Air Quality History for Chiang Rai, Thailand
Historical PM2.5 and AQI trend from monitoring stations near Chiang Rai, Thailand.
50
Current AQI
Good Station
Good Station
Air Quality Index Station
478hPM2.5 Station
478h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-05-28 | 62 | 7–88 | 18.5 µg/m³ | 3.1 | 22h | 4 |
| 2026-05-27 | 67 | 22–96 | 20.8 µg/m³ | 1.6 | 24h | 4 |
| 2026-05-26 | 35 | 8–59 | 8.6 µg/m³ | 0.1 | 24h | 3 |
| 2026-05-25 | 30 | 9–53 | 7.2 µg/m³ | 0.4 | 24h | 3 |
| 2026-05-24 | 22 | 4–53 | 5.3 µg/m³ | 1.0 | 24h | 3 |
| 2026-05-23 | 38 | 21–75 | 9.7 µg/m³ | 0.3 | 24h | 4 |
| 2026-05-22 | 52 | 9–90 | 15.2 µg/m³ | 1.4 | 24h | 4 |
| 2026-05-21 | 70 | 46–99 | 21.1 µg/m³ | 1.1 | 24h | 4 |
| 2026-05-20 | 71 | 45–99 | 21.7 µg/m³ | 2.7 | 24h | 4 |
| 2026-05-19 | 74 | 29–123 | 23.1 µg/m³ | 0.9 | 24h | 4 |
| 2026-05-18 | 66 | 21–133 | 20.3 µg/m³ | 4.0 | 24h | 4 |
| 2026-05-17 | 39 | 9–94 | 10.9 µg/m³ | 0.6 | 24h | 4 |
| 2026-05-16 | 27 | 4–61 | 6.9 µg/m³ | 1.0 | 24h | 3 |
| 2026-05-15 | 13 | 4–50 | 3.2 µg/m³ | 0.7 | 23h | 2 |
| 2026-05-14 | 37 | 17–61 | 9.2 µg/m³ | 1.5 | 24h | 3 |
| 2026-05-13 | 22 | 11–41 | 5.3 µg/m³ | 1.0 | 24h | 2 |
| 2026-05-12 | 16 | 7–41 | 3.8 µg/m³ | 0.9 | 24h | 2 |
| 2026-05-11 | 32 | 4–90 | 9.0 µg/m³ | 1.3 | 24h | 3 |
| 2026-05-10 | 22 | 4–55 | 5.2 µg/m³ | 1.0 | 24h | 3 |
| 2026-05-09 | 51 | 15–69 | 13.7 µg/m³ | 2.5 | 24h | 4 |
| 2026-05-08 | 56 | 56–56 | 14.4 µg/m³ | 12.4 | 1h | 3 |