Tung Chung Air Pollution: Real-time Air Quality Index (AQI)

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Tung Chung AQI: Tung Chung Real-time Air Quality Index (AQI).
40
Good
Updated on Wed. 23:00
temperature: 30°C
currentpast 2 daysminmax
PM2.5 AQI
40Tung Chung, HongKong PM25 (fine particulate matter) measured by Hong Kong Environmental Protection Department - 空氣質素健康指數單張及海報. Values are converted to the US EPA AQI standard.1453
PM10 AQI
12Tung Chung, HongKong PM10 (respirable particulate matter) measured by Hong Kong Environmental Protection Department - 空氣質素健康指數單張及海報. Values are converted to the US EPA AQI standard.619
O3 AQI
17Tung Chung, HongKong O3 (ozone) measured by Hong Kong Environmental Protection Department - 空氣質素健康指數單張及海報. Values are converted to the US EPA AQI standard.745
NO2 AQI
11Tung Chung, HongKong NO2 (nitrogen dioxide) measured by Hong Kong Environmental Protection Department - 空氣質素健康指數單張及海報. Values are converted to the US EPA AQI standard.419
SO2 AQI
1Tung Chung, HongKong SO2 (sulfur dioxide) measured by Hong Kong Environmental Protection Department - 空氣質素健康指數單張及海報. Values are converted to the US EPA AQI standard.01
CO AQI
2Tung Chung, HongKong CO (carbon monoxide) measured by Hong Kong Environmental Protection Department - 空氣質素健康指數單張及海報. Values are converted to the US EPA AQI standard.14
UVI
0Tung Chung, HongKong UVI (Ultra Violet Index) measured by Hong Kong Environmental Protection Department - 空氣質素健康指數單張及海報. Values are converted to the US EPA AQI standard.011
Temp.
30Tung Chung, HongKong t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).2733
Pressure
1003Tung Chung, HongKong p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10021008
Humidity
79Tung Chung, HongKong h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).5789
Wind
6Tung Chung, HongKong w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).18
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Air Quality Forecast
WED 13
30°C
29°C
THU 14
29°C
26°C
FRI 15
29°C
28°C
SAT 16
30°C
28°C
SUN 17
29°C
28°C
MON 18
28°C
27°C
TUE 19
29°C
27°C
PM2.5
Wednesday 13Thursday 14Friday 15Saturday 16Sunday 17Monday 18Tuesday 19
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
45444699109111088101010109881099109777881011109101011121211101111127777766789























































Temp.
29°29°29°29°29°30°29°29°29°29°29°28°26°26°27°28°28°28°28°28°28°28°28°29°29°28°28°29°30°29°29°29°28°28°28°28°29°29°29°29°28°28°28°28°28°28°27°28°28°27°28°28°28°29°29°
relative humidity
82818080777784858580818391898682808280827979827978788078727781818184828077788079828485838484898383878685838283
barometric pressure
1008100710081007100610031003100410021001100210041005100510061007100710061007100910081007100710091008100710081008100710051006100810071006100710081006100510061008100610051006100610041004100510061005100510061007100610051006
total precipitation
0.90.51.30.30.50.11.12.67628.818.127.512.13.72.23.60.91.90.10.10.10.10.10.50.10.10.20.10.20.20.51.33.63.66.23.48.73.36.84.613.47.312.93.95.9
UVI:
10


6:02 ~ 18:59
UVI:
5


6:02 ~ 18:58
UVI:
10


6:02 ~ 18:57
UVI:
10


6:03 ~ 18:56
UVI:
10


6:03 ~ 18:56
UVI:
1


6:03 ~ 18:55


6:04 ~ 18:54
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: 11 hours ago [Aug 13, 2025 4:42 AM]
fine particulate matter: a day ago [Aug 12, 2025 6:02 PM]
click to view the detailed forecast

Air Quality Data provided by: the Hong Kong Environmental Protection Department - 空氣質素健康指數單張及海報 (aqhi.gov.hk)

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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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