Air quality in Guiyang today
China · Updated Friday 07:00 (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 | 13 µg/m³ | Fair |
| PM10 | 13 µg/m³ | Good |
| NO₂ | 7 µg/m³ | Good |
| O₃ | 110 µg/m³ | Moderate |
The pollutant that matters most in Guiyang right now is O₃.
Forecast: next 24 hours
Over the next 24 hours the air in Guiyang is expected to be worst around Fri 13:00 (AQI 70, poor). The cleanest hour is expected around Sat 07:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 08:00 | 49 | Moderate | 12 |
| Fri 11:00 | 68 | Poor | 11 |
| Fri 14:00 | 69 | Poor | 10 |
| Fri 17:00 | 65 | Poor | 10 |
| Fri 20:00 | 40 | Fair | 11 |
| Fri 23:00 | 38 | Fair | 8 |
| Sat 02:00 | 38 | Fair | 6 |
| Sat 05:00 | 40 | Fair | 5 |
The last 30 days
Over the last 30 days the average daily AQI in Guiyang was 46, with 1 day(s) rated poor or worse. The cleanest day was 4 Sept, the most polluted 23 Sept.
Questions and answers
- Is the air in Guiyang good today?
- Right now the European Air Quality Index in Guiyang is 50, which is moderate. Sensitive people may want to take it easier outdoors.
- What pollutes the air in Guiyang?
- At the moment O₃ contributes most to the air quality index in Guiyang. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Guiyang be cleanest?
- Over the next 24 hours the air in Guiyang is expected to be worst around Fri 13:00 (AQI 70, poor). The cleanest hour is expected around Sat 07:00.
- 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.