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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 |  | 27° 13° |  16 km/h |  49% |
| Wed | 64 | | 30° 16° | 30 km/h | 47% |
| Thu | 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
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?
- Parrott Drive2
- Park Lane5
- Central San Mateo8
- Edison Street9
- San Mateo Park9
- Iowa Drive10
- Occidental Avenue10
- CuriOdyssey at Coyote Point11
- East Poplar Avenue12
- Cornell13
- BV.SM Upper14
- Durand Drive14
- Sylvan Avenue14
- 13th Avenue15
- Leafwood Court15
- Baywood - Aragon16
- Lola16
- Mid Hillsdale Blvd16
- North Central-Ellsworth Court16
- North Claremont St16
- Portola Drive16
- Sunset Terrace16
- 10th Ave and Palm17
- Beresford Park17
- Hayward Park on El Camino17
- Monterey Trailhead17
- North Quebec Street17
- West Capistrano Way17
- 113 West 40th Avenue18
- Noe Avenue18
- Pinewood Court18
- Stratford Way18
- Meowchi Heaven - Park Place - San Mateo20
- 37th Avenue21
- Saint Matthew's Avenue21
- Arroyo Ct23
- North Central-3rd Ave and S Grant St23
- Queens Lane / Lakewood Circle26
