SmogRank / Countries / Thailand / June 2024
Most polluted cities in Thailand, June 2024
4 cities in Thailand ranked by their average PM2.5 over the 30 days. Worst: Chiang Mai at 11.5 µg/m³, #171 of 1,986 cities in the world. Cleanest: Ban Khlong Prawet at 9.0. A city needs measurements on 70% of the days to be ranked.
- 1Chiang Mailow-cost sensorsChiang Mai 11.5
- 2Tha BoNong Khai 11.4
- 3Bangkoklow-cost sensorsBangkok 9.7
- 4Ban Khlong Prawetlow-cost sensorsBangkok 9.0
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+