Air quality now
Air quality in Johannesburg
South Africa
Hazardous — PM2.5 is 7.9× the WHO limit
- PM2.5119 µg/m³7.9×
- PM10122 µg/m³2.7×
- NO₂70 µg/m³2.8×
- O₃0 µg/m³—
- SO₂227 µg/m³5.7×
- CO4324 µg/m³1.1×
What you're seeing
Each ball is a pollutant measured in Johannesburgright 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.