Sonega, Santiago do Cacém Air Pollution:
Real-time Air Quality Index (AQI)

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Sonega, Santiago do Cacém AQI: Sonega, Santiago do Cacém Real-time Air Quality Index (AQI).
42
Good
Updated on Thursday 9:00
Primary pollutant: o3
currentpast 2 daysminmax
PM2.5 AQI
17Sonega, Santiago do Cacém, Portugal PM25 (fine particulate matter) measured by : • Portugal -Agencia Portuguesa do Ambiente - Qualidade do Ar • European Environment Agency. Values are converted to the US EPA AQI standard.1725
PM10 AQI
5Sonega, Santiago do Cacém, Portugal PM10 (respirable particulate matter) measured by : • Portugal -Agencia Portuguesa do Ambiente - Qualidade do Ar • European Environment Agency. Values are converted to the US EPA AQI standard.59
O3 AQI
42Sonega, Santiago do Cacém, Portugal O3 (ozone) measured by : • Portugal -Agencia Portuguesa do Ambiente - Qualidade do Ar • European Environment Agency. Values are converted to the US EPA AQI standard.3347
NO2 AQI
1Sonega, Santiago do Cacém, Portugal NO2 (nitrogen dioxide) measured by : • Portugal -Agencia Portuguesa do Ambiente - Qualidade do Ar • European Environment Agency. Values are converted to the US EPA AQI standard.14
SO2 AQI
1Sonega, Santiago do Cacém, Portugal SO2 (sulfur dioxide) measured by : • Portugal -Agencia Portuguesa do Ambiente - Qualidade do Ar • European Environment Agency. Values are converted to the US EPA AQI standard.11
Temp.
15Sonega, Santiago do Cacém, Portugal t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).1117
Pressure
1025Sonega, Santiago do Cacém, Portugal p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10251030
Humidity
68Sonega, Santiago do Cacém, Portugal h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).6581
Wind
6Sonega, Santiago do Cacém, Portugal w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).211
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Air Quality Forecast
THU 27
15°C
9°C
FRI 28
19°C
8°C
SAT 29
22°C
8°C
SUN 30
24°C
11°C
MON 31
21°C
11°C
PM2.5
O3
Thursday 27Friday 28Saturday 29Sunday 30Monday 31
hour
14710131619221471013161922147101316192225811141720232581114172023
Wind Speed (m/s)
4233444432334434433343234444333464433323








































Temp.
9°9°12°14°15°14°10°10°9°8°12°18°19°17°13°12°10°9°12°19°22°21°15°14°12°11°17°23°24°21°15°13°12°11°17°21°19°18°13°12°
relative humidity
94928164626986919394826158708979717568504857818383786048456784788892645260779294
barometric pressure
1020101910191019101810171019101910181019102010211020102010211022102110211021102010181018101810181016101610161015101410141015101410131013101310121011101010111009
total precipitation
0.1
UVI:
4


6:28 ~ 18:53
UVI:
6


6:27 ~ 18:54
UVI:
7


6:25 ~ 18:55
UVI:
7


6:24 ~ 18:56
UVI:
7


6:22 ~ 18:57
Forecast plotted using timezone +00:00
Latest forecast updates:
Wind: an hour ago [Mar 27, 2025 11:23 AM]
fine particulate matter: 9 hours ago [Mar 27, 2025 3:01 AM]
ozone: 9 hours ago [Mar 27, 2025 3:02 AM]
click to view the detailed forecast

Air Quality Data provided by: Portugal -Agencia Portuguesa do Ambiente - Qualidade do Ar (qualar.apambiente.pt) and the European Environment Agency (eea.europa.eu)

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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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