Suzhou air quality · Jiangsu, China · 苏州市
Clean overnight air is linked to deeper, less interrupted sleep
China AQI 44 (Excellent) in Suzhou, from 10 CNEMC monitoring stations. On the US scale that is 86 (Moderate). Main pollutant: PM10.
Updated
Pollutants in Suzhou
- PM2.5 · µg/m³28.01.9× WHO limit
- PM10 · µg/m³43.1Under WHO limit
- NO₂ · µg/m³38.81.6× WHO limit
- O₃ · µg/m³17.6
- SO₂ · µg/m³6.9Under WHO limit
- CO · mg/m³0.80
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Suzhou right now?
Air quality is satisfactory, with essentially no air pollution.
Walking and commuting
Go aheadEnjoy it.
Running and jogging
Go aheadA great time to run outdoors.
Cycling
Go aheadRide freely.
Children playing outside
Go aheadNo limits.
Older adults and heart or lung conditions
Go aheadNo limits.
Open windows
Go aheadAir out your home.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededNot needed.
Based on the US EPA Air Quality Guide, applied to the current China AQI category. If you have symptoms, follow your doctor's advice.
What US AQI 51–100 means for your health →
Suzhou air quality history
Daily average, 35 days- 37average daily China AQI over 35 days
- 70worst day, 8 October
- 20cleanest day, 29 September
- 0days at Moderately Polluted or worse
The last 7 days averaged 37, better than the week before (50). 29 of the last 35 days were Excellent.
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China rankingSuzhou air quality: common questions
What is the AQI in Suzhou right now?
The China AQI in Suzhou is 44 (Excellent), based on 10 monitoring stations. The main pollutant is PM10. On the US AQI scale the same air reads 86 (Moderate).
Is it safe to go outside in Suzhou today?
A great time to be outside. Air quality is satisfactory, with essentially no air pollution. For runners: A great time to run outdoors.
How has air quality in Suzhou been recently?
Over the last 35 days with data, Suzhou averaged China AQI 37. The worst day was 8 October at 70; the cleanest was 29 September at 20. 0 days were at Moderately Polluted or worse.
How does Suzhou's PM2.5 compare with the WHO guideline?
PM2.5 is 28 µg/m³, about 1.9 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Suzhou's air quality data come from?
From China National Environmental Monitoring Centre (CNEMC), using 10 monitoring stations in and around the city. Good Air does not estimate or adjust these readings.
Source: China National Environmental Monitoring Centre (CNEMC). Readings are published by the monitoring agency and may be revised.