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
19 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 | Clear sky |
| Temperature | 57.2°F |
| Humidity | 58% |
| Wind | 10.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Campo, California | 93 |
| 2 | Mecca, California | 90 |
| 3 | Georgetown, Texas | 82 |
| 4 | Round Rock, Texas | 75 |
| 5 | Palm Desert, California | 71 |
| 6 | Leander, Texas | 67 |
| 7 | Corpus Christi, Texas | 65 |
| 8 | Cedar Park, Texas | 64 |
| 9 | McKeesport, Pennsylvania | 64 |
| 10 | Pahrump, Nevada | 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 | Rocky Flats - N - 16600 W. Colo. Hwy. 128 | 49 |
| 2 | Heritage 2 : S Cleveland | 34 |
| 3 | Cleveland Avenue | 24 |
| 4 | Matchless Street | 24 |
| 5 | Sagebrush Way | 23 |
| 6 | 2095 Eisenhower Drive | 22 |
| 7 | Hoptree Court | 20 |
| 8 | West Hickory Street - NNRD | 20 |
| 9 | Pine Street Park Outdoors | 19 |
| 10 | Manorwood Court | 18 |
(local time)
SEE WORLD AQI RANKING
US AQI
50
live AQI index
Good
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 50 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.4µg/m³ | |
| O3 | 122µg/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 |
|---|---|---|---|---|
| Thursday, May 30 | Good 42 AQI US |  | 66.2° 46.4° |  8.9 mp/h |
| Friday, May 31 | Good 45 AQI US |  | 77° 51.8° | 11.2 mp/h |
| Saturday, Jun 1 | Good 50 AQI US | | 82.4° 53.6° | 13.4 mp/h |
| Today | Good 50 AQI US | | 82.4° 53.6° | 13.4 mp/h |
| Monday, Jun 3 | Moderate 54 AQI US  |  | 82.4° 55.4° | 11.2 mp/h |
| Tuesday, Jun 4 | Good 21 AQI US | | 80.6° 59° | 17.9 mp/h |
| Wednesday, Jun 5 | Good 14 AQI US |  | 87.8° 57.2° | 17.9 mp/h |
| Thursday, Jun 6 | Good 20 AQI US | 30% | 84.2° 53.6° | 8.9 mp/h |
| Friday, Jun 7 | Good 21 AQI US | 100% | 80.6° 57.2° | 6.7 mp/h |
| Saturday, Jun 8 | Good 21 AQI US | 100% | 73.4° 57.2° | 6.7 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
19Contributors
Government Contributor
- Dilan Weerasinghe
1 station
- John Salzman
1 station
2 Individual Contributors
- 16 Anonymous contributors
16 stations
16 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Louisville?
- West Tamarisk St 11
- Coal Creek Ranch 12
- Guided Adventures 12
- 601 St Andrew 14
- Via Appia Way 14
- South 104th Street 16
- Crestview Court 17
- West Spruce Street 17
- Manorwood Court 18
- West Oak Court 2 18
- Pine Street Park Outdoors 19
- Hoptree Court 20
- West Hickory Street - NNRD 20
- 2095 Eisenhower Drive 22
- Sagebrush Way 23
- Cleveland Avenue 24
- Matchless Street 24
- Heritage 2 : S Cleveland 34
- Rocky Flats - N - 16600 W. Colo. Hwy. 128 49
AQI US, Metric