Air quality in Chiang Rai today
Thailand · Updated Friday 15:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Moderate European AQI
Sensitive people may want to take it easier outdoors.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 6 µg/m³ | Good |
| PM10 | 6 µg/m³ | Good |
| NO₂ | 1 µg/m³ | Good |
| O₃ | 112 µg/m³ | Moderate |
The pollutant that matters most in Chiang Rai right now is O₃.
Forecast: next 24 hours
Over the next 24 hours the air in Chiang Rai is expected to be worst around Fri 16:00 (AQI 50, moderate). The cleanest hour is expected around Sat 06:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 16:00 | 50 | Moderate | 6 |
| Fri 19:00 | 26 | Fair | 8 |
| Fri 22:00 | 28 | Fair | 9 |
| Sat 01:00 | 28 | Fair | 9 |
| Sat 04:00 | 18 | Good | 3 |
| Sat 07:00 | 17 | Good | 3 |
| Sat 10:00 | 31 | Fair | 4 |
| Sat 13:00 | 37 | Fair | 5 |
The last 30 days
Over the last 30 days the average daily AQI in Chiang Rai was 32, with 0 day(s) rated poor or worse. The cleanest day was 18 Sept, the most polluted 11 Sept.
Questions and answers
- Is the air in Chiang Rai good today?
- Right now the European Air Quality Index in Chiang Rai is 52, which is moderate. Sensitive people may want to take it easier outdoors.
- What pollutes the air in Chiang Rai?
- At the moment O₃ contributes most to the air quality index in Chiang Rai. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Chiang Rai be cleanest?
- Over the next 24 hours the air in Chiang Rai is expected to be worst around Fri 16:00 (AQI 50, moderate). The cleanest hour is expected around Sat 06:00.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.