Stay updated with real-time air quality in Jeffersontown, Kentucky featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
33
Good
Jeffersontown, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.60 μg/m³
0
55
155
255
425
605+
21.62 ppb
0
55
71
86
201
201+
0.81 ppb
0
36
76
186
605
1005+
5.51 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Jeffersontown, Kentucky
Jeffersontown, Kentucky
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AQI 33
Good
5.66μg/m³
PM2.5
13.21μg/m³
PM10
21.99ppb
O3
0.86ppb
SO2
5.72ppb
NO2
0.21ppm
CO
AQI 33
Good
5.69μg/m³
PM2.5
13.32μg/m³
PM10
24.87ppb
O3
0.89ppb
SO2
5.85ppb
NO2
0.20ppm
CO
AQI 33
Good
5.67μg/m³
PM2.5
14.16μg/m³
PM10
20.62ppb
O3
0.81ppb
SO2
5.46ppb
NO2
0.22ppm
CO
AQI 33
Good
5.63μg/m³
PM2.5
23.79μg/m³
PM10
22.12ppb
O3
0.81ppb
SO2
5.63ppb
NO2
0.21ppm
CO
AQI 33
Good
6.09μg/m³
PM2.5
19.45μg/m³
PM10
22.29ppb
O3
0.80ppb
SO2
5.61ppb
NO2
0.21ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
23.75μg/m³
PM10
22.21ppb
O3
0.81ppb
SO2
5.63ppb
NO2
0.21ppm
CO
The air quality data for Kentucky, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Jeffersontown, Kentucky are available every hour.
Jeffersontown, Kentucky experienced its worst air quality at 05:00:00, 2026-09-06.
The best air quality in Jeffersontown, Kentucky was observed at 09:00:00 on 2026-09-07.
The air quality in Jeffersontown, Kentucky right now is Good, with an AQI of 33.
In Jeffersontown, Kentucky, PM2.5 is the most frequently found pollutant.
When air quality in Jeffersontown, Kentucky is compromised, staying indoors and wearing a mask can reduce health risks.
Jeffersontown, Kentucky currently has a PM2.5 concentration of 5.728 μg/m3.
Jeffersontown, Kentucky currently has a PM10 concentration of 10.604 μg/m3.
The current carbon monoxide (CO) level in Jeffersontown, Kentucky is 0.212 ppm.
The current sulfur dioxide (SO2) concentration in Jeffersontown, Kentucky is 0.808 ppb.
Jeffersontown, Kentucky currently has an ozone (O3) concentration of 21.619 ppm.
The current level of nitrogen dioxide (NO2) in Jeffersontown, Kentucky is 5.509 ppb.
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