Phayao air quality · Thailand
This AQI is manageable, though sensitive lungs may notice it
US AQI 66 (Moderate) in Phayao, from 1 PCD monitoring station. Main pollutant: PM2.5.
Updated
Pollutants in Phayao
- PM2.5 · µg/m³17.4Under WHO limit
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Phayao right now?
Air quality is acceptable. People who are unusually sensitive to air pollution may feel effects with long or heavy exertion outdoors.
Walking and commuting
Go aheadFine for everyone.
Running and jogging
Take careFine for most; unusually sensitive people should ease the pace.
Cycling
Go aheadFine for everyone.
Children playing outside
Go aheadNo limits for most children.
Older adults and heart or lung conditions
Take careWatch for symptoms such as coughing or breathlessness.
Open windows
Go aheadFine to ventilate.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededOptional.
Based on the US EPA Air Quality Guide, applied to the current US AQI category. If you have symptoms, follow your doctor's advice.
What US AQI 51–100 means for your health →
Phayao air quality history
Daily average, 35 days- 55average daily US AQI over 35 days
- 70worst day, 14 October
- 38cleanest day, 27 September
- 0days at Unhealthy or worse
The last 7 days averaged 65, worse than the week before (58). 9 of the last 35 days were Good.
Nearby cities
Thailand rankingPhayao air quality: common questions
What is the AQI in Phayao right now?
The US AQI in Phayao is 66 (Moderate). The main pollutant is PM2.5.
Is it safe to go outside in Phayao today?
Fine for most people. Air quality is acceptable. People who are unusually sensitive to air pollution may feel effects with long or heavy exertion outdoors. For runners: Fine for most; unusually sensitive people should ease the pace.
How has air quality in Phayao been recently?
Over the last 35 days with data, Phayao averaged US AQI 55. The worst day was 14 October at 70; the cleanest was 27 September at 38. 0 days were at Unhealthy or worse.
How does Phayao's PM2.5 compare with the WHO guideline?
PM2.5 is 17 µg/m³, about 1.2 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Phayao's air quality data come from?
From Pollution Control Department (PCD) · Air4Thai, using 1 monitoring station in and around the city. Good Air does not estimate or adjust these readings.
Source: Pollution Control Department (PCD) · Air4Thai. Readings are published by the monitoring agency and may be revised.