Weihai air quality · Shandong, China · 威海市
This is what breathable city air is supposed to feel like
China AQI 20 (Excellent) in Weihai, from 5 CNEMC monitoring stations. On the US scale that is 36 (Good). Main pollutant: Ozone.
Updated
Pollutants in Weihai
- PM2.5 · µg/m³6.4Under WHO limit
- PM10 · µg/m³13.8Under WHO limit
- NO₂ · µg/m³14.4Under WHO limit
- O₃ · µg/m³63.2
- SO₂ · µg/m³6.0Under WHO limit
- CO · mg/m³0.33
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Weihai 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 0–50 means for your health →
Weihai air quality history
Daily average, 35 days- 31average daily China AQI over 35 days
- 54worst day, 12 October
- 19cleanest day, 14 September
- 0days at Moderately Polluted or worse
The last 7 days averaged 32, about the same as the week before (33). 34 of the last 35 days were Excellent.
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China rankingWeihai air quality: common questions
What is the AQI in Weihai right now?
The China AQI in Weihai is 20 (Excellent), based on 5 monitoring stations. The main pollutant is Ozone. On the US AQI scale the same air reads 36 (Good).
Is it safe to go outside in Weihai 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 Weihai been recently?
Over the last 35 days with data, Weihai averaged China AQI 31. The worst day was 12 October at 54; the cleanest was 14 September at 19. 0 days were at Moderately Polluted or worse.
Where does Weihai's air quality data come from?
From China National Environmental Monitoring Centre (CNEMC), using 5 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.