Air quality in San Mateo

Air quality index (AQI) and PM2.5 air pollution in San Mateo

LAST UPDATE (local time)

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Data source
* AQI modeled using satellite data

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Weather

What is the current weather in San Mateo?

WeatherRain
Temperature60.8°C
Humidity37%
Wind1.7 mp/h
Pressure1016 mb

live aqi city ranking

Real-time Peru city ranking

#cityUS AQI
1San Juan de Lurigancho

116

2Carabayllo

114

3El Tambo

65

4Santa Anita

57

5Inapari

54

6Trujillo

46

7Puerto Maldonado

41

8Cusco

32

9Chupaca

27

10Villa Maria del Triunfo

5

(local time)

SEE WORLD AQI RANKING

live San Mateo aqi ranking

Real-time San Mateo air quality ranking

City AQI based on satellite data. No ground level station currently available in San Mateo.

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US AQI

70 *

live AQI index
Moderate

Overview

What is the current air quality in San Mateo?

Air pollution levelAir quality indexMain pollutant
Moderate70 US AQIPM2.5
PollutantsConcentration
PM2.5
21.1 µg/m³

Health Recommendations

How to protect from air pollution in San Mateo?

Close your windows to avoid dirty outdoor air
Sensitive groups should reduce outdoor exercise

Forecast

San Mateo air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Tuesday, Oct 20

Moderate69 US AQI

face icon
weather icon60.8°50°

2.2 mp/h

Today

Good45 US AQI

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weather icon59°50°

2.2 mp/h

Thursday, Oct 22

Good44 US AQI

face icon
weather icon59°50°

2.2 mp/h

Friday, Oct 23

Good45 US AQI

face icon
weather icon60.8°48.2°

0 mp/h

Saturday, Oct 24

Moderate51 US AQI

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weather icon60.8°50°

0 mp/h

Sunday, Oct 25

Moderate55 US AQI

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weather icon62.6°50°

0 mp/h

Monday, Oct 26

Moderate54 US AQI

face icon
weather icon57.2°50°

4.5 mp/h

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Historical

Historic air quality graph for San Mateo

How to best protect from air pollution?

Reduce your air pollution exposure in San Mateo

Where is the cleanest air quality in San Mateo?