Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Altadena
Air quality index (AQI) and PM2.5 air pollution in Altadena
4K people follow this city
Altadena Air Quality Map
Real-time Altadena air pollution map
AIR QUALITY DATA CONTRIBUTORS
Anonymous contributor
See all
Pollen
What is the pollen count in Altadena today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Altadena?
| Weather | Clear sky |
| Temperature | 66.2°F |
| Humidity | 65% |
| Wind | 8.1 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Boerne, Texas | 96 |
| 2 | Austin, Texas | 86 |
| 3 | New Braunfels, Texas | 84 |
| 4 | Georgetown, Texas | 81 |
| 5 | Round Rock, Texas | 81 |
| 6 | San Antonio, Texas | 81 |
| 7 | Cedar Park, Texas | 77 |
| 8 | Leander, Texas | 76 |
| 9 | San Fernando, California | 70 |
| 10 | Hollywood, California | 66 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Altadena aqi ranking
Real-time Altadena air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | East Pine Street | 68 |
| 2 | Casa de Canyon de Las Flores | 63 |
| 3 | Morada Place | 61 |
| 4 | Skyview Drive | 60 |
| 5 | Ventura Street | 60 |
| 6 | 1925 East Altadena Drive | 59 |
| 7 | Midlothian Drive | 58 |
| 8 | North Altadena Drive | 57 |
(local time)
SEE WORLD AQI RANKING
US AQI
60
live AQI index
Moderate
Overview
What is the current air quality in Altadena?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 60 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 13.7µg/m³ | |
!
PM2.5
x2.7
PM2.5 concentration in Altadena is currently 2.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Altadena?
 | 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 |
Forecast
Altadena air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 29 | Moderate 61 AQI US | | 77° 60.8° |  6.7 mp/h |
| Thursday, May 30 | Moderate 70 AQI US | | 77° 59° | 8.9 mp/h |
| Friday, May 31 | Moderate 63 AQI US | | 73.4° 55.4° | 8.9 mp/h |
| Today | Moderate 60 AQI US |  | 75.2° 55.4° | 8.9 mp/h |
| Sunday, Jun 2 | Moderate 59 AQI US | | 82.4° 59° | 8.9 mp/h |
| Monday, Jun 3 | Moderate 58 AQI US |  | 86° 62.6° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 66 AQI US | | 86° 68° | 8.9 mp/h |
| Wednesday, Jun 5 | Moderate 73 AQI US | | 87.8° 68° | 6.7 mp/h |
| Thursday, Jun 6 | Moderate 73 AQI US | | 86° 66.2° | 6.7 mp/h |
| Friday, Jun 7 | Moderate 76 AQI US |  20% | 75.2° 64.4° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Altadena air quality data attribution
8Contributors
- 8 Anonymous contributors
8 stations
8 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Altadena?
AQI US, Metric