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Air quality in Decorah
Air quality index (AQI) and PM2.5 air pollution in Decorah
173 people follow this city
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 | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Decorah?
| Weather | Broken clouds |
| Temperature | 59°F |
| Humidity | 77% |
| Wind | 4.6 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Omaha, Nebraska | 123 |
| 2 | Emmetsburg, Iowa | 106 |
| 3 | Carter Lake, Iowa | 93 |
| 4 | Oklahoma City, Oklahoma | 93 |
| 5 | Decorah, Iowa | 92 |
| 6 | Edmond, Oklahoma | 88 |
| 7 | Wichita, Kansas | 88 |
| 8 | Apple Valley, Minnesota | 87 |
| 9 | Rochester, Minnesota | 87 |
| 10 | Lincoln, Nebraska | 86 |
(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 | 102 |
| 2 | 5th Avenue | 95 |
| 3 | Luther College (Valders) | 89 |
| 4 | Jefferson Street | 78 |
(local time)
SEE WORLD AQI RANKING
US AQI
92
live AQI index
Moderate
Overview
What is the current air quality in Decorah?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 92 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 31.3µg/m³ | |
!
PM2.5
x6.3
PM2.5 concentration in Decorah is currently 6.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Decorah?
 | 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
Decorah air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, May 11 | Moderate 53 AQI US |  | 78.8° 50° |  15.7 mp/h |
| Sunday, May 12 | Moderate 77 AQI US | | 68° 51.8° | 8.9 mp/h |
| Monday, May 13 | Moderate 97 AQI US | | 69.8° 48.2° | 11.2 mp/h |
| Today | Moderate 92 AQI US |  | 66.2° 42.8° | 8.9 mp/h |
| Wednesday, May 15 | Good 44 AQI US  | 100% | 69.8° 55.4° | 8.9 mp/h |
| Thursday, May 16 | Good 35 AQI US | 50% | 69.8° 51.8° | 8.9 mp/h |
| Friday, May 17 | Moderate 51 AQI US | 90% | 71.6° 55.4° | 17.9 mp/h |
| Saturday, May 18 | Good 41 AQI US |  | 71.6° 46.4° | 11.2 mp/h |
| Sunday, May 19 | Good 16 AQI US | 90% | 71.6° 53.6° | 11.2 mp/h |
| Monday, May 20 | Good 31 AQI US | 100% | 62.6° 50° | 26.8 mp/h |
Interested in hourly forecast? Get the app
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