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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 | High | |
 | Tree pollen | High | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Louisville?
| Weather | Clear sky |
| Temperature | 66.2°F |
| Humidity | 93% |
| Wind | 4.6 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 116 |
| 2 | Corpus Christi, Texas | 104 |
| 3 | Sunriver, Oregon | 94 |
| 4 | New Braunfels, Texas | 79 |
| 5 | Georgetown, Texas | 77 |
| 6 | Pahrump, Nevada | 77 |
| 7 | The Woodlands, Texas | 77 |
| 8 | San Antonio, Texas | 75 |
| 9 | Boerne, Texas | 74 |
| 10 | Cedar Park, Texas | 73 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
61*
live AQI index
Moderate
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 61* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 14.4*µg/m³ | |
!
PM2.5
x2.9
PM2.5 concentration in Louisville is currently 2.9 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Louisville?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Louisville air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 61 AQI US |  30% | 84.2° 64.4° |  20.1 mp/h |
| Wednesday, May 22 | Moderate 62 AQI US | 100% | 75.2° 62.6° | 15.7 mp/h |
| Thursday, May 23 | Moderate 53 AQI US | 100% | 77° 60.8° | 6.7 mp/h |
| Friday, May 24 | Moderate 55 AQI US | 100% | 78.8° 66.2° | 11.2 mp/h |
| Saturday, May 25 | Moderate 60 AQI US | 100% | 77° 64.4° | 11.2 mp/h |
| Sunday, May 26 | Moderate 62 AQI US | 100% | 69.8° 60.8° | 13.4 mp/h |
| Monday, May 27 | Moderate 63 AQI US | 100% | 73.4° 64.4° | 11.2 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Louisville?
No locations are available.
AQI US, Metric