Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
94 people follow this city
Mason Air Quality Map
Real-time Mason air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Mason today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Weather
What is the current weather in Mason?
| Weather | Broken clouds |
| Temperature | 84.2°F |
| Humidity | 69% |
| Wind | 10.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | San Gabriel, California | 96 |
| 2 | West Carson, California | 94 |
| 3 | Visalia, California | 86 |
| 4 | Catonsville, Maryland | 85 |
| 5 | Compton, California | 84 |
| 6 | Monrovia, California | 84 |
| 7 | Carson, California | 82 |
| 8 | Monterey Park, California | 82 |
| 9 | Alhambra, California | 80 |
| 10 | Redondo Beach, California | 80 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
56*
live AQI index
Moderate
Overview
What is the current air quality in Mason?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 14.6*µg/m³ | |
!
PM2.5
x2.9
PM2.5 concentration in Mason is currently 2.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Mason?
 | 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
Mason air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 56 AQI US |  90% | 95° 62.6° |  22.4 mp/h |
| Friday, Apr 19 | Good 45 AQI US  | 90% | 77° 53.6° | 13.4 mp/h |
| Saturday, Apr 20 | Good 50 AQI US | 100% | 68° 60.8° | 13.4 mp/h |
| Sunday, Apr 21 | Good 27 AQI US | 100% | 62.6° 51.8° | 15.7 mp/h |
| Monday, Apr 22 | Good 31 AQI US | | 73.4° 50° | 11.2 mp/h |
| Tuesday, Apr 23 | Moderate 52 AQI US | | 78.8° 59° | 17.9 mp/h |
| Wednesday, Apr 24 | Moderate 75 AQI US | | 80.6° 62.6° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Mason?
No locations are available.
AQI US, Metric