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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
Anonymous contributor
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Pollen
What is the pollen count in Decorah today?
 | Index | Very high | |
 | Tree pollen | Moderate | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Decorah?
| Weather | Broken clouds |
| Temperature | 62.6°F |
| Humidity | 67% |
| Wind | 8.1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Tulsa, Oklahoma | 99 |
| 2 | Muskegon, Michigan | 98 |
| 3 | Townsend, Tennessee | 80 |
| 4 | Palm Desert, California | 78 |
| 5 | Indio, California | 75 |
| 6 | San Antonio, Texas | 71 |
| 7 | Mecca, California | 70 |
| 8 | New Braunfels, Texas | 66 |
| 9 | Port Arthur, Texas | 66 |
| 10 | Boerne, Texas | 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 | Decorah Street Department | 34 |
| 2 | Luther College (Valders) | 31 |
| 3 | 5th Avenue | 24 |
| 4 | Jefferson Street | 21 |
(local time)
SEE WORLD AQI RANKING
US AQI
28
live AQI index
Good
Overview
What is the current air quality in Decorah?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 28 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.1µg/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 |
|---|---|---|---|---|
| Friday, May 17 | Good 49 AQI US |  | 86° 57.2° |  17.9 mp/h |
| Saturday, May 18 | Good 26 AQI US | | 69.8° 50° | 11.2 mp/h |
| Today | Good 28 AQI US | |||
| Monday, May 20 | Good 49 AQI US | 100% | 73.4° 57.2° | 15.7 mp/h |
| Tuesday, May 21 | Moderate 63 AQI US  | 100% | 75.2° 55.4° | 26.8 mp/h |
| Wednesday, May 22 | Good 26 AQI US | 30% | 59° 46.4° | 20.1 mp/h |
| Thursday, May 23 | Good 12 AQI US |  | 69.8° 46.4° | 13.4 mp/h |
| Friday, May 24 | Good 26 AQI US | 60% | 69.8° 53.6° | 15.7 mp/h |
| Saturday, May 25 | Good 22 AQI US | | 64.4° 48.2° | 8.9 mp/h |
| Sunday, May 26 | Good 8 AQI US | | 71.6° 48.2° | 6.7 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Decorah air quality data attribution
4Contributors
- 4 Anonymous contributors
4 stations
4 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Decorah?
AQI US, Metric