Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
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
See all
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 | Few clouds |
| Temperature | 51.8°F |
| Humidity | 43% |
| Wind | 8.1 mp/h |
| Pressure | 29.7 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 302 |
| 2 | Coachella, California | 110 |
| 3 | Corpus Christi, Texas | 91 |
| 4 | Thermal, California | 80 |
| 5 | Campo, California | 75 |
| 6 | Trussville, Alabama | 70 |
| 7 | Yucaipa, California | 70 |
| 8 | Pahrump, Nevada | 69 |
| 9 | Dundalk, Maryland | 67 |
| 10 | San Antonio, Texas | 65 |
(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 | 42 |
| 2 | Hoptree Court | 28 |
| 3 | Coal Creek Ranch | 27 |
| 4 | 2095 Eisenhower Drive | 25 |
| 5 | Matchless Street | 23 |
| 6 | Heritage 2 : S Cleveland | 22 |
| 7 | Sagebrush Way | 22 |
| 8 | West Hickory Street - NNRD | 22 |
| 9 | Cleveland Avenue | 21 |
| 10 | Pine Street Park Outdoors | 20 |
(local time)
SEE WORLD AQI RANKING
US AQI
43
live AQI index
Good
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 43 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.6µg/m³ | |
| O3 | 106µg/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 |
|---|---|---|---|---|
| Monday, May 20 | Good 36 AQI US |  | 57.2° 41° |  8.9 mp/h |
| Tuesday, May 21 | Good 41 AQI US |  | 69.8° 37.4° | 8.9 mp/h |
| Wednesday, May 22 | Good 43 AQI US | | 73.4° 46.4° | 20.1 mp/h |
| Today | Good 43 AQI US | | 73.4° 46.4° | 20.1 mp/h |
| Friday, May 24 | Good 22 AQI US |  | 64.4° 39.2° | 8.9 mp/h |
| Saturday, May 25 | Good 40 AQI US | | 71.6° 48.2° | 29.1 mp/h |
| Sunday, May 26 | Good 16 AQI US | | 66.2° 48.2° | 17.9 mp/h |
| Monday, May 27 | Good 8 AQI US | | 71.6° 44.6° | 11.2 mp/h |
| Tuesday, May 28 | Good 27 AQI US | 60% | 73.4° 50° | 4.5 mp/h |
| Wednesday, May 29 | Moderate 73 AQI US  | 50% | 73.4° 51.8° | 11.2 mp/h |
Interested in hourly forecast? Get the app
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 2
- 601 St Andrew 14
- West Tamarisk St 16
- Crestview Court 17
- Manorwood Court 17
- South 104th Street 17
- Via Appia Way 17
- West Oak Court 2 18
- Pine Street Park Outdoors 20
- Cleveland Avenue 21
- Heritage 2 : S Cleveland 22
- Sagebrush Way 22
- West Hickory Street - NNRD 22
- Matchless Street 23
- 2095 Eisenhower Drive 25
- Coal Creek Ranch 27
- Hoptree Court 28
- Rocky Flats - N - 16600 W. Colo. Hwy. 128 42
AQI US, Metric