Highest air pollution Guangzhou, today and tomorrow
Today (29 June): Air quality in Guangzhou is fair. PM2.5, O3, and PM1 are fair; AQI and NO2 are medium; PM10, SO2, CO, and HCHO are good. Pollution peaks around 8:00 PM (NO2: 44.9/100).
Tomorrow (30 June 2026): Air quality in Guangzhou is fair. All pollutants stay as today. Pollution peaks around 8:00 PM (NO2: 44.0/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Air quality in Guangzhou is influenced by traffic, industrial activity, and its location within a large urban region. Weather patterns and regional transport across southern China, including the Pearl River Delta, can also affect pollution levels.
Today - 29 June | Pollution peaks at 20:00
AQI:
Medium
44.9/100
PM2.5 (fine particles):
Fair
31.6/100
PM10 (coarse particles):
Good
8.9/100
NO2 (nitrogen dioxide):
Medium
44.9/100
O3 (ozone):
Fair
32.5/100
SO2 (sulfur dioxide):
Good
17.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
7.8/100
PM1 (ultrafine particles):
Fair
39.7/100
Levels show the poorest local air quality during the day
Tomorrow - 30 June | Pollution peaks at 20:00
AQI:
Medium
44.0/100
PM2.5 (fine particles):
Fair
27.4/100
PM10 (coarse particles):
Good
7.6/100
NO2 (nitrogen dioxide):
Medium
44.0/100
O3 (ozone):
Fair
32.8/100
SO2 (sulfur dioxide):
Good
19.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.4/100
PM1 (ultrafine particles):
Fair
34.5/100
Pollen forecast in Guangzhou
View pollen forecastFrequently Asked Questions
Is air quality bad in Guangzhou right now?
On 29 June 2026, overall air quality in Guangzhou is fair. PM1 is the main pollutant at 39.7/100. Pollution peaks around 8:00 PM (NO2: 44.9/100).
Will air quality be worse tomorrow in Guangzhou?
On 30 June 2026, air quality conditions in Guangzhou will be similar to today, with PM1 forecast at fair at 34.5/100. Pollution peaks around 8:00 PM (NO2: 44.0/100).
When is air pollution at its highest in Guangzhou?
Pollution in Guangzhou can be higher during busy traffic periods and when humid, stagnant conditions limit dispersion. Regional emissions from the surrounding Pearl River Delta can also contribute to elevated levels.
Are air quality levels in Guangzhou based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
Check air quality in other popular cities:
Data provided by Airmine — Last update: 28 June 2026 at 18:37 CET (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team