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

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Beijing AQI: Beijing Real-time Air Quality Index (AQI).
11
Good
Updated on Thursday 6:00
temperature: 10°C
currentpast 2 daysminmax
PM2.5 AQI
9Beijing 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.9122
PM10 AQI
4Beijing 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.459
O3 AQI
11Beijing 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.141
NO2 AQI
6Beijing 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.621
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.12
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.310
Temp.
10Beijing t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).1023
Pressure
1024Beijing p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10181026
Humidity
93Beijing h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).33100
Wind
3Beijing w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).04
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Air Quality Forecast
THU 9
11°C
10°C
FRI 10
12°C
10°C
SAT 11
20°C
11°C
SUN 12
17°C
13°C
MON 13
21°C
12°C
TUE 14
22°C
14°C
WED 15
23°C
15°C
PM2.5
Thursday 9Friday 10Saturday 11Sunday 12Monday 13Tuesday 14Wednesday 15
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
2222211111121110111211212214444311112432111045553111132























































Temp.
10°10°10°11°10°10°11°10°11°11°11°12°11°10°10°11°11°11°11°14°17°20°17°16°15°14°14°16°16°16°15°14°13°12°12°16°20°20°18°16°15°14°15°19°22°22°19°18°16°15°16°20°23°23°20°
relative humidity
87899092909292878479807574858889878687726055687677817937363850566668624537486472778177584854626268737258434561
barometric pressure
1025102410251025102410231024102510241023102210221022102110221021101910171018101710161016101710181020102010211022102210211021102110201019101910191017101610171018101710171018101710151014101410141014101310141014101210121013
total precipitation
9.84.111.43.28.15.113.30.10.10.10.12.62.65.12.12.1
UVI:
1


6:19 ~ 17:46
UVI:
2


6:20 ~ 17:44
UVI:
3


6:21 ~ 17:43
UVI:
0


6:22 ~ 17:41


6:23 ~ 17:40


6:24 ~ 17:38


6:25 ~ 17:37
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: 6 hours ago [Oct 8, 2025 4:37 PM]
fine particulate matter: 5 hours ago [Oct 8, 2025 6:12 PM]
ozone: 6 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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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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