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Air quality in San Mateo
Air quality index (AQI) and PM2.5 air pollution in San Mateo
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San Mateo Air Quality Map
Real-time San Mateo air pollution map
AIR QUALITY DATA CONTRIBUTORS
68 Contributors
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Pollen
What is the pollen count in San Mateo today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in San Mateo?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 78% |
| Wind | 25.3 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Buffalo, New York | 68 |
| 2 | Corpus Christi, Texas | 68 |
| 3 | The Woodlands, Texas | 65 |
| 4 | New Braunfels, Texas | 61 |
| 5 | Dunmore, Pennsylvania | 60 |
| 6 | Lancaster, Pennsylvania | 60 |
| 7 | Allentown, Pennsylvania | 59 |
| 8 | Bethlehem, Pennsylvania | 59 |
| 9 | Cleveland, Ohio | 59 |
| 10 | Harrisburg, Pennsylvania | 59 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live San Mateo aqi ranking
Real-time San Mateo air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | North Central | 16 |
| 2 | Church Avenue | 13 |
| 3 | Meowchi Heaven - Park Place - San Mateo | 12 |
| 4 | Parrott Drive | 11 |
| 5 | 13th Avenue | 10 |
| 6 | Play Bowl Drive | 10 |
| 7 | Station Park Cir. San Mateo CA | 10 |
| 8 | 7th Avenue | 9 |
| 9 | Mid East Santa Inez Avenue | 9 |
| 10 | Park Lane | 9 |
(local time)
SEE WORLD AQI RANKING
US AQI
7
live AQI index
Good
Overview
What is the current air quality in San Mateo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 7 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 1.6µg/m³ | |
✓
PM2.5 concentration in San Mateo air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in San Mateo?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
San Mateo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, Apr 25 | Good 5 AQI US |  | 60.8° 51.8° |  20.1 mp/h |
| Friday, Apr 26 | Good 8 AQI US |  | 60.8° 50° | 13.4 mp/h |
| Saturday, Apr 27 | Good 8 AQI US | | 62.6° 50° | 15.7 mp/h |
| Today | Good 7 AQI US |  | 60.8° 48.2° | 15.7 mp/h |
| Monday, Apr 29 | Good 19 AQI US | | 60.8° 46.4° | 13.4 mp/h |
| Tuesday, Apr 30 | Good 17 AQI US | | 64.4° 48.2° | 13.4 mp/h |
| Wednesday, May 1 | Good 19 AQI US | | 66.2° 51.8° | 8.9 mp/h |
| Thursday, May 2 | Good 15 AQI US | | 66.2° 50° | 8.9 mp/h |
| Friday, May 3 | Good 14 AQI US | 100% | 55.4° 48.2° | 11.2 mp/h |
| Saturday, May 4 | Good 10 AQI US | 80% | 57.2° 48.2° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
San Mateo air quality data attribution
68Contributors
- Weledelzeergeleerde Heer
1 station
- -
1 station
- Nicklas Johnson
1 station
3 Individual Contributors
- 65 Anonymous contributors
65 stations
65 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Mateo?
- San Mateo Police Department 0
- 31st Ave 1
- Central San Mateo 1
- Pescadero Hills 1
- Queens Lane / Lakewood Circle 1
- 7405 Alpine Road 2
- East Poplar Avenue 2
- Pescadero 2
- Portola Hts - 5 Points 2
- BV.SM Upper 3
- Noe Avenue 3
- San Mateo Park 3
- South Ranch Road 3
- West Ranch Road 3
- 621 Hillcrest Way 4
- Iowa Drive 4
- 113 West 40th Avenue 5
- Belford Way 5
- Mountain View Place 5
- Pinewood Court 5
- Yale Drive 5
- Avila Road 6
- Baywood - Aragon 6
- CuriOdyssey at Coyote Point 6
- Durand Drive 6
- Edinburgh Street 6
- Edison Street 6
- Highland Avenue 6
- Leafwood Court 6
- Live Oak Drive 6
- North Claremont St 6
- North Quebec Street 6
- Occidental Avenue 6
- South Grant Street 6
- Sugarloaf 6
- Sunset Terrace 6
- 10th Ave and Palm 7
- 39th Ave 7
- Marshall Avenue 7
- Mid Hillsdale Blvd 7
- Saint Matthew's Avenue 7
- West Capistrano Way 7
- 100 Canada Vista 8
- 12th Avenue San Mateo CA 94402 8
- 238 41st Avenue 8
- 37th Avenue 8
- Arroyo Ct 8
- Beresford Park 8
- Cornell 8
- Hayward Park on El Camino 8
- Louise outside 8
- Monterey Trailhead 8
- North Central-3rd Ave and S Grant St 8
- Parkside Area 8
- Stratford Way 8
- Sylvan Avenue 8
- 7th Avenue 9
- Mid East Santa Inez Avenue 9
- Park Lane 9
- Portola Drive 9
- Shelden Road 9
- 13th Avenue 10
- Play Bowl Drive 10
- Station Park Cir. San Mateo CA 10
- Parrott Drive 11
- Meowchi Heaven - Park Place - San Mateo 12
- Church Avenue 13
- North Central 16
AQI US, Metric