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

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Hanoi AQI: Hanoi Real-time Air Quality Index (AQI).
89
Moderate
Updated on Wed. 12:00
temperature: 28°C
currentpast 2 daysminmax
PM2.5 AQI
89Hanoi, Vietnam PM25 (fine particulate matter) measured by Vietnam Center For Environmental Monitoring Portal (cổng thông tin quan trắc môi trường). Values are converted to the US EPA AQI standard.59131
PM10 AQI
63Hanoi, Vietnam PM10 (respirable particulate matter) measured by Vietnam Center For Environmental Monitoring Portal (cổng thông tin quan trắc môi trường). Values are converted to the US EPA AQI standard.4480
O3 AQI
7Hanoi, Vietnam O3 (ozone) measured by Vietnam Center For Environmental Monitoring Portal (cổng thông tin quan trắc môi trường). Values are converted to the US EPA AQI standard.324
SO2 AQI
-Hanoi, Vietnam SO2 (sulfur dioxide) measured by Vietnam Center For Environmental Monitoring Portal (cổng thông tin quan trắc môi trường). Values are converted to the US EPA AQI standard.66
CO AQI
9Hanoi, Vietnam CO (carbon monoxide) measured by Vietnam Center For Environmental Monitoring Portal (cổng thông tin quan trắc môi trường). Values are converted to the US EPA AQI standard.115
Temp.
28Hanoi, Vietnam t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).2231
Pressure
1012Hanoi, Vietnam p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10071013
Humidity
78Hanoi, Vietnam h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).3394
Wind
2Hanoi, Vietnam w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).16
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Air Quality Forecast
WED 14
32°C
23°C
THU 15
31°C
24°C
FRI 16
31°C
25°C
SAT 17
30°C
24°C
SUN 18
30°C
25°C
MON 19
34°C
25°C
TUE 20
33°C
25°C
PM2.5
Wednesday 14Thursday 15Friday 16Saturday 17Sunday 18Monday 19Tuesday 20
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
4333345543225564122356532222232111111125532223755221155























































Temp.
24°23°25°28°31°30°27°25°25°24°26°29°31°30°27°26°25°25°25°26°30°29°27°25°25°24°25°27°30°28°26°26°25°25°26°27°29°30°28°26°25°25°26°30°33°34°28°26°26°25°26°31°33°33°27°
relative humidity
90918170606980909597897468708491979796886772819395969485718792969896938977718386959794735955869495979475656394
barometric pressure
100910091011101110091007100810101009100910111011100810061008101010091008101010111008100610071009100810081009101010081007100810101009100810091009100710041005100710061005100610061003100010021004100310021004100410019991000
total precipitation
NaN0.10.10.30.40.30.61.44.63.64.31.95.41.44.10.10.20.10.22.44.20.10.20.31.21.61.73.87.10.10.10.10.11.93.84.70.10.10.11.14.47.82.37.50.21.81.44.8
UVI:
6


5:20 ~ 18:27
UVI:
5


5:20 ~ 18:28
UVI:
7


5:19 ~ 18:28
UVI:
6


5:19 ~ 18:29
UVI:
6


5:19 ~ 18:29


5:18 ~ 18:29


5:18 ~ 18:30
Forecast plotted using timezone +07:00
Latest forecast updates:
Wind: 3 hours ago [May 14, 2025 2:37 AM]
fine particulate matter: 12 hours ago [May 13, 2025 6:12 PM]
click to view the detailed forecast

Air Quality Data provided by: the Vietnam Center For Environmental Monitoring Portal (cổng thông tin quan trắc môi trường) (cem.gov.vn)

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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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