AddAir quality in Altadena
Air quality index (AQI⁺) and PM2.5 air pollution in Altadena • 16.6K Followers • 17:00, Sep 16 Local time
42
US AQI⁺Good
Main pollutant:
PM2.5
7.5 µg/m³
20°
6 km/h
85 %
Hourly forecast
Altadena air quality index (AQI⁺) forecast
Daily forecast
Altadena air quality index (AQI⁺) forecast
| Today | 51 |  | 22° 16° |  8 km/h | 81% |
| Thu | 47 |  | 25° 17° | 10 km/h | 75% |
| Fri | 51 | | 30° 19° | 14 km/h | 47% |
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.
Learn more about global air quality
Where is the cleanest air quality in Altadena?
- Casa de Canyon de Las Flores10
- 3400 Ellington Villa Dr14
- Mountain View, ALD-CASITAS18
- Pasadena/Altadena18
- Morada Place20
- Oliveras Avenue, Altadena23
- North Dominion Avenue25
- Maiden Ln29
- 1251 Meadowbrook Rd33
- 1295 E Lexington St33
- 1738 N Roosevelt Ave33
- 520 Alta Pine Dr33
- North Canyada Avenue33
- 2036 Pepper Dr34
- 1365 New York Dr35
- 505 Archwood Pl36
- 1255 E Lexington St37
- 190-144 Jaxine Dr37
- 3115 Rubio Canyon Rd37
- 2264 El Molino Ave38
- 2560 El Sol Ave38
- 2014 Pepper Dr39
- 3244-3278 Rubio Canyon Rd42
- Los Angeles County Fire Dept. Station 1144
- Altadena55
- Mountain View55
- Topeka St55
- 185 W Altadena Dr58
- 2046 Allen Ave58
