0 unhealthy for sensitive groups or worse
Air quality in Uruguay today
Right now the modelled air quality in Uruguay averages a US AQI of 32 (Good) across the 4 cities we track. By category: 4 Good (of 4).
That is 33 points better than the worldwide average of 65 across 3,909 cities.
Montevideo has the worst air at 45 with PM2.5 at 6.6 µg/m³, while Salto, Salto Department is cleanest at 23. No tracked city is above 100, the level where sensitive groups are advised to cut back outdoors.
Uruguay cities by AQI (most polluted first)
| City | Region | US AQI | Category | PM2.5 µg/m³ | Ozone µg/m³ |
|---|---|---|---|---|---|
| Montevideo | Montevideo Department | 45 | Good | 6.6 | 38 |
| Florida, Florida | Florida | 33 | Good | 4.9 | 25 |
| Trinidad, Flores Department | Flores Department | 27 | Good | 3.8 | 27 |
| Salto, Salto Department | Salto Department | 23 | Good | 3 | 38 |
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.
More
Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS).