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Air quality in Hartford

Air quality index (AQI⁺) and PM2.5 air pollution in Hartford • 4.9K Followers • 16:00, Sep 17 Local time

21

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

3.9 µg/m³

weather condition icon

70°

wind direction icon

4 km/h

weather humid icon

75 %

Hourly forecast

Hartford air quality index (AQI⁺) forecast

Now

21

Weather icon

70°

IQAir AirVisual Air Quality Map Wind rotating 133 degree

4

km/h

Humidity icon

75%

17:00

24

Weather icon

100%

70°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

0

km/h

Humidity icon

77%

18:00

27

Weather icon

100%

70°

IQAir AirVisual Air Quality Map Wind rotating 82 degree

0

km/h

Humidity icon

80%

19:00

30

Weather icon

100%

68°

IQAir AirVisual Air Quality Map Wind rotating 72 degree

0

km/h

Humidity icon

84%

20:00

34

Weather icon

68°

IQAir AirVisual Air Quality Map Wind rotating 64 degree

2.2

km/h

Humidity icon

87%

21:00

38

Weather icon

40%

66°

IQAir AirVisual Air Quality Map Wind rotating 57 degree

2.2

km/h

Humidity icon

98%

22:00

41

Weather icon

68°

IQAir AirVisual Air Quality Map Wind rotating 48 degree

2.2

km/h

Humidity icon

98%

23:00

44

Weather icon

68°

IQAir AirVisual Air Quality Map Wind rotating 32 degree

2.2

km/h

Humidity icon

98%

Thu

00:00

48

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 17 degree

2.2

km/h

Humidity icon

99%

01:00

51

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

4.5

km/h

Humidity icon

99%

02:00

54

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 12 degree

4.5

km/h

Humidity icon

99%

03:00

58

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 15 degree

4.5

km/h

Humidity icon

99%

04:00

61

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 14 degree

4.5

km/h

Humidity icon

99%

05:00

61

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 12 degree

4.5

km/h

Humidity icon

99%

06:00

61

Weather icon

20%

66°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

2.2

km/h

Humidity icon

99%

07:00

61

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 0 degree

2.2

km/h

Humidity icon

99%

08:00

62

Weather icon

40%

63°

IQAir AirVisual Air Quality Map Wind rotating 359 degree

2.2

km/h

Humidity icon

99%

09:00

62

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 357 degree

2.2

km/h

Humidity icon

98%

10:00

62

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 3 degree

2.2

km/h

Humidity icon

97%

11:00

63

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 22 degree

0

km/h

Humidity icon

94%

12:00