AddAir quality in Los Altos
Air quality index (AQI⁺) and PM2.5 air pollution in Los Altos • 26.5K Followers • 03:00, May 20 Local time
21
US AQI⁺Good
Main pollutant:
PM2.5
3.8 µg/m³
19°
4 km/h
29 %
Hourly forecast
Los Altos air quality index (AQI⁺) forecast
Daily forecast
Los Altos air quality index (AQI⁺) forecast
| Today | 31 |  | 29° 17° |  15 km/h | 38% |
| Thu | 56 | | 28° 13° | 14 km/h | 50% |
| Fri | 55 |  | 29° 18° | 11 km/h | 35% |
Air pollutants
What is the current air quality in Los Altos?
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 |
Protect yourself from air pollution in Los Altos
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in Los Altos today?
Index
Moderate
 Tree Low | 25% |
 Grass Low | 25% |
 Weed Moderate | 50% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Los Altos today?
Index
Moderate
Tree Low | 25% |
Grass Low | 25% |
Weed Moderate | 50% |
Source:
wetter.comProtect yourself from air pollution in Los Altos
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near Los Altos
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Los Altos
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Los Altos
History
Historic air quality graph for Los Altos
Historic air quality near Los Altos
History
Historic air quality graph for Los Altos
Most polluted locations near Los Altos
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Los Altos
City ranking
Real-time USA AQI⁺ city ranking
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in Los Altos?
- Cuesta @ El Monte6
- Van Buren Street14
- 1575 Oak Avenue16
- Harwalt North16
- Morton Avenue16
- Middlebury Lane17
- Redwood Grove17
- Stevens Place17
- Deodara Drive18
- Sheridan Street18
- 1250 Fremont Avenue - Outside19
- 1714 Austin Avenue19
- Alma Court19
- Los Altos Avenue19
- Newcastle Drive19
- St Simon Parish School19
- Anderson Drive20
- Linden Avenue20
- North Los Altos 320
- Yorkshire Drive20
- Garland Way out21
- Miravalle Ave21
- Rosita Park Outside22
- 905 Sherwood Ave23
- Colonial Oaks - o23
- Fremont Avenue23
- Mayer Court23
- Montclaire Court NE23
- Payne Drive23
- Stonehaven Drive23
- Covington Road24
- Lyell st Los Altos24
- Pinewood Middle Campus24
- Candace Way25
- Deep Well & O'Keefe26
- Las Campanas Court27
- E Edith Avenue28
- De Anza Lane33
- Heritage Oaks Park121
