Air quality in Louisville

Air quality index (AQI⁺) and PM2.5 air pollution in Louisville • 11 Followers • 13:00, Apr 23 Local time

58*

US AQI⁺

Moderate

face expression based on aqi value

Main pollutant:

PM2.5

12.8 µg/m³

weather condition icon

22°

wind direction icon

22 km/h

weather humid icon

89 %

Hourly forecast

Louisville air quality index (AQI⁺) forecast

Now

58

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

22

km/h

Humidity icon

89%

16:00

54

Weather icon

30%

23°

IQAir AirVisual Air Quality Map Wind rotating 205 degree

20

km/h

Humidity icon

81%

17:00

52

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

11

km/h

Humidity icon

58%

18:00

51

Weather icon

90%

23°

IQAir AirVisual Air Quality Map Wind rotating 292 degree

6

km/h

Humidity icon

60%

19:00

42

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

6

km/h

Humidity icon

38%

20:00

39

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

3

km/h

Humidity icon

29%

21:00

37

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 255 degree

7

km/h

Humidity icon

35%

22:00

31

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

26

km/h

Humidity icon

42%

23:00

28

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 355 degree

20

km/h

Humidity icon

51%

Fri

00:00

25

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 347 degree

17

km/h

Humidity icon

53%

01:00

9

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 345 degree

12

km/h

Humidity icon

58%

02:00

9

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 354 degree

12

km/h

Humidity icon

63%

03:00

9

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 350 degree

14

km/h

Humidity icon

65%

04:00

6

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

14

km/h

Humidity icon

69%

05:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 343 degree

12

km/h

Humidity icon

74%

06:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 352 degree

12

km/h

Humidity icon

75%

07:00

6

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 4 degree

11

km/h

Humidity icon

75%

08:00

6

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 7 degree

16

km/h

Humidity icon

63%

09:00

6

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

21

km/h

Humidity icon

53%

10:00

6

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 21 degree

19

km/h

Humidity icon

49%

11:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

13

km/h

Humidity icon

46%

12:00

6

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 341 degree

12

km/h

Humidity icon

42%

13:00

6

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 340 degree

13

km/h

Humidity icon

40%

14:00

6

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

8

km/h

Humidity icon

37%

15:00

6

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 314 degree

7

km/h

Humidity icon

35%

16:00

6

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

7

km/h

Humidity icon

34%

17:00

6

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

4

km/h

Humidity icon

33%

18:00

6

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 18 degree

4

km/h

Humidity icon

33%

19:00

6

Weather icon

20°

IQAir AirVisual Air Quality Map Wind rotating 73 degree

8

km/h

Humidity icon

36%

20:00

6

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 91 degree

9

km/h

Humidity icon

45%

21:00

6

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

11

km/h

Humidity icon

51%

22:00

7

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 99 degree

11

km/h

Humidity icon

56%

23:00

7

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

8

km/h

Humidity icon

62%

Sat

00:00

7

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 22 degree

6

km/h

Humidity icon

69%

01:00

7

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 68 degree

10

km/h

Humidity icon

73%

02:00

7

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 89 degree

11

km/h

Humidity icon

76%

03:00

7

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 80 degree

9

km/h

Humidity icon

80%

04:00

7

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 76 degree

10

km/h

Humidity icon

86%

05:00

7

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 66 degree

7

km/h

Humidity icon

91%

06:00

7

Weather icon

IQAir AirVisual Air Quality Map Wind rotating 79 degree

3

km/h

Humidity icon

89%

07:00

8

Weather icon

10°

IQAir AirVisual Air Quality Map Wind rotating 340 degree

11

km/h

Humidity icon

84%

08:00

8

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 19 degree

14

km/h

Humidity icon

75%

09:00

8

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 26 degree

11

km/h

Humidity icon

69%

10:00

12

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

11

km/h

Humidity icon

62%

11:00

12

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

13

km/h

Humidity icon

59%

12:00

12

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 13 degree

16

km/h

Humidity icon

58%

13:00

7

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 19 degree

22

km/h

Humidity icon

59%

14:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 43 degree

21

km/h

Humidity icon

57%

15:00

7

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

17

km/h

Humidity icon

60%

16:00

9

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 59 degree

21

km/h

Humidity icon

59%

17:00

9

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 83 degree

25

km/h

Humidity icon

50%

18:00

9

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 79 degree

25

km/h

Humidity icon

52%

19:00

9

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

24

km/h

Humidity icon

52%

20:00

9

