SmogRank / Countries / China / August 2023
Most polluted cities in China, August 2023
3 cities in China ranked by their average PM2.5 over the 31 days. Worst: Beijing at 23.7 µg/m³, #46 of 1,670 cities in the world. Cleanest: Shenyang at 18.9. A city needs measurements on 70% of the days to be ranked.
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+
All cities in the world, August 2023 · China now
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SmogRank, most polluted cities in China, PM2.5, August 2023, smogrank.com/cn/history/2023-08 (accessed 2 Oct 2026).
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