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

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Xian AQI: Xian Real-time Air Quality Index (AQI).
132
Unhealthy
for Sensitive Groups
Updated on Wed. 22:00
temperature: 10°C
currentpast 2 daysminmax
PM2.5 AQI
132Xian PM25 (fine particulate matter) measured by : • Shaanxi Provincial Environmental Protection Office (陕西省环保厅) • Xi an Environmental Protection Agency (西安市环境保护局). Values are converted to the US EPA AQI standard.93159
PM10 AQI
74Xian PM10 (respirable particulate matter) measured by : • Shaanxi Provincial Environmental Protection Office (陕西省环保厅) • Xi an Environmental Protection Agency (西安市环境保护局). Values are converted to the US EPA AQI standard.64129
O3 AQI
18Xian O3 (ozone) measured by : • Shaanxi Provincial Environmental Protection Office (陕西省环保厅) • Xi an Environmental Protection Agency (西安市环境保护局). Values are converted to the US EPA AQI standard.241
NO2 AQI
27Xian NO2 (nitrogen dioxide) measured by : • Shaanxi Provincial Environmental Protection Office (陕西省环保厅) • Xi an Environmental Protection Agency (西安市环境保护局). Values are converted to the US EPA AQI standard.551
SO2 AQI
5Xian SO2 (sulfur dioxide) measured by : • Shaanxi Provincial Environmental Protection Office (陕西省环保厅) • Xi an Environmental Protection Agency (西安市环境保护局). Values are converted to the US EPA AQI standard.26
CO AQI
6Xian CO (carbon monoxide) measured by : • Shaanxi Provincial Environmental Protection Office (陕西省环保厅) • Xi an Environmental Protection Agency (西安市环境保护局). Values are converted to the US EPA AQI standard.315
Temp.
12Xian t (temp.) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).222
Dew
-Xian d (dew) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).-151
Pressure
1019Xian p (pressure:) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).10181025
Humidity
40Xian h (humidity) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).760
Wind
3Xian w (wind) measured by : • Weather Underground • Citizen Weather Observer Program (CWOP/APRS).16
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Air Quality Forecast
WED 2
21°C
8°C
THU 3
23°C
8°C
FRI 4
25°C
12°C
SAT 5
25°C
9°C
SUN 6
27°C
11°C
MON 7
29°C
16°C
TUE 8
30°C
15°C
PM2.5
O3
Wednesday 2Thursday 3Friday 4Saturday 5Sunday 6Monday 7Tuesday 8
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
3335556644422243111216421111233222222222131122543111275























































Temp.
11°9°8°16°20°21°16°12°10°8°8°15°21°23°18°15°15°14°14°20°23°24°17°13°11°10°9°17°23°25°18°14°13°11°11°20°26°25°19°17°16°16°17°25°28°29°21°18°17°15°18°25°30°29°21°
relative humidity
21192521171623252831373029263641404243312115273637424131191623202226312215222321222132222120262729394231191822
barometric pressure
1021102210231023101910161017101810181018101910191015101110121014101410131014101610161015101810211022102110221021101710121012101410141014101510161013101010101013101210121013101210081005100710081008100810111011100910081011
total precipitation
0.10.30.3
UVI:
6


6:31 ~ 19:06
UVI:
7


6:30 ~ 19:07
UVI:
5


6:28 ~ 19:07
UVI:
7


6:27 ~ 19:08
UVI:
7


6:26 ~ 19:09
UVI:
1


6:24 ~ 19:10


6:23 ~ 19:10
Forecast plotted using timezone +08:00
Latest forecast updates:
Wind: 10 hours ago [Apr 2, 2025 4:42 AM]
fine particulate matter: 21 hours ago [Apr 1, 2025 6:12 PM]
ozone: 3 days 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 Shaanxi Provincial Environmental Protection Office (陕西省环保厅) (sthjt.shaanxi.gov.cn) and the Xi'an Environmental Protection Agency (西安市环境保护局) (xaepb.xa.gov.cn)

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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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