Air quality now
Air quality in Shanghai
China
Well above WHO limits — NO₂ is 3.2× the WHO limit
🚬 Breathing this all day ≈ smoking 1.5 cigarettes
Each ball below is a pollutant measured in Shanghai, sized against WHO safe limits — it's a snapshot of the air, not a map.
- PM2.534 µg/m³2.3×
- PM1035 µg/m³0.8×
- NO₂80 µg/m³3.2×
- O₃7 µg/m³0.1×
- SO₂26 µg/m³0.7×
- CO947 µg/m³0.2×
What you're seeing
Each ball is a pollutant measured in Shanghairight 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.