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 80 degree

12

km/h

Humidity icon

64%

21:00

9

Weather icon

15°

IQAir AirVisual Air Quality Map Wind rotating 67 degree

13

km/h

Humidity icon

67%

22:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 73 degree

13

km/h

Humidity icon

70%

23:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 59 degree

12

km/h

Humidity icon

69%

Sun

00:00

12

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 59 degree

12

km/h

Humidity icon

71%

01:00

13

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 57 degree

12

km/h

Humidity icon

72%

02:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

10

km/h

Humidity icon

74%

03:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 41 degree

11

km/h

Humidity icon

74%

04:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 41 degree

12

km/h

Humidity icon

78%

05:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 43 degree

11

km/h

Humidity icon

80%

06:00

13

Weather icon

12°

IQAir AirVisual Air Quality Map Wind rotating 49 degree

13

km/h

Humidity icon

82%

07:00

18

Weather icon

11°

IQAir AirVisual Air Quality Map Wind rotating 67 degree

10

km/h

Humidity icon

83%

08:00

18

Weather icon

13°

IQAir AirVisual Air Quality Map Wind rotating 91 degree

10

km/h

Humidity icon

77%

09:00

18

Weather icon

14°

IQAir AirVisual Air Quality Map Wind rotating 117 degree

12

km/h

Humidity icon

72%

10:00

20

Weather icon

16°

IQAir AirVisual Air Quality Map Wind rotating 116 degree

13

km/h

Humidity icon

70%

11:00

20

Weather icon

17°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

16

km/h

Humidity icon

68%

12:00

20

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 121 degree

17

km/h

Humidity icon

63%

13:00

20

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 113 degree

20

km/h

Humidity icon

60%

14:00

20

Weather icon

19°

IQAir AirVisual Air Quality Map Wind rotating 114 degree

22

km/h

Humidity icon

61%

Daily forecast

|

Louisville air quality index (AQI⁺) forecast

Today

56

Weather icon

90%

26°

18°

IQAir AirVisual Air Quality Map Wind rotating 180 degree

30

km/h

Humidity icon

75%

Fri

11

Weather icon

21°

IQAir AirVisual Air Quality Map Wind rotating 0 degree

21

km/h

Humidity icon

47%

Sat

8

Weather icon

18°

IQAir AirVisual Air Quality Map Wind rotating 90 degree

25

km/h

Humidity icon

64%

Air pollutants

What is the current air quality in Louisville?

IQAir exclamation icon

PM2.5 concentration is currently 2.6 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Sensitive groups should reduce outdoor exercise

common.healthRecommendationComp.icons.windowAlt

Close your windows to avoid dirty outdoor air

Get a monitor
common.healthRecommendationComp.icons.maskAlt

Sensitive groups should wear a mask outdoors

Get a mask
common.healthRecommendationComp.icons.airPurifierAlt

Sensitive groups should run an air purifier

Get an air purifier

Protect yourself from air pollution in Louisville

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Pollen

What is the pollen count in Louisville today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in Louisville

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Sensitive groups should reduce outdoor exercise

common.healthRecommendationComp.icons.windowAlt

Close your windows to avoid dirty outdoor air

Get a monitor
common.healthRecommendationComp.icons.maskAlt

Sensitive groups should wear a mask outdoors

Get a mask
common.healthRecommendationComp.icons.airPurifierAlt

Sensitive groups should run an air purifier

Get an air purifier

Pollen

What is the pollen count in Louisville today?

Index

Pollen global icon

Low

Pollen tree icon

Tree

Low

25%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

wetter.com
Pollen forecast in Louisville

Protect yourself from air pollution in Louisville

SHOP IQAIR PRODUCTS

Monitor the air you breathe

Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.

AirVisual Series

Medical grade air purifiers

Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.

HealthPro Series

Powerful, stylish air purifiers

Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.

Atem Series

Most polluted locations near Louisville

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Avenal, California

313

2
The national flag of USA

Port Arthur, Texas

78

3
The national flag of USA

Manitowoc, Wisconsin

73

4
The national flag of USA

North Charleston, South Carolina

72

5
The national flag of USA

Sewanee, Tennessee

68

6
The national flag of USA

Albany, Georgia

67

7
The national flag of USA

Decatur, Georgia

67

8
The national flag of USA

East Point, Georgia

67

9
The national flag of USA

Rome, Georgia

66

10
The national flag of USA

Beltsville, Maryland

65

History

Historic air quality graph for Louisville

58 AQI⁺ US
Moderate
13:00–14:00 Apr 23 Local time
AQI⁺ US

History

Historic air quality graph for Louisville

58 AQI⁺ US
Moderate
13:00–14:00 Apr 23 Local time
AQI⁺ US

Most polluted locations near Louisville

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Avenal, California

313

2
The national flag of USA

Port Arthur, Texas

78

3
The national flag of USA

Manitowoc, Wisconsin

73

4
The national flag of USA

North Charleston, South Carolina

72

5
The national flag of USA

Sewanee, Tennessee

68

6
The national flag of USA

Albany, Georgia

67

7
The national flag of USA

Decatur, Georgia

67

8
The national flag of USA

East Point, Georgia

67

9
The national flag of USA

Rome, Georgia

66

10
The national flag of USA

Beltsville, Maryland

65

Be the first to measure and contribute air quality data to your community

Where is the cleanest air quality in Louisville?

No locations are available.