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city Air quality in San Mateo
Air quality index (AQI) and PM2.5 air pollution in San Mateo
5.18K people follow this city
San Mateo
Air Quality Map
San Mateo AIR POLLUTION MAP
Data source
* AQI modeled using satellite data
Weather
What is the current weather in San Mateo?
| Weather | Clear sky |
| Temperature | 71.6 oC |
| Humidity | 34 % |
| Wind | 10.3 mp/h |
| Pressure | 1014 mb |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Westlake | 144 |
| 2 | Laurel | 126 |
| 3 | Union | 117 |
| 4 | University City | 117 |
| 5 | Lansdowne | 100 |
| 6 | Anthony | 96 |
| 7 | San Tan Valley | 95 |
| 8 | Mecca | 93 |
| 9 | Annapolis | 90 |
| 10 | Mission | 89 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
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.
Be the first to provide air quality data in San Mateo.
Become a contributorSan Mateo webcam
11:07, Jul 7
Is there air pollution in San Mateo?
US AQI
42 *
live AQI index
Good
Overview
What is the current air quality in San Mateo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 42 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.1 µg/m³ | |
Health Recommendations
How to protect from air pollution in San Mateo?
 | Open your windows to bring clean, fresh air indoors |
 | Enjoy outdoor activities |
Forecast
San Mateo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, Jun 18 | Good | |||
| Thursday, Jul 2 | Good | |||
| Saturday, Jul 4 | Good | |||
| Today | Good | | 69.8° 53.6° |  6.7 mp/h |
| Wednesday, Jul 8 | Good | | 73.4° 55.4° | 8.9 mp/h |
| Thursday, Jul 9 | Good |  | 71.6° 53.6° | 6.7 mp/h |
| Friday, Jul 10 | Good |  | 68° 53.6° | 8.9 mp/h |
| Saturday, Jul 11 | Good | | 69.8° 53.6° | 6.7 mp/h |
| Sunday, Jul 12 | Good | | 68° 53.6° | 6.7 mp/h |
Interested in hourly forecast? Get the app
Historic air quality graph for San Mateo
How to best protect from air pollution?
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Data validated and calibrated by AirVisualWhere is the cleanest air quality in San Mateo?
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