AddAir quality in San Mateo County
Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo County • 15 Followers • 00:00, Jun 10 Local time
15
US AQI⁺Good
Main pollutant:
PM2.5
2.7 µg/m³
16°
0 km/h
75 %
Hourly forecast
San Mateo County air quality index (AQI⁺) forecast
Daily forecast
San Mateo County air quality index (AQI⁺) forecast
| Today | 39 |  | 23° 16° |  8 km/h | 57% |
| Thu | 64 | | 27° 21° | 12 km/h | 39% |
| Fri | 59 | | 25° 13° | 14 km/h | 54% |
Air pollutants
What is the current air quality in San Mateo County?
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 County
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.
Pollen
What is the pollen count in San Mateo County today?
Index
Moderate
 Tree Low | 25% |
 Grass Moderate | 50% |
 Weed None | 0% |
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 County today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in San Mateo County
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 County
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in San Mateo County
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near San Mateo County
History
Historic air quality graph for San Mateo County
Historic air quality near San Mateo County
History
Historic air quality graph for San Mateo County
Most polluted locations near San Mateo County
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in San Mateo County
City ranking
Real-time USA AQI⁺ city ranking
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Learn more about global air quality
Where is the cleanest air quality in San Mateo County?
- Pescadero Station1
- Star Hill Road station1
- Upland Road1
- Alexander Avenue3
- Alpine Road5
- Experimental Facilities Dept Shops EFD6
- 480 Tunitas Creek Road7
- Bear Gulch Road9
- Kings Mountain North9
- Newton Drive9
- Palomar Park10
- Durham Road11
- Santa Clara Avenue at Barton Street11
- Skyline - Chapman Rd11
- Stanford Weekend Acres11
- Stockbridge near Alameda11
- West Ranch Road11
- Filbert Road12
- Cerrito Avenue13
- Menlo Oaks 213
- Ralston Road14
- San Gregorio14
- Kings Mountain North #215
- Lynton Avenue15
- Los Trancos Road16
- Sand Hill Road station16
- Top of Kings Mountain16
- 265 Old Spanish Trail17
- Alberta Glen17
- Dirt Alpine17
- Menlo Oaks17
- Menlo Oaks Drive17
- Rocky Creek Road17
- Old Spanish Trail18
- 920 Bear Gulch Road19
- Skyline Resort19
- Ware Road19
- Portola Hts - 5 Points20
- Arlington Way21
- Skyline Boulevard MAC22
- Talbot Avenue - East Sharp Park23
