Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality near South Grant Street, San Mateo
Air quality index (AQI) and PM2.5 air pollution near South Grant Street, San Mateo
30.2K people follow this station
Air Quality Map
Real-time South Grant Street air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in South Grant Street today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near South Grant Street, San Mateo?
| Weather | Mist |
| Temperature | 50°F |
| Humidity | 77% |
| Wind | 13.8 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Casa Grande, Arizona | 72 |
| 2 | Palm Desert, California | 70 |
| 3 | Bethlehem, Pennsylvania | 69 |
| 4 | Mecca, California | 65 |
| 5 | Coopersburg, Pennsylvania | 62 |
| 6 | Pahrump, Nevada | 61 |
| 7 | Quakertown, Pennsylvania | 61 |
| 8 | Canton, New York | 60 |
| 9 | Carlsbad, New Mexico | 57 |
| 10 | Oklahoma City, Oklahoma | 56 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time San Mateo air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Shelden Road | 53 |
| 2 | Church Avenue | 26 |
| 3 | Meowchi Heaven - Park Place - San Mateo | 24 |
| 4 | Pescadero | 22 |
| 5 | 100 Canada Vista | 21 |
| 6 | North Central-3rd Ave and S Grant St | 21 |
| 7 | Station Park Cir. San Mateo CA | 21 |
| 8 | 7th Avenue | 20 |
| 9 | Mid East Santa Inez Avenue | 20 |
| 10 | Parrott Drive | 20 |
(local time)
SEE WORLD AQI RANKING
US AQI
13
live AQI index
Good
Overview
What is the current air quality near South Grant Street, San Mateo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 13 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.2µg/m³ | |
Health Recommendations
What is the current air quality near South Grant Street, San Mateo?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
South Grant Street, San Mateo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, Apr 28 | Good 12 AQI US | |||
| Monday, Apr 29 | Good 14 AQI US | |||
| Tuesday, Apr 30 | Good 15 AQI US | |||
| Today | Good 13 AQI US |  | 62.6° 48.2° |  11.2 mp/h |
| Thursday, May 2 | Good 16 AQI US |  | 64.4° 50° | 13.4 mp/h |
| Friday, May 3 | Good 16 AQI US | | 62.6° 51.8° | 13.4 mp/h |
| Saturday, May 4 | Good 14 AQI US |  100% | 53.6° 46.4° | 15.7 mp/h |
| Sunday, May 5 | Good 7 AQI US | 30% | 55.4° 46.4° | 17.9 mp/h |
| Monday, May 6 | Good 11 AQI US | | 57.2° 48.2° | 11.2 mp/h |
| Tuesday, May 7 | Good 14 AQI US | | 59° 48.2° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
South Grant Street air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Mateo?
No locations are available.
AQI US, Metric