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Hourly forecast
Cornell, San Mateo air quality index (AQI⁺) forecast
Daily forecast
Cornell, San Mateo air quality index (AQI⁺) forecast
| Today | 25 |  | 27° 14° |  15 km/h |  53% |
| Thu | 64 | | 32° 19° | 18 km/h | 43% |
| Fri | 58 |  | 22° 15° | 32 km/h | 64% |
Air pollutants
What is the current air quality near Cornell?
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 |
Real-time Cornell, San Mateo air pollution map
Pollen
What is the pollen count in Cornell today?
Index
Moderate
 Tree Low | 25% |
 Grass Moderate | 50% |
 Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in Cornell
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Pollen
What is the pollen count in Cornell today?
Index
Moderate
Tree Low | 25% |
Grass Moderate | 50% |
Weed Low | 25% |
Source:
wetter.comHistoric air quality near Cornell
History
Historic air quality graph for Cornell
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Most polluted locations near Cornell, San Mateo
Worldwide AQI⁺ ranking
Station ranking
Real-time Cornell AQI⁺ station ranking
City ranking
Real-time USA AQI⁺ city ranking
Get comprehensive data about air quality in Cornell, San Mateo
Download our Air Quality App
Learn more about global air quality
Where is the cleanest air quality in San Mateo?
- Iowa Drive1
- Noe Avenue1
- East Poplar Avenue2
- San Mateo Park2
- Occidental Avenue3
- BV.SM Upper4
- Cornell6
- Baywood - Aragon7
- Edison Street7
- Mid Hillsdale Blvd7
- West Capistrano Way7
- 13th Avenue8
- Pinewood Court8
- Sylvan Avenue8
- Leafwood Court9
- North Central-Ellsworth Court9
- Portola Drive9
- Durand Drive10
- 10th Ave and Palm11
- CuriOdyssey at Coyote Point11
- Lola11
- Monterey Trailhead11
- North Claremont St11
- North Quebec Street11
- Hayward Park on El Camino12
- Sunset Terrace12
- 37th Avenue13
- Arroyo Ct13
- Beresford Park13
- 113 West 40th Avenue14
- North Central-3rd Ave and S Grant St15
- Saint Matthew's Avenue15
- 238 41st Avenue16
- Meowchi Heaven - Park Place - San Mateo18
- Stratford Way18
- Queens Lane / Lakewood Circle24
