What is the air quality in Johannesburg?

Johannesburg, South Africa has an annual US AQI of 92 (Polluted) and average PM2.5 of 30.5 µg/m³, ranking #4347 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Johannesburg?

November is typically the cleanest month (AQI 77) and June the most polluted (AQI 112).

Where does Johannesburg's air quality data come from?

PM2.5: 1998–2024 (satellite). From satellite data, because no government monitor covers the city. Full sources are on the methodology page.

Johannesburg, South Africa — Air Quality & Clean City Guide 2026

Johannesburg Air Quality Data

Global rank	City	Continent	AQI	PM2.5
4347	Johannesburg, South Africa	Africa & Middle East	AQI 92	PM2.5 30.5 µg/m³