Tai Po Air Pollution: Real-time Air Quality Index (AQI)

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Tai Po AQI: Tai Po Real-time Air Quality Index (AQI).
53
Moderate
Updated on Thursday 3:00
temperature: 29°C
currentpast 2 daysminmax
PM2.5 AQI
53Tai Po, 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.1868
PM10 AQI
19Tai Po, 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.630
O3 AQI
13Tai Po, 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.268
NO2 AQI
10Tai Po, 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.620
SO2 AQI
5Tai Po, 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.25
UVI
0Tai Po, 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.
29Tai Po, HongKong t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).2735
Pressure
1002Tai Po, HongKong p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10021008
Humidity
88Tai Po, HongKong h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).5991
Wind
3Tai Po, HongKong w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).04
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Air Quality Forecast
THU 14
29°C
25°C
FRI 15
30°C
26°C
SAT 16
32°C
26°C
SUN 17
32°C
27°C
MON 18
31°C
27°C
TUE 19
29°C
26°C
WED 20
28°C
27°C
PM2.5
Thursday 14Friday 15Saturday 16Sunday 17Monday 18Tuesday 19Wednesday 20
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
4558755455567754454565455434777866778776434134344443555























































Temp.
29°28°28°28°26°26°26°26°26°26°27°29°30°30°28°27°27°27°27°30°32°32°30°28°28°27°27°30°32°31°29°28°28°27°28°30°31°30°28°28°28°27°28°29°26°26°26°26°27°27°27°27°28°27°27°
relative humidity
84838180889088888887857472727777807880656055647977788166626270737579756661657378737572658385878789888585848791
barometric pressure
1003100210041005100510051006100810081007100710091008100710081009100910071008100810071006100610081008100710081009100710061007100910071007100710071005100410051005100410031004100510041003100410051004100310051005100310031004
total precipitation
0.21.911.12.911.54.19.30.70.30.50.21.70.40.80.60.60.10.10.80.10.10.20.10.40.10.10.10.50.11.10.51.20.61.84.79.24.760.87.9
UVI:
5


6:01 ~ 18:57
UVI:
9


6:01 ~ 18:56
UVI:
10


6:02 ~ 18:56
UVI:
10


6:02 ~ 18:55
UVI:
1


6:02 ~ 18:54


6:03 ~ 18:53


6:03 ~ 18:53
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: 15 hours ago [Aug 13, 2025 4:42 AM]
fine particulate matter: 2 hours ago [Aug 13, 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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