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Air quality in Decatur
Air quality index (AQI) and PM2.5 air pollution in Decatur
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Decatur Air Quality Map
Real-time Decatur air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Decatur today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Decatur?
| Weather | Broken clouds |
| Temperature | 64.4°F |
| Humidity | 85% |
| Wind | 13.4 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Marana, Arizona | 61 |
| 2 | San Antonio, Texas | 60 |
| 3 | Braddock, Pennsylvania | 59 |
| 4 | Corpus Christi, Texas | 59 |
| 5 | Urbana, Illinois | 59 |
| 6 | Champaign, Illinois | 58 |
| 7 | Beaver, Pennsylvania | 56 |
| 8 | Charleston, West Virginia | 56 |
| 9 | The Woodlands, Texas | 55 |
| 10 | Casa Grande, Arizona | 53 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
54*
live AQI index
Moderate
Overview
What is the current air quality in Decatur?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 13.6*µg/m³ | |
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PM2.5
x2.7
PM2.5 concentration in Decatur is currently 2.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Decatur?
 | 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
Decatur air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 54 AQI US |  100% | 77° 62.6° |  15.7 mp/h |
| Monday, Apr 29 | Good 49 AQI US  | 100% | 71.6° 60.8° | 20.1 mp/h |
| Tuesday, Apr 30 | Good 30 AQI US | 100% | 69.8° 55.4° | 8.9 mp/h |
| Wednesday, May 1 | Good 33 AQI US | 50% | 73.4° 53.6° | 11.2 mp/h |
| Thursday, May 2 | Moderate 61 AQI US |  | 80.6° 62.6° | 11.2 mp/h |
| Friday, May 3 | Moderate 70 AQI US | 100% | 68° 64.4° | 17.9 mp/h |
| Saturday, May 4 | Good 28 AQI US | 100% | 68° 53.6° | 22.4 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Decatur?
No locations are available.
AQI US, Metric