SmogRank / Countries / Thailand / November 2024

Most polluted cities in Thailand, November 2024

3 cities in Thailand ranked by their average PM2.5 over the 30 days. Worst: Bangkok at 30.9 µg/m³, #55 of 2,083 cities in the world. Cleanest: Tha Bo at 28.8. A city needs measurements on 70% of the days to be ranked.

  1. 1Bangkoklow-cost sensorsBangkok
    30.9
  2. 2Chiang Mailow-cost sensorsChiang Mai
    28.9
  3. 3Tha BoNong Khai
    28.8
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, November 2024 · Thailand now

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SmogRank, most polluted cities in Thailand, PM2.5, November 2024, smogrank.com/th/history/2024-11 (accessed 2 Oct 2026).

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