Air quality now
Air quality in Tokyo
Japan
Above WHO limits — NO₂ is 1.3× the WHO limit
🚬 Breathing this all day ≈ smoking 0.6 cigarettes
Each ball below is a pollutant measured in Tokyo, sized against WHO safe limits — it's a snapshot of the air, not a map.
- PM2.513 µg/m³0.8×
- PM1015 µg/m³0.3×
- NO₂33 µg/m³1.3×
- O₃48 µg/m³0.5×
- SO₂19 µg/m³0.5×
- CO454 µg/m³0.1×
What you're seeing
Each ball is a pollutant measured in Tokyoright 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.