SmogRank / Countries / Malaysia / September 2026
Most polluted cities in Malaysia, September 2026
1 city in Malaysia ranked by their average PM2.5 over the 30 days. Worst: Kuala Lumpur at 69.0 µg/m³, #3 of 2,332 cities in the world. A city needs measurements on 70% of the days to be ranked.
- 1Kuala Lumpurlow-cost sensorsKuala Lumpur 69.0
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+