AddAir quality in San Mateo
Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo • 53.9K Followers • 08:00, Nov 15 Local time
11
US AQI⁺Good
Main pollutant:
PM2.5
2 µg/m³
13°
10 km/h
76 %
Hourly forecast
San Mateo air quality index (AQI⁺) forecast
Daily forecast
San Mateo air quality index (AQI⁺) forecast
| Today | 11 | | 18° 13° |  23 km/h | 75% |
| Mon | 15 |  | 15° 13° | 20 km/h | 68% |
| Tue | 23 |  | 15° 12° | 18 km/h | 67% |
Air pollutants
What is the current air quality in San Mateo?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in San Mateo
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Clean Air Facilities
Pollen
What is the pollen count in San Mateo today?
Index
Low
 Tree Low | 25% |
 Grass None | 0% |
 Weed Low | 25% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in San Mateo today?
Index
Low
Tree Low | 25% |
Grass None | 0% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in San Mateo
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near San Mateo
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in San Mateo
Historic air quality near San Mateo
History
Historic air quality graph for San Mateo
Historic air quality near San Mateo
History
Historic air quality graph for San Mateo
Clean Air Facilities
Most polluted locations near San Mateo
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in San Mateo
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in San Mateo?
- San Mateo Park0
- Occidental Avenue1
- Iowa Drive2
- Noe Avenue2
- BV.SM Upper3
- Mid Hillsdale Blvd3
- Belford Way4
- Central San Mateo4
- Durand Drive7
- Pinewood Court7
- 13th Avenue8
- CuriOdyssey at Coyote Point8
- North Central-Ellsworth Court8
- Leafwood Court9
- North Claremont St9
- Beresford Park10
- Monterey Trailhead10
- Sugarloaf10
- Arroyo Ct12
- Hayward Park on El Camino12
- 37th Avenue14
- North Quebec Street14
- Stratford Way14
- 213-201 Irving St15
- Idaho St. San Mateo15
- 113 West 40th Avenue16
- Saint Matthew's Avenue16
- Lola17
- 238 41st Avenue18
- Meowchi Heaven - Park Place - San Mateo19
- North Central-3rd Ave and S Grant St19
- West Capistrano Way21
- Queens Lane / Lakewood Circle24
