Air Quality Lab — Postmasburg, South Africa
Air Quality Profile·
Postmasburg reports an annual PM2.5 of 12.4 µg/m³. That's roughly double the WHO 2021 guideline but still far below the EU annual limit of 25 µg/m³.
Postmasburg
South Africa
South AfricaAnnual Average
FairWHO annual classification
12.4µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1111 µg/m³ — Fair
1010 µg/m³ — Fair
1111 µg/m³ — Fair
8.08.0 µg/m³ — Good
1212 µg/m³ — Fair
1717 µg/m³ — Moderate
2121 µg/m³ — Moderate
1313 µg/m³ — Fair
1515 µg/m³ — Fair
1111 µg/m³ — Fair
1010 µg/m³ — Fair
1111 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1111 µg/m³ — Fair
1010 µg/m³ — Fair
1111 µg/m³ — Fair
8.08.0 µg/m³ — Good
1212 µg/m³ — Fair
1717 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
2121 µg/m³ — Moderate
1313 µg/m³ — Fair
1515 µg/m³ — Fair
1111 µg/m³ — Fair
1010 µg/m³ — Fair
1111 µg/m³ — Fair
Best months: Feb, Apr, NovWorst months: Jun–Jul, Sep
Good5–10 µg/m³Fair10–15 µg/m³Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across South Africa
Postmasburg: 12.4 µg/m³. Typical range in South Africa: 12.8–23.3 µg/m³. Low anchor: Port Elizabeth, 7.3 µg/m³. High anchor: Diepsloot, 162.1 µg/m³.
265 cities tracked