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 Decatur
Air quality index (AQI) and PM2.5 air pollution in Decatur
38 people follow this city
Decatur Air Quality Map
Real-time Decatur air pollution map
AIR QUALITY DATA CONTRIBUTORS
Anonymous contributor
See all
Pollen
What is the pollen count in Decatur today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Decatur?
| Weather | Scattered clouds |
| Temperature | 78.8°F |
| Humidity | 60% |
| Wind | 1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Arroyo Grande, California | 113 |
| 2 | Mecca, California | 82 |
| 3 | Allentown, Pennsylvania | 67 |
| 4 | Bethlehem, Pennsylvania | 66 |
| 5 | Big Bear Lake, California | 64 |
| 6 | Quakertown, Pennsylvania | 63 |
| 7 | Coopersburg, Pennsylvania | 62 |
| 8 | Lewisville, Texas | 62 |
| 9 | Saint Clair, Pennsylvania | 61 |
| 10 | Philadelphia, Pennsylvania | 59 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Decatur aqi ranking
Real-time Decatur air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | DECATUR Station | 42 |
| 2 | Jay Landings | 18 |
(local time)
SEE WORLD AQI RANKING
US AQI
42
live AQI index
Good
Overview
What is the current air quality in Decatur?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 42 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.6µg/m³ | |
| O3 | 104µg/m³ | |
✓
PM2.5 concentration in Decatur air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Decatur?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Decatur air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, Apr 27 | Good 36 AQI US |  | 78.8° 62.6° |  15.7 mp/h |
| Sunday, Apr 28 | Good 32 AQI US |  | 77° 59° | 13.4 mp/h |
| Monday, Apr 29 | Good 35 AQI US | | 78.8° 60.8° | 4.5 mp/h |
| Today | Good 42 AQI US | 100% | 78.8° 60.8° | 4.5 mp/h |
| Wednesday, May 1 | Good 34 AQI US | | 80.6° 57.2° | 4.5 mp/h |
| Thursday, May 2 | Good 44 AQI US |  | 82.4° 59° | 8.9 mp/h |
| Friday, May 3 | Moderate 53 AQI US  | 100% | 78.8° 64.4° | 6.7 mp/h |
| Saturday, May 4 | Moderate 54 AQI US | 80% | 80.6° 64.4° | 4.5 mp/h |
| Sunday, May 5 | Moderate 68 AQI US | 100% | 84.2° 64.4° | 4.5 mp/h |
| Monday, May 6 | Moderate 73 AQI US | 80% | 82.4° 64.4° | 8.9 mp/h |
| Tuesday, May 7 | Moderate 78 AQI US | 40% | 84.2° 64.4° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Decatur air quality data attribution
1Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
Data validated and calibrated by IQAirWhere is the cleanest air quality in Decatur?
AQI US, Metric