Air quality in Changsha today
China · Updated Friday 08:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Poor European AQI
Consider less intense outdoor activity, especially if you have heart or lung conditions.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 64 µg/m³ | Very poor |
| PM10 | 64 µg/m³ | Poor |
| NO₂ | 49 µg/m³ | Fair |
| O₃ | 50 µg/m³ | Good |
The pollutant that matters most in Changsha right now is PM2.5.
Forecast: next 24 hours
Over the next 24 hours the air in Changsha is expected to be worst around Fri 12:00 (AQI 135, extremely poor). The cleanest hour is expected around Sat 04:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 09:00 | 60 | Moderate | 50 |
| Fri 12:00 | 135 | Extremely poor | 29 |
| Fri 15:00 | 114 | Extremely poor | 25 |
| Fri 18:00 | 69 | Poor | 33 |
| Fri 21:00 | 60 | Moderate | 40 |
| Sat 00:00 | 49 | Moderate | 30 |
| Sat 03:00 | 44 | Moderate | 22 |
| Sat 06:00 | 43 | Moderate | 20 |
The last 30 days
Over the last 30 days the average daily AQI in Changsha was 60, with 12 day(s) rated poor or worse. The cleanest day was 3 Sept, the most polluted 7 Sept.
Questions and answers
- Is the air in Changsha good today?
- Right now the European Air Quality Index in Changsha is 67, which is poor. Consider less intense outdoor activity, especially if you have heart or lung conditions.
- What pollutes the air in Changsha?
- At the moment PM2.5 contributes most to the air quality index in Changsha. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Changsha be cleanest?
- Over the next 24 hours the air in Changsha is expected to be worst around Fri 12:00 (AQI 135, extremely poor). The cleanest hour is expected around Sat 04:00.
- 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.