Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Today's Pollen Count in Decorah
High
Air quality
Air quality of Decorah today
| AQI US AQI | Good | |
| PM2.5 µg/m³ | Good |
3D animated air pollution map
Allergy forecast
Decorah pollen count forecast
| Day | Index | Tree | Grass | Weed | Wind | Weather | Temperature |
|---|---|---|---|---|---|---|---|
| Today | Moderate | Low | Moderate | None |  13.4 mp/h |  100% | 68° 48.2° |
| Thursday, May 9 | High | Low | High | None | 11.2 mp/h | 100% | 55.4° 44.6° |
| Friday, May 10 | Very high | Very high | High | None | 13.4 mp/h | 100% | 62.6° 41° |
AQI US, Metric