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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 | Very high | |
 | Tree pollen | High | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Louisville?
| Weather | Broken clouds |
| Temperature | 77°F |
| Humidity | 53% |
| Wind | 5.5 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Boerne, Texas | 97 |
| 2 | San Antonio, Texas | 91 |
| 3 | New Braunfels, Texas | 90 |
| 4 | Austin, Texas | 88 |
| 5 | San Fernando, California | 77 |
| 6 | Georgetown, Texas | 74 |
| 7 | Round Rock, Texas | 73 |
| 8 | Pahrump, Nevada | 71 |
| 9 | Leander, Texas | 70 |
| 10 | Cedar Park, Texas | 69 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
57*
live AQI index
Moderate
Overview
What is the current air quality in Louisville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 57* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.5*µg/m³ | |
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PM2.5
x2.5
PM2.5 concentration in Louisville is currently 2.5 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 57 AQI US |  40% | 82.4° 68° |  8.9 mp/h |
| Sunday, Jun 2 | Moderate 59 AQI US |  | 86° 64.4° | 6.7 mp/h |
| Monday, Jun 3 | Moderate 58 AQI US | 70% | 87.8° 66.2° | 4.5 mp/h |
| Tuesday, Jun 4 | Moderate 57 AQI US | 40% | 87.8° 68° | 8.9 mp/h |
| Wednesday, Jun 5 | Moderate 65 AQI US | 100% | 91.4° 69.8° | 11.2 mp/h |
| Thursday, Jun 6 | Moderate 65 AQI US | 60% | 93.2° 69.8° | 11.2 mp/h |
| Friday, Jun 7 | Moderate 68 AQI US | 100% | 89.6° 71.6° | 8.9 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