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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 | 16 |  | 19° 11° |  23 km/h |  71% |
| Fri | 42 | | 20° 10° | 25 km/h | 69% |
| Sat | 30 | | 18° 13° | 43 km/h | 61% |
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?
- San Mateo Park1
- Edison Street2
- Occidental Avenue3
- Durand Drive4
- Iowa Drive4
- Belford Way5
- BV.SM Upper6
- Cornell6
- Lola6
- Mid East Santa Inez Avenue6
- West Capistrano Way6
- 13th Avenue7
- CuriOdyssey at Coyote Point7
- North Central-Ellsworth Court7
- Portola Drive7
- North Claremont St9
- 10th Ave and Palm10
- Baywood - Aragon10
- Hayward Park on El Camino12
- Arroyo Ct13
- Beresford Park13
- Mid Hillsdale Blvd13
- Sunset Terrace13
- Pinewood Court14
- Saint Matthew's Avenue14
- Leafwood Court15
- Sylvan Avenue15
- 113 West 40th Avenue16
- Stratford Way16
- North Central-3rd Ave and S Grant St17
- North Quebec Street17
- Monterey Trailhead19
- 238 41st Avenue22
- 37th Avenue22
- Meowchi Heaven - Park Place - San Mateo23
- Queens Lane / Lakewood Circle26
