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

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Beijing AQI: Beijing Real-time Air Quality Index (AQI).
137
Unhealthy
for Sensitive Groups
Updated on Sunday 5:00
temperature: 8°C
currentpast 2 daysminmax
PM2.5 AQI
137Beijing 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.13151
PM10 AQI
59Beijing 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.666
O3 AQI
1Beijing 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.152
NO2 AQI
24Beijing 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.326
SO2 AQI
1Beijing 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.13
CO AQI
10Beijing 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.412
Temp.
8Beijing t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).826
Pressure
1004Beijing p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10041013
Humidity
93Beijing h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).1493
Wind
1Beijing w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).06
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Air Quality Forecast
SUN 11
31°C
15°C
MON 12
36°C
19°C
TUE 13
35°C
21°C
WED 14
33°C
24°C
THU 15
35°C
20°C
FRI 16
36°C
20°C
SAT 17
29°C
21°C
PM2.5
Sunday 11Monday 12Tuesday 13Wednesday 14Thursday 15Friday 16Saturday 17
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
2322246531212564222323338688553332224565432586322133635























































Temp.
17°15°17°24°30°31°28°24°22°20°20°26°32°35°32°29°25°22°23°28°33°35°32°28°26°24°24°26°31°33°30°26°23°20°24°31°34°35°28°24°22°20°24°31°36°29°23°23°22°21°23°28°29°29°25°
relative humidity
2932271810101827293433241416182128302922191824333537322314912182550371516153048525849322538707571715838262635
barometric pressure
100610051005100410019989989999989989989989969939939949949969989999989969969961001100210051007100610041005100710081010101110101007100410051007100610061006100410001000100210031003100310061006100510041006
total precipitation
0.10.114.90.3
UVI:
5


5:04 ~ 19:19
UVI:
5


5:03 ~ 19:20
UVI:
6


5:02 ~ 19:21
UVI:
8


5:01 ~ 19:22
UVI:
1


5:00 ~ 19:23


4:59 ~ 19:23


4:58 ~ 19:24
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: a day ago [May 9, 2025 6:58 PM]
fine particulate matter: 4 hours ago [May 10, 2025 6:22 PM]
ozone: a month ago [Mar 30, 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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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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