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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 | 77°F |
| Humidity | 48% |
| Wind | 2.2 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Palm Desert, California | 113 |
| 2 | Boerne, Texas | 91 |
| 3 | San Antonio, Texas | 88 |
| 4 | El Paso, Texas | 86 |
| 5 | Leander, Texas | 86 |
| 6 | Georgetown, Texas | 82 |
| 7 | Indio, California | 82 |
| 8 | Austin, Texas | 80 |
| 9 | New Braunfels, Texas | 80 |
| 10 | Round Rock, Texas | 78 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
45*
live AQI index
Good
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 45* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.9*µg/m³ | |
!
PM2.5
x2.2
PM2.5 concentration in Louisville is currently 2.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Louisville?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Louisville air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, Apr 24 | Good 45 AQI US |  | 78.8° 55.4° |  6.7 mp/h |
| Today | Good 45 AQI US | | 68° 59° | 8.9 mp/h |
| Friday, Apr 26 | Good 48 AQI US | | 77° 57.2° | 13.4 mp/h |
| Saturday, Apr 27 | Good 32 AQI US | | 73.4° 57.2° | 8.9 mp/h |
| Sunday, Apr 28 | Good 38 AQI US | | 80.6° 57.2° | 6.7 mp/h |
| Monday, Apr 29 | Moderate 64 AQI US  | | 80.6° 59° | 8.9 mp/h |
| Tuesday, Apr 30 | Moderate 68 AQI US |  80% | 82.4° 64.4° | 6.7 mp/h |
| Wednesday, May 1 | Moderate 66 AQI US | | 86° 64.4° | 4.5 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