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Air quality in Louisville
Air quality index (AQI) and PM2.5 air pollution in Louisville
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Louisville Air Quality Map
Real-time Louisville air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Louisville 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 Louisville?
| Weather | Scattered clouds |
| Temperature | 59°F |
| Humidity | 83% |
| Wind | 4.8 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 77 |
| 2 | Corpus Christi, Texas | 75 |
| 3 | Palm Desert, California | 63 |
| 4 | Baton Rouge, Louisiana | 62 |
| 5 | Dover, Delaware | 60 |
| 6 | Gardena, California | 59 |
| 7 | La Habra, California | 59 |
| 8 | Quakertown, Pennsylvania | 59 |
| 9 | Wilmington, Delaware | 59 |
| 10 | Coopersburg, Pennsylvania | 58 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
54*
live AQI index
Moderate
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 13.5*µg/m³ | |
!
PM2.5
x2.7
PM2.5 concentration in Louisville is currently 2.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Louisville?
 | 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
Louisville air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 54 AQI US |  50% | 86° 59° |  8.9 mp/h |
| Friday, May 3 | Good 46 AQI US  | 100% | 77° 64.4° | 8.9 mp/h |
| Saturday, May 4 | Good 48 AQI US | 60% | 82.4° 64.4° | 4.5 mp/h |
| Sunday, May 5 | Moderate 62 AQI US | 90% | 86° 64.4° | 11.2 mp/h |
| Monday, May 6 | Moderate 76 AQI US | 90% | 86° 62.6° | 8.9 mp/h |
| Tuesday, May 7 | Moderate 78 AQI US | 40% | 86° 66.2° | 8.9 mp/h |
| Wednesday, May 8 | Moderate 78 AQI US | | 89.6° 68° | 13.4 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Louisville?
No locations are available.
AQI US, Metric