Beijing Air Pollution: Real-time Air Quality Index (AQI)

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Beijing AQI: Beijing Real-time Air Quality Index (AQI).
38
Good
Updated on Thursday 21:00
temperature: 9°C
currentpast 2 daysminmax
PM2.5 AQI
38Beijing PM25 (fine particulate matter) measured by Beijing Environmental Protection Monitoring Center (北京市环境保护监测中心). Values are converted to the US EPA AQI standard.21122
PM10 AQI
21Beijing PM10 (respirable particulate matter) measured by Beijing Environmental Protection Monitoring Center (北京市环境保护监测中心). Values are converted to the US EPA AQI standard.18143
O3 AQI
36Beijing O3 (ozone) measured by Beijing Environmental Protection Monitoring Center (北京市环境保护监测中心). Values are converted to the US EPA AQI standard.2244
NO2 AQI
2Beijing NO2 (nitrogen dioxide) measured by Beijing Environmental Protection Monitoring Center (北京市环境保护监测中心). Values are converted to the US EPA AQI standard.116
SO2 AQI
2Beijing SO2 (sulfur dioxide) measured by Beijing Environmental Protection Monitoring Center (北京市环境保护监测中心). Values are converted to the US EPA AQI standard.15
CO AQI
3Beijing CO (carbon monoxide) measured by Beijing Environmental Protection Monitoring Center (北京市环境保护监测中心). Values are converted to the US EPA AQI standard.17
Temp.
9Beijing t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).621
Pressure
1020Beijing p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).9981020
Humidity
11Beijing h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).750
Wind
6Beijing w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).110
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Air Quality Forecast
THU 27
13°C
7°C
FRI 28
10°C
4°C
SAT 29
11°C
3°C
SUN 30
15°C
4°C
MON 31
21°C
6°C
TUE 1
21°C
12°C
WED 2
23°C
11°C
PM2.5
O3
Thursday 27Friday 28Saturday 29Sunday 30Monday 31Tuesday 1Wednesday 2
hour
258111417202325811141720232581114172023258121518210369121518210369121518210369121518
Wind Speed (m/s)
875423654423985444876542224558723213452477766322112464






















































Temp.
11°10°10°10°13°11°10°8°6°5°6°8°10°8°6°4°3°3°5°8°11°11°8°6°5°4°9°13°15°14°12°10°7°7°12°18°21°19°15°14°13°13°17°20°21°17°14°13°11°12°18°22°23°19°
relative humidity
13152722151781014161518891211131313778111415171211111214182426169881112181814109121517201814111115
barometric pressure
101010121015101710151017101910211022102410261024102110231026102610261025102610251022102310261028102810281028102510211020102010201019102010191016101210121014101310141016101810171016101810201021102110231022101810171018
total precipitation
UVI:
4


6:08 ~ 18:33
UVI:
4


6:06 ~ 18:34
UVI:
5


6:04 ~ 18:35
UVI:
5


6:03 ~ 18:36
UVI:
5


6:01 ~ 18:37
UVI:
1


5:59 ~ 18:38


5:58 ~ 18:39
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: 2 hours ago [Mar 27, 2025 11:17 AM]
fine particulate matter: 20 hours ago [Mar 26, 2025 6:02 PM]
ozone: 17 hours ago [Mar 26, 2025 8:38 PM]
click to view the detailed forecast

Air Quality Data provided by: the Beijing Environmental Protection Monitoring Center (北京市环境保护监测中心) (bjmemc.com.cn)

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This air quality monitoring station real-time data can be programmatically accessed using this API url: (For more information, check the API page:aqicn.org/api/ )

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Quesnel Johnston Avenue


Do you know of any Air Quality stations in your area?
why not participate to the map with your own air quality station?

Our GAIA air quality monitors are very easy to set up: You only need a WIFI access point and a USB compatible power supply.

Once connected, your real time air pollution levels are instantaneously available on the maps and through the API.

The station comes with a 10-meter water-proof power cable, a USB power supply,mounting equipment and an optional solar panel.

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Air quality historical data


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About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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