Air quality now
Air quality in Beijing
China
Hazardous — PM2.5 is 9.2× the WHO limit
🚬 Breathing this all day ≈ smoking 6.3 cigarettes
Each ball below is a pollutant measured in Beijing, sized against WHO safe limits — it's a snapshot of the air, not a map.
- PM2.5138 µg/m³9.2×
- PM10150 µg/m³3.3×
- NO₂54 µg/m³2.2×
- O₃2 µg/m³0.0×
- SO₂15 µg/m³0.4×
- CO1662 µg/m³0.4×
What you're seeing
Each ball is a pollutant measured in Beijingright now. The more balls of a colour, the more of that pollutant is in the air — normalised against the World Health Organization's safe limits, so a hazy city looks unmistakably denser than a clean one. Data is live from Open-Meteo / CAMS. How Polly works →
Want your own city and a hay-fever pollen view? Open the live map, or track your symptoms against the air.