San Martin De Porres, Lima Air Pollution:
Real-time Air Quality Index (AQI)

San Martin De Porres, Lima
Campo De Marte, Lima
San Juan De Lurigancho, Lima
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San Martin De Porres, Lima AQI: San Martin De Porres, Lima Real-time Air Quality Index (AQI).
77
Moderate
Updated on Wed. 15:00
temperature: 24°C
currentpast 2 daysminmax
PM2.5 AQI
77San Martin De Porres, Lima, Peru PM25 (fine particulate matter) measured by SENAMHI - Sistema de Gestión de Información de la Calidad del Aire en Peru. Values are converted to the US EPA AQI standard.55134
PM10 AQI
37San Martin De Porres, Lima, Peru PM10 (respirable particulate matter) measured by SENAMHI - Sistema de Gestión de Información de la Calidad del Aire en Peru. Values are converted to the US EPA AQI standard.1659
O3 AQI
5San Martin De Porres, Lima, Peru O3 (ozone) measured by SENAMHI - Sistema de Gestión de Información de la Calidad del Aire en Peru. Values are converted to the US EPA AQI standard.45
NO2 AQI
16San Martin De Porres, Lima, Peru NO2 (nitrogen dioxide) measured by SENAMHI - Sistema de Gestión de Información de la Calidad del Aire en Peru. Values are converted to the US EPA AQI standard.1018
SO2 AQI
3San Martin De Porres, Lima, Peru SO2 (sulfur dioxide) measured by SENAMHI - Sistema de Gestión de Información de la Calidad del Aire en Peru. Values are converted to the US EPA AQI standard.34
CO AQI
5San Martin De Porres, Lima, Peru CO (carbon monoxide) measured by SENAMHI - Sistema de Gestión de Información de la Calidad del Aire en Peru. Values are converted to the US EPA AQI standard.46
Temp.
24San Martin De Porres, Lima, Peru t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).1525
Pressure
984San Martin De Porres, Lima, Peru p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).983986
Humidity
63San Martin De Porres, Lima, Peru h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).6089
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Air Quality Forecast
WED 13
17°C
16°C
THU 14
17°C
16°C
FRI 15
17°C
16°C
SAT 16
17°C
16°C
SUN 17
17°C
16°C
MON 18
17°C
16°C
PM2.5
Wednesday 13Thursday 14Friday 15Saturday 16Sunday 17Monday 18
hour
0369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
433455665555566788765666543344565554367665567910















































Temp.
17°17°17°17°17°17°17°17°16°16°16°16°16°17°17°16°16°17°17°17°17°17°17°17°16°17°16°17°17°17°17°16°16°16°16°16°17°17°17°17°17°16°17°17°17°17°16°
relative humidity
8384848382838585868483828283868787848284848483838381838079798385848680848283858281838180828383
barometric pressure
10151014101510171015101310151016101510151016101710161015101610171016101610171017101610151016101710161016101710181016101510161017101610151016101710151014101510171016101610171018101610161017
total precipitation
0.10.10.20.10.10.10.30.10.10.10.10.20.10.20.10.10.10.10.1
UVI:
9


6:24 ~ 18:05
UVI:
10


6:23 ~ 18:05
UVI:
10


6:23 ~ 18:05
UVI:
9


6:22 ~ 18:05
UVI:
9


6:22 ~ 18:05


6:21 ~ 18:05
Forecast plotted using timezone -05:00
Latest forecast updates:
Wind: 16 hours ago [Aug 13, 2025 4:45 AM]
fine particulate matter: 7 hours ago [Aug 13, 2025 2:15 PM]
click to view the detailed forecast

Air Quality Data provided by: SENAMHI - Sistema de Gestión de Información de la Calidad del Aire en Peru (gob.pe)

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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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