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

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Beijing AQI: Beijing Real-time Air Quality Index (AQI).
70
Moderate
Updated on Tuesday 20:00
temperature: 22°C
currentpast 2 daysminmax
PM2.5 AQI
70Beijing 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.42151
PM10 AQI
30Beijing 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.1569
O3 AQI
39Beijing 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.2686
NO2 AQI
8Beijing 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.419
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.15
CO AQI
6Beijing 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.47
Temp.
22Beijing t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).2234
Pressure
1009Beijing p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10011009
Humidity
100Beijing h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).49100
Wind
1Beijing w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).06
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Air Quality Forecast
TUE 12
31°C
22°C
WED 13
31°C
21°C
THU 14
33°C
22°C
FRI 15
32°C
23°C
SAT 16
32°C
24°C
SUN 17
31°C
24°C
MON 18
27°C
24°C
PM2.5
Tuesday 12Wednesday 13Thursday 14Friday 15Saturday 16Sunday 17Monday 18
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
3221342211111331222134343212464321123433222586433222221























































Temp.
24°24°25°27°30°26°22°22°22°21°22°27°31°31°28°26°25°23°23°28°32°33°28°25°23°23°24°27°30°31°28°27°25°24°25°30°31°32°29°25°24°24°25°31°31°29°27°24°24°24°24°26°26°27°26°
relative humidity
86867973698292979797916753517077839593725955849497989781746175798387846869607695979796666371779599999894969397
barometric pressure
1002100210041007100610071007100910081008100810091008100610071009101010101012101210111009100910111011101010111010100910081008100910091008100910091009100710081009101010091010100910081007100810081007100610071007100510051005
total precipitation
1.10.92.30.66.61.51.70.10.30.80.11.61.95.30.92.910.11.20.11.13.26.91.40.10.40.10.126.63.33.90.91.30.20.3
UVI:
5


5:23 ~ 19:17
UVI:
4


5:24 ~ 19:15
UVI:
5


5:25 ~ 19:14
UVI:
3


5:26 ~ 19:13
UVI:
5


5:27 ~ 19:12
UVI:
1


5:28 ~ 19:10


5:29 ~ 19:09
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: 3 hours ago [Aug 12, 2025 10:37 AM]
fine particulate matter: 19 hours ago [Aug 11, 2025 6:22 PM]
ozone: 4 months 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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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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