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

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Dalian AQI: Dalian Real-time Air Quality Index (AQI).
55
Moderate
Updated on Saturday 7:00
temperature: 27°C
currentpast 2 daysminmax
PM2.5 AQI
55Dalian PM25 (fine particulate matter) measured by Liaoning Provincial Environmental Monitoring (辽宁省环境保护厅). Values are converted to the US EPA AQI standard.1357
PM10 AQI
17Dalian PM10 (respirable particulate matter) measured by Liaoning Provincial Environmental Monitoring (辽宁省环境保护厅). Values are converted to the US EPA AQI standard.1031
NO2 AQI
6Dalian NO2 (nitrogen dioxide) measured by Liaoning Provincial Environmental Monitoring (辽宁省环境保护厅). Values are converted to the US EPA AQI standard.17
SO2 AQI
3Dalian SO2 (sulfur dioxide) measured by Liaoning Provincial Environmental Monitoring (辽宁省环境保护厅). Values are converted to the US EPA AQI standard.35
CO AQI
1Dalian CO (carbon monoxide) measured by Liaoning Provincial Environmental Monitoring (辽宁省环境保护厅). Values are converted to the US EPA AQI standard.16
Temp.
26Dalian t (temp.) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).2532
Dew
-Dalian d (dew) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).-185
Pressure
1003Dalian p (pressure:) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).10021004
Humidity
94Dalian h (humidity) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).6197
Wind
2Dalian w (wind) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).06
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map © OpenStreetMap contributors

Air Quality Forecast
SAT 2
31°C
25°C
SUN 3
31°C
26°C
MON 4
30°C
25°C
TUE 5
29°C
25°C
WED 6
29°C
24°C
THU 7
29°C
25°C
FRI 8
29°C
24°C
PM2.5
Saturday 2Sunday 3Monday 4Tuesday 5Wednesday 6Thursday 7Friday 8
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
3222335543314454334445321333445434445423357787523322351























































Temp.
26°25°27°29°31°30°28°27°26°26°27°29°31°31°28°27°26°25°26°29°30°29°27°26°26°25°25°26°29°29°27°25°25°24°26°28°29°28°27°27°25°25°26°28°29°28°27°26°25°24°26°29°27°24°24°
relative humidity
85898068616574828487817059586576838776616165747374696666545765737475736261687476829076575555657072736153647467
barometric pressure
1003100210031003100110011001100110011000100110011000100010011002100110021003100310021002100310031002100310031004100310021003100410041003100510051004100310031004100410041005100610051004100510061005100510051004100310041003
total precipitation
0.10.10.81.22.60.30.10.2
UVI:
9


4:56 ~ 19:05
UVI:
6


4:57 ~ 19:04
UVI:
8


4:58 ~ 19:03
UVI:
5


4:58 ~ 19:02
UVI:
8


4:59 ~ 19:01


5:00 ~ 19:00


5:01 ~ 18:59
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: an hour ago [Aug 1, 2025 11:06 PM]
fine particulate matter: 6 hours ago [Aug 1, 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 Weather Underground (wunderground.com) and the Liaoning Provincial Environmental Monitoring (辽宁省环境保护厅) (sthj.ln.gov.cn)

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Cloud API
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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why not participate to the map with your own air quality station?

Our GAIA air quality monitors are very easy to set up: You only need a WIFI access point and a USB compatible power supply.

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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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