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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 CONTRIBUTORS
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Pollen
What is the pollen count in Louisville today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Louisville?
| Weather | Broken clouds |
| Temperature | 75.2°F |
| Humidity | 57% |
| Wind | 12.7 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Arroyo Grande, California | 137 |
| 2 | Nipomo, California | 99 |
| 3 | San Antonio, Texas | 78 |
| 4 | Boerne, Texas | 74 |
| 5 | Georgetown, Texas | 72 |
| 6 | Oklahoma City, Oklahoma | 72 |
| 7 | Leander, Texas | 70 |
| 8 | Round Rock, Texas | 70 |
| 9 | Austin, Texas | 69 |
| 10 | New Braunfels, Texas | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Louisville aqi ranking
Real-time Louisville air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Rock Bay Drive | 52 |
| 2 | 110 State St | 47 |
| 3 | Maple Lane - AirVisual | 45 |
(local time)
SEE WORLD AQI RANKING
US AQI
47
live AQI index
Good
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 47 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.3µg/m³ | |
!
PM2.5
x2.3
PM2.5 concentration in Louisville is currently 2.3 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 26 AQI US |  | 60.8° 37.4° |  6.7 mp/h |
| Thursday, Apr 25 | Good 27 AQI US |  | 69.8° 44.6° | 11.2 mp/h |
| Friday, Apr 26 | Moderate 54 AQI US  | | 77° 64.4° | 15.7 mp/h |
| Today | Good 47 AQI US | | 75.2° 62.6° | 13.4 mp/h |
| Sunday, Apr 28 | Good 50 AQI US | 100% | 73.4° 62.6° | 13.4 mp/h |
| Monday, Apr 29 | Good 48 AQI US | 100% | 77° 55.4° | 6.7 mp/h |
| Tuesday, Apr 30 | Good 45 AQI US | 40% | 78.8° 59° | 6.7 mp/h |
| Wednesday, May 1 | Moderate 75 AQI US | 100% | 78.8° 62.6° | 15.7 mp/h |
| Thursday, May 2 | Moderate 73 AQI US | 100% | 77° 64.4° | 15.7 mp/h |
| Friday, May 3 | Good 42 AQI US | 90% | 66.2° 48.2° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Louisville air quality data attribution
3Contributors
- buffalo39820
1 station
Individual Contributor
- 2 Anonymous contributors
2 stations
2 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Louisville?
AQI US, Metric