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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 | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Weather
What is the current weather in Louisville?
| Weather | Clear sky |
| Temperature | 55.4°F |
| Humidity | 41% |
| Wind | 11.5 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | San Bernardino, California | 88 |
| 2 | Fontana, California | 82 |
| 3 | Redlands, California | 81 |
| 4 | Corpus Christi, Texas | 79 |
| 5 | San Fernando, California | 74 |
| 6 | Calexico, California | 73 |
| 7 | Riverside, California | 72 |
| 8 | Diamond Bar, California | 71 |
| 9 | San Gabriel, California | 71 |
| 10 | Beverly Hills, California | 70 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
15*
live AQI index
Good
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 15* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.5*µg/m³ | |
✓
PM2.5 concentration in Louisville air currently meets 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 15 AQI US |  100% | 57.2° 46.4° |  15.7 mp/h |
| Saturday, Apr 20 | Good 13 AQI US |  | 53.6° 41° | 13.4 mp/h |
| Sunday, Apr 21 | Good 6 AQI US | | 55.4° 37.4° | 11.2 mp/h |
| Monday, Apr 22 | Good 17 AQI US | | 60.8° 39.2° | 11.2 mp/h |
| Tuesday, Apr 23 | Good 16 AQI US | 100% | 57.2° 48.2° | 13.4 mp/h |
| Wednesday, Apr 24 | Good 20 AQI US | | 53.6° 41° | 11.2 mp/h |
| Thursday, Apr 25 | Good 7 AQI US | 40% | 51.8° 33.8° | 8.9 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