Rayong air quality · Thailand
This AQI is manageable, though sensitive lungs may notice it
US AQI 72 (Moderate) in Rayong, from 5 PCD monitoring stations. Main pollutant: PM2.5.
Updated
Pollutants in Rayong
- PM2.5 · µg/m³20.2Under WHO limit
- PM10 · µg/m³43.7Under WHO limit
- NO₂ · µg/m³5.6Under WHO limit
- O₃ · µg/m³43.1
- SO₂ · µg/m³2.6Under WHO limit
- CO · mg/m³0.23
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Rayong 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 →
Air quality by area in Rayong
4 stations, worst first- Field Crop Research CenterModerate97
- Health Promotion Hospital MaptaputModerate93
- Rayong Provincial StadiumModerate68
- Khai SurasinghanatGood41
Rayong air quality history
Daily average, 35 days- 68average daily US AQI over 35 days
- 101worst day, 30 September
- 47cleanest day, 18 September
- 0days at Unhealthy or worse
The last 7 days averaged 70, about the same as the week before (64). 2 of the last 35 days were Good.
Nearby cities
Thailand rankingRayong air quality: common questions
What is the AQI in Rayong right now?
The US AQI in Rayong is 72 (Moderate), based on 5 monitoring stations. The main pollutant is PM2.5.
Is it safe to go outside in Rayong 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.
Which area of Rayong has the worst air right now?
Field Crop Research Center has the highest reading at 97 (Moderate). Khai Surasinghanat has the lowest at 41, out of 4 stations reporting.
How has air quality in Rayong been recently?
Over the last 35 days with data, Rayong averaged US AQI 68. The worst day was 30 September at 101; the cleanest was 18 September at 47. 0 days were at Unhealthy or worse.
How does Rayong's PM2.5 compare with the WHO guideline?
PM2.5 is 20 µg/m³, about 1.3 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Rayong's air quality data come from?
From Pollution Control Department (PCD) · Air4Thai, using 5 monitoring stations 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.