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Air quality in Decorah
Air quality index (AQI) and PM2.5 air pollution in Decorah
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Decorah Air Quality Map
Real-time Decorah air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Decorah today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Weather
What is the current weather in Decorah?
| Weather | Few clouds |
| Temperature | 33.8°F |
| Humidity | 75% |
| Wind | 4.6 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Peaceful Valley, Washington | 84 |
| 2 | Porterville, California | 79 |
| 3 | Visalia, California | 78 |
| 4 | Hagerstown, Maryland | 73 |
| 5 | Frederick, Maryland | 72 |
| 6 | Palm Desert, California | 72 |
| 7 | Charles Town, West Virginia | 71 |
| 8 | North Hollywood, California | 68 |
| 9 | Casa Grande, Arizona | 65 |
| 10 | Glendale, California | 65 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Decorah aqi ranking
Real-time Decorah air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Luther College (Valders) | 16 |
| 2 | Jefferson Street | 9 |
| 3 | 5th Avenue | 5 |
(local time)
SEE WORLD AQI RANKING
US AQI
7
live AQI index
Good
Overview
What is the current air quality in Decorah?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 7 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 1.7µg/m³ | |
✓
PM2.5 concentration in Decorah air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Decorah?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Decorah air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Tuesday, Apr 16 | Good 10 AQI US |  | 57.2° 42.8° |  20.1 mp/h |
| Wednesday, Apr 17 | Good 19 AQI US | | 50° 37.4° | 11.2 mp/h |
| Thursday, Apr 18 | Good 10 AQI US |  | 46.4° 33.8° | 22.4 mp/h |
| Today | Good 7 AQI US | | 46.4° 33.8° | 22.4 mp/h |
| Saturday, Apr 20 | Good 4 AQI US |  | 44.6° 32° | 15.7 mp/h |
| Sunday, Apr 21 | Good 7 AQI US | | 55.4° 32° | 8.9 mp/h |
| Monday, Apr 22 | Good 8 AQI US | 100% | 55.4° 37.4° | 17.9 mp/h |
| Tuesday, Apr 23 | Good 10 AQI US | 70% | 51.8° 35.6° | 17.9 mp/h |
| Wednesday, Apr 24 | Good 5 AQI US | | 48.2° 28.4° | 8.9 mp/h |
| Thursday, Apr 25 | Good 4 AQI US | | 53.6° 32° | 11.2 mp/h |
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News
The latest air quality news and resources.
Decorah air quality data attribution
3Contributors
- 3 Anonymous contributors
3 stations
3 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Decorah?
AQI US, Metric