Sion Aeroport A9 Air Pollution: Real-time Air Quality Index (AQI)

Sion Aeroport A9
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Sion Aeroport A9 AQI: Sion Aeroport A9 Real-time Air Quality Index (AQI).
76
Moderate
Updated on Wed. 15:00
temperature: 35°C
currentpast 2 daysminmax
PM2.5 AQI
76Sion Aeroport A9, Switzerland PM25 (fine particulate matter) measured by NABEL / FOEN - Switzerland Federal Office for the Environment. Values are converted to the US EPA AQI standard.5682
PM10 AQI
55Sion Aeroport A9, Switzerland PM10 (respirable particulate matter) measured by NABEL / FOEN - Switzerland Federal Office for the Environment. Values are converted to the US EPA AQI standard.2358
O3 AQI
34Sion Aeroport A9, Switzerland O3 (ozone) measured by NABEL / FOEN - Switzerland Federal Office for the Environment. Values are converted to the US EPA AQI standard.654
NO2 AQI
7Sion Aeroport A9, Switzerland NO2 (nitrogen dioxide) measured by NABEL / FOEN - Switzerland Federal Office for the Environment. Values are converted to the US EPA AQI standard.222
Temp.
35Sion Aeroport A9, Switzerland t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).1736
Pressure
1016Sion Aeroport A9, Switzerland p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10161021
Humidity
28Sion Aeroport A9, Switzerland h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).2388
Wind
5Sion Aeroport A9, Switzerland w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).18
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Air Quality Forecast
WED 13
29°C
15°C
THU 14
26°C
12°C
FRI 15
26°C
11°C
SAT 16
26°C
13°C
SUN 17
24°C
12°C
PM2.5
O3
Wednesday 13Thursday 14Friday 15Saturday 16Sunday 17
hour
47101316192214710131619221471013161922147101316192214710131619221
Wind Speed (m/s)
2211322122124322221122221112321111123222








































Temp.
15°17°26°29°28°21°15°13°13°15°22°26°12°13°12°11°11°14°22°26°25°19°14°13°13°15°23°25°25°19°14°13°12°15°21°24°23°17°13°12°
relative humidity
55563222275880898983513997918380757142313665767879713930346373767872493740708587
barometric pressure
1021102110191017101610171022102310221022102010181024102510241024102410241022102010191021102310231022102210191017101710181020101910181018101610141014101610181017
total precipitation
1.12.70.20.20.19.413.10.10.10.1
UVI:
8


6:28 ~ 20:45
UVI:
7


6:29 ~ 20:43
UVI:
8


6:30 ~ 20:42
UVI:
8


6:32 ~ 20:40
UVI:
8


6:33 ~ 20:38
Forecast plotted using timezone +02:00
Latest forecast updates:
Wind: 11 hours ago [Aug 13, 2025 4:46 AM]
fine particulate matter: 12 hours ago [Aug 13, 2025 3:01 AM]
ozone: 12 hours ago [Aug 13, 2025 3:03 AM]
click to view the detailed forecast

Air Quality Data provided by: NABEL / FOEN - Switzerland Federal Office for the Environment (bafu.admin.ch)

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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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