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

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Beijing AQI: Beijing Real-time Air Quality Index (AQI).
169
Unhealthy
Updated on Tuesday 1:00
temperature: 21°C
currentpast 2 daysminmax
PM2.5 AQI
169Beijing 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.76169
PM10 AQI
102Beijing 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.40102
O3 AQI
48Beijing 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.1125
NO2 AQI
16Beijing 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.661
SO2 AQI
3Beijing 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
12Beijing 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.
21Beijing t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).829
Pressure
999Beijing p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).9961008
Humidity
68Beijing h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).1597
Wind
1Beijing w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).06
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Air Quality Forecast
TUE 13
35°C
20°C
WED 14
30°C
20°C
THU 15
32°C
17°C
FRI 16
34°C
20°C
SAT 17
27°C
17°C
SUN 18
28°C
19°C
PM2.5
Tuesday 13Wednesday 14Thursday 15Friday 16Saturday 17Sunday 18
hour
0369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
322135536988646455358877643477588108623466767757















































Temp.
22°20°22°28°33°35°32°29°26°23°20°25°28°30°26°22°19°17°18°24°30°32°29°26°24°21°21°27°32°31°27°26°21°18°18°22°25°27°25°22°20°19°21°25°27°28°26°
relative humidity
4250442820182329405050301211343256625842282222222532322024264238283023141010111819252622232127
barometric pressure
99899910001001100099899710001001100510101011101110101012101510151015101510131010100710061007100610051006100410009979991002100610091013101310121009100910111009100710061004999996998
total precipitation
0.10.30.10.1
UVI:
6


5:02 ~ 19:21
UVI:
8


5:01 ~ 19:22
UVI:
8


5:00 ~ 19:23
UVI:
7


4:59 ~ 19:23
UVI:
1


4:58 ~ 19:24


4:58 ~ 19:25
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: an hour ago [May 12, 2025 4:42 PM]
fine particulate matter: a day ago [May 11, 2025 6:02 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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Cloud API
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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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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