Air quality in Hangzhou today
China · Updated Friday 16:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Extremely poor European AQI
Avoid outdoor activity and keep windows closed where you can.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 34 µg/m³ | Poor |
| PM10 | 35 µg/m³ | Fair |
| NO₂ | 13 µg/m³ | Good |
| O₃ | 238 µg/m³ | Poor |
The pollutant that matters most in Hangzhou right now is O₃.
Forecast: next 24 hours
Over the next 24 hours the air in Hangzhou is expected to be worst around Sat 12:00 (AQI 129, extremely poor). The cleanest hour is expected around Sat 09:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 17:00 | 125 | Extremely poor | 39 |
| Fri 20:00 | 93 | Very poor | 96 |
| Fri 23:00 | 107 | Extremely poor | 134 |
| Sat 02:00 | 100 | Very poor | 139 |
| Sat 05:00 | 85 | Very poor | 102 |
| Sat 08:00 | 83 | Very poor | 96 |
| Sat 11:00 | 122 | Extremely poor | 31 |
| Sat 14:00 | 100 | Very poor | 26 |
The last 30 days
Over the last 30 days the average daily AQI in Hangzhou was 62, with 12 day(s) rated poor or worse. The cleanest day was 1 Sept, the most polluted 21 Sept.
Questions and answers
- Is the air in Hangzhou good today?
- Right now the European Air Quality Index in Hangzhou is 158, which is extremely poor. Avoid outdoor activity and keep windows closed where you can.
- What pollutes the air in Hangzhou?
- At the moment O₃ contributes most to the air quality index in Hangzhou. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Hangzhou be cleanest?
- Over the next 24 hours the air in Hangzhou is expected to be worst around Sat 12:00 (AQI 129, extremely poor). The cleanest hour is expected around Sat 09:00.
- 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.