AddAir quality in San Mateo County
Air quality index (AQI⁺) and PM2.5 air pollution in San Mateo County • 22 Followers • 09:00, Oct 15 Local time
32
US AQI⁺Good
Main pollutant:
PM2.5
5.7 µg/m³
18°
12 km/h
42 %
Hourly forecast
San Mateo County air quality index (AQI⁺) forecast
Daily forecast
San Mateo County air quality index (AQI⁺) forecast
| Today | 38 | | 26° 18° |  12 km/h | 25% |
| Fri | 40 | | 28° 20° | 14 km/h | 27% |
| Sat | 34 | | 29° 13° | 10 km/h | 38% |
Air pollutants
What is the current air quality in San Mateo County?
PM2.5 concentration is currently 1.1 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 County
Air Purifiers
Face Masks
Air Quality Monitors
Pollen
What is the pollen count in San Mateo County 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 County today?
Index
Low
Tree None | 0% |
Grass None | 0% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in San Mateo County
Air Purifiers
Face Masks
Air Quality Monitors
Most polluted locations near San Mateo County
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in San Mateo County
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
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 County?
- Newton Drive11
- Skyline - Chapman Rd18
- 480 Tunitas Creek Road20
- Talbot Avenue - East Sharp Park20
- Top of Kings Mountain21
- Burlingame Hills23
- Kings Mountain North23
- Bear Gulch Road24
- Belle Roche Court24
- Skyline Boulevard24
- Palomar Park25
- Alexander Avenue26
- Kings Mountain North #228
- Lynton Avenue28
- Pescadero Station28
- Stockbridge near Alameda28
- Skyline Boulevard MAC29
- Los Trancos Road30
- Ralston Road31
- Rocky Creek Road31
- Arlington Way32
- Filbert Road32
- Menlo Oaks Drive32
- Ware Road32
- 265 Old Spanish Trail33
- 920 Bear Gulch Road33
- Skyline Resort33
- West Ranch Road33
- Santa Clara Avenue at Barton Street34
- Old Spanish Trail35
- Star Hill Road station35
- Stanford Weekend Acres36
- Alpine Road37
- Dirt Alpine37
- Durham Road38
- Portola Hts - 5 Points52
