Air quality now
Air quality in Nairobi
Kenya
Above WHO limits — PM2.5 is 1.1× the WHO limit
🚬 Breathing this all day ≈ smoking 0.7 cigarettes
Each ball below is a pollutant measured in Nairobi, sized against WHO safe limits — it's a snapshot of the air, not a map.
- PM2.516 µg/m³1.1×
- PM1023 µg/m³0.5×
- NO₂6 µg/m³0.3×
- O₃85 µg/m³0.8×
- SO₂4 µg/m³0.1×
- CO255 µg/m³0.1×
What you're seeing
Each ball is a pollutant measured in Nairobiright 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.