Air quality in Xi’an today
China · Updated Friday 13:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Moderate European AQI
Sensitive people may want to take it easier outdoors.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 41 µg/m³ | Poor |
| PM10 | 42 µg/m³ | Moderate |
| NO₂ | 38 µg/m³ | Good |
| O₃ | 51 µg/m³ | Fair |
The pollutant that matters most in Xi’an right now is PM2.5.
Forecast: next 24 hours
Over the next 24 hours the air in Xi’an is expected to be worst around Fri 23:00 (AQI 93, very poor). The cleanest hour is expected around Sat 11:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 14:00 | 52 | Moderate | 36 |
| Fri 17:00 | 60 | Moderate | 49 |
| Fri 20:00 | 78 | Poor | 85 |
| Fri 23:00 | 93 | Very poor | 123 |
| Sat 02:00 | 84 | Very poor | 99 |
| Sat 05:00 | 79 | Poor | 88 |
| Sat 08:00 | 66 | Poor | 62 |
| Sat 11:00 | 51 | Moderate | 31 |
The last 30 days
Over the last 30 days the average daily AQI in Xi’an was 67, with 21 day(s) rated poor or worse. The cleanest day was 8 Sept, the most polluted 5 Sept.
Questions and answers
- Is the air in Xi’an good today?
- Right now the European Air Quality Index in Xi’an is 55, which is moderate. Sensitive people may want to take it easier outdoors.
- What pollutes the air in Xi’an?
- At the moment PM2.5 contributes most to the air quality index in Xi’an. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Xi’an be cleanest?
- Over the next 24 hours the air in Xi’an is expected to be worst around Fri 23:00 (AQI 93, very poor). The cleanest hour is expected around Sat 11:00.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.