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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 | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Louisville?
| Weather | Scattered clouds |
| Temperature | 60.8°F |
| Humidity | 51% |
| Wind | 8.1 mp/h |
| Pressure | 30.3 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Boerne, Texas | 82 |
| 2 | Palm Desert, California | 82 |
| 3 | San Antonio, Texas | 73 |
| 4 | Indio, California | 72 |
| 5 | New Braunfels, Texas | 70 |
| 6 | Georgetown, Texas | 68 |
| 7 | Round Rock, Texas | 65 |
| 8 | Leander, Texas | 64 |
| 9 | Fort Worth, Texas | 63 |
| 10 | Pahrump, Nevada | 61 |
(local time)
SEE WORLD AQI RANKING
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Spotlight
There are emissions coming from the Metallus Faircrest Steel Plant. Protect yourself from PM2.5 and other industrial pollutants and follow health recommendations. Click here.
US AQI
49*
live AQI index
Good
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 49* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.8*µg/m³ | |
!
PM2.5
x2.4
PM2.5 concentration in Louisville is currently 2.4 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 |
|---|---|---|---|---|
| Today | Good 49 AQI US | | 66.2° 33.8° |  13.4 mp/h |
| Saturday, Apr 27 | Good 49 AQI US |  100% | 68° 51.8° | 13.4 mp/h |
| Sunday, Apr 28 | Moderate 52 AQI US  | 100% | 73.4° 57.2° | 13.4 mp/h |
| Monday, Apr 29 | Moderate 58 AQI US | 100% | 73.4° 57.2° | 15.7 mp/h |
| Tuesday, Apr 30 | Moderate 58 AQI US | 100% | 71.6° 57.2° | 11.2 mp/h |
| Wednesday, May 1 | Moderate 69 AQI US | 90% | 71.6° 55.4° | 11.2 mp/h |
| Thursday, May 2 | Good 15 AQI US | 100% | 71.6° 60.8° | 15.7 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