AddAir quality in Altadena
Air quality index (AQI⁺) and PM2.5 air pollution in Altadena • 16.4K Followers • 07:00, Aug 21 Local time
52
US AQI⁺Moderate
Main pollutant:
PM2.5
9.6 µg/m³
27°
3 km/h
45 %
Hourly forecast
Altadena air quality index (AQI⁺) forecast
Daily forecast
Altadena air quality index (AQI⁺) forecast
| Today | 55 | | 35° 26° |  12 km/h | 41% |
| Sat | 59 | | 36° 27° | 11 km/h | 33% |
| Sun | 59 | | 37° 26° | 14 km/h | 26% |
Air pollutants
What is the current air quality in Altadena?
PM2.5 concentration is currently 1.9 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Get an air purifier |
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
High
 Tree None | 0% |
 Grass None | 0% |
 Weed High | 75% |
Source:
wetter.comHealth recommendations
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Get an air purifier |
Pollen
What is the pollen count in Altadena today?
Index
High
Tree None | 0% |
Grass None | 0% |
Weed High | 75% |
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?
- 3400 Ellington Villa Dr18
- Morada Place41
- Mountain View, ALD-CASITAS41
- Oliveras Avenue, Altadena49
- North Dominion Avenue51
- Maiden Ln52
- North Canyada Avenue52
- 1295 E Lexington St53
- 1365 New York Dr54
- 1738 N Roosevelt Ave54
- 505 Archwood Pl54
- 520 Alta Pine Dr54
- Pasadena/Altadena54
- 1251 Meadowbrook Rd55
- 190-144 Jaxine Dr55
- 2014 Pepper Dr55
- 2264 El Molino Ave55
- 3115 Rubio Canyon Rd55
- Mountain View55
- 1255 E Lexington St56
- 3244-3278 Rubio Canyon Rd57
- Casa de Canyon de Las Flores57
- 2036 Pepper Dr58
- Altadena58
- 2046 Allen Ave60
- Los Angeles County Fire Dept. Station 1160
- Topeka St60
- 185 W Altadena Dr64
