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Air quality in Louisville
Air quality index (AQI) and PM2.5 air pollution in Louisville
22.2K people follow this city
Louisville Air Quality Map
Real-time Louisville air pollution map
AIR QUALITY DATA CONTRIBUTORS
18 Contributors
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Pollen
What is the pollen count in Louisville today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Louisville?
| Weather | Scattered clouds |
| Temperature | 64.4°F |
| Humidity | 38% |
| Wind | 12.7 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Boerne, Texas | 149 |
| 2 | San Antonio, Texas | 149 |
| 3 | New Braunfels, Texas | 146 |
| 4 | Georgetown, Texas | 139 |
| 5 | Palm Desert, California | 138 |
| 6 | Austin, Texas | 130 |
| 7 | Round Rock, Texas | 130 |
| 8 | Cedar Park, Texas | 129 |
| 9 | Leander, Texas | 125 |
| 10 | Coachella, California | 124 |
(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 | Rocky Flats - N - 16600 W. Colo. Hwy. 128 | 36 |
| 2 | Coal Creek Ranch | 31 |
| 3 | Hoptree Court | 31 |
| 4 | Cleveland Avenue | 24 |
| 5 | Heritage 2 : S Cleveland | 24 |
| 6 | Via Appia Way | 24 |
| 7 | West Hickory Street - NNRD | 23 |
| 8 | Pine Street Park Outdoors | 22 |
| 9 | Sagebrush Way | 22 |
| 10 | 2095 Eisenhower Drive | 21 |
(local time)
SEE WORLD AQI RANKING
US AQI
37
live AQI index
Good
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 37 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.9µg/m³ | |
| O3 | 90µg/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 |
|---|---|---|---|---|
| Wednesday, May 22 | Good 43 AQI US |  | 73.4° 46.4° |  20.1 mp/h |
| Thursday, May 23 | Good 46 AQI US | | 68° 39.2° | 6.7 mp/h |
| Friday, May 24 | Good 39 AQI US |  | 69.8° 46.4° | 20.1 mp/h |
| Today | Good 37 AQI US | 80% | 69.8° 46.4° | 20.1 mp/h |
| Sunday, May 26 | Good 23 AQI US | | 68° 46.4° | 20.1 mp/h |
| Monday, May 27 | Good 24 AQI US | | 75.2° 48.2° | 8.9 mp/h |
| Tuesday, May 28 | Moderate 60 AQI US  | | 73.4° 48.2° | 6.7 mp/h |
| Wednesday, May 29 | Moderate 62 AQI US | 20% | 80.6° 53.6° | 6.7 mp/h |
| Thursday, May 30 | Moderate 76 AQI US | 20% | 80.6° 53.6° | 8.9 mp/h |
| Friday, May 31 | Moderate 80 AQI US | 80% | 64.4° 51.8° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Louisville air quality data attribution
18Contributors
Government Contributor
- Dilan Weerasinghe
1 station
- John Salzman
1 station
2 Individual Contributors
- 15 Anonymous contributors
15 stations
15 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Louisville?
- Guided Adventures 8
- West Tamarisk St 11
- 601 St Andrew 18
- West Oak Court 2 19
- Matchless Street 20
- South 104th Street 20
- 2095 Eisenhower Drive 21
- Crestview Court 21
- Manorwood Court 21
- Pine Street Park Outdoors 22
- Sagebrush Way 22
- West Hickory Street - NNRD 23
- Cleveland Avenue 24
- Heritage 2 : S Cleveland 24
- Via Appia Way 24
- Coal Creek Ranch 31
- Hoptree Court 31
- Rocky Flats - N - 16600 W. Colo. Hwy. 128 36
AQI US, Metric