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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 | 23 |  | 22° 10° |  15 km/h |  67% |
| Wed | 42 | | 19° 10° | 30 km/h | 68% |
| Thu | 44 | | 19° 13° | 41 km/h | 65% |
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
Low
 Tree Low | 25% |
 Grass Low | 25% |
 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
Low
Tree Low | 25% |
Grass Low | 25% |
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?
- East Poplar Avenue3
- Occidental Avenue3
- San Mateo Park3
- Playa St San Mateo4
- Noe Avenue7
- BV.SM Upper8
- CuriOdyssey at Coyote Point8
- Durand Drive8
- Edison Street9
- 13th Avenue10
- North Central-Ellsworth Court11
- Cornell12
- Iowa Drive13
- North Claremont St13
- Baywood - Aragon16
- Lola16
- Mid Hillsdale Blvd17
- Pinewood Court17
- Leafwood Court18
- North Quebec Street18
- Sylvan Avenue18
- 10th Ave and Palm19
- 113 West 40th Avenue19
- Saint Matthew's Avenue19
- Sunset Terrace19
- West Capistrano Way19
- North Central-3rd Ave and S Grant St20
- Beresford Park21
- Monterey Trailhead21
- 37th Avenue23
- Hayward Park on El Camino24
- Meowchi Heaven - Park Place - San Mateo26
- Stratford Way27
- 238 41st Avenue28
- Queens Lane / Lakewood Circle29
