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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 | 40 |  | 28° 13° |  17 km/h |  62% |
| Sun | 49 | | 23° 12° | 18 km/h | 63% |
| Mon | 37 | | 20° 14° | 30 km/h | 73% |
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?
- Central San Mateo0
- Pinewood Court1
- East Poplar Avenue2
- Iowa Drive2
- Park Lane2
- Butano State Park4
- CuriOdyssey at Coyote Point4
- Durand Drive4
- Noe Avenue4
- North Central-Ellsworth Court4
- Sunset Terrace4
- Edison Street5
- Leafwood Court6
- Mid Hillsdale Blvd6
- Occidental Avenue6
- 37th Avenue7
- BV.SM Upper7
- North Quebec Street7
- Portola Drive7
- San Mateo Park7
- Belford Way8
- Monterey Trailhead8
- North Claremont St8
- Sylvan Avenue8
- Cornell9
- West Capistrano Way11
- 13th Avenue12
- Lola12
- 10th Ave and Palm13
- 113 West 40th Avenue13
- Beresford Park13
- Hayward Park on El Camino13
- North Central-3rd Ave and S Grant St13
- Stratford Way13
- Saint Matthew's Avenue14
- Arroyo Ct16
- 238 41st Avenue17
- Baywood - Aragon17
- Meowchi Heaven - Park Place - San Mateo17
- Queens Lane / Lakewood Circle18
