AddAir quality in Altadena
Air quality index (AQI⁺) and PM2.5 air pollution in Altadena • 16.7K Followers • 21:00, Sep 27 Local time
41
US AQI⁺Good
Main pollutant:
PM2.5
7.4 µg/m³
24°
8 km/h
73 %
Hourly forecast
Altadena air quality index (AQI⁺) forecast
Daily forecast
Altadena air quality index (AQI⁺) forecast
| Today | 40 |  | 26° 21° |  22 km/h | 40% |
| Mon | 59 | | 28° 21° | 22 km/h | 34% |
| Tue | 63 | | 29° 20° | 12 km/h | 45% |
Air pollutants
What is the current air quality in Altadena?
PM2.5 concentration is currently 1.5 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in Altadena
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 Altadena today?
Index
Low
 Tree None | 0% |
 Grass None | 0% |
 Weed Low | 25% |
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 Altadena today?
Index
Low
Tree None | 0% |
Grass None | 0% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in Altadena
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 Altadena
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Altadena
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Altadena
History
Historic air quality graph for Altadena
Historic air quality near Altadena
History
Historic air quality graph for Altadena
Most polluted locations near Altadena
Worldwide AQI⁺ rankingStation ranking
Real-time AQI ⁺ station ranking for stations in Altadena
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 Altadena?
- Mountain View, ALD-CASITAS4
- 3400 Ellington Villa Dr16
- Oliveras Avenue, Altadena23
- Morada Place24
- Pasadena/Altadena27
- Maiden Ln36
- North Canyada Avenue36
- 1365 New York Dr37
- 520 Alta Pine Dr37
- 1251 Meadowbrook Rd38
- 1295 E Lexington St38
- 505 Archwood Pl38
- North Dominion Avenue38
- Woodbury Preschool Village38
- 1255 E Lexington St40
- 190-144 Jaxine Dr40
- 3115 Rubio Canyon Rd40
- 2560 El Sol Ave41
- 2014 Pepper Dr42
- 2264 El Molino Ave43
- 3244-3278 Rubio Canyon Rd43
- Mountain View44
- 1738 N Roosevelt Ave47
- 2046 Allen Ave50
- Casa de Canyon de Las Flores50
- Colman50
- Topeka St50
- Altadena53
- 185 W Altadena Dr58
- Los Angeles County Fire Dept. Station 1158
