AddAir quality in San Mateo
Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo • 53.1K Followers • 19:00, Oct 03 Local time
47
US AQI⁺Good
Main pollutant:
PM2.5
8.5 µg/m³
27°
7 km/h
38 %
Hourly forecast
San Mateo air quality index (AQI⁺) forecast
Daily forecast
San Mateo air quality index (AQI⁺) forecast
| Today | 62 |  | 32° 20° |  9 km/h | 48% |
| Sun | 59 |  | 33° 20° | 14 km/h | 48% |
| Mon | 60 | | 32° 21° | 18 km/h | 54% |
Air pollutants
What is the current air quality in San Mateo?
PM2.5 concentration is currently 1.7 times the World Health Organization annual PM2.5 guideline value.
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 None | 0% |
 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 None | 0% |
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?
- Park Lane4
- CuriOdyssey at Coyote Point21
- San Mateo Park32
- Idaho St. San Mateo33
- Occidental Avenue37
- Leafwood Court42
- Meowchi Heaven - Park Place - San Mateo42
- North Central-3rd Ave and S Grant St43
- Sugarloaf43
- BV.SM Upper44
- Durand Drive44
- East Poplar Avenue44
- Edison Street44
- Iowa Drive46
- North Central-Ellsworth Court46
- Central San Mateo48
- Mid Hillsdale Blvd48
- North Claremont St48
- 113 West 40th Avenue50
- 213-201 Irving St51
- Noe Avenue51
- Saint Matthew's Avenue51
- Sylvan Avenue51
- 10th Ave and Palm52
- Arroyo Ct52
- Beresford Park52
- Monterey Trailhead52
- North Quebec Street52
- Pinewood Court52
- Queens Lane / Lakewood Circle52
- 37th Avenue53
- Hayward Park on El Camino54
- Stratford Way55
- West Capistrano Way55
- 238 41st Avenue56
- Lola58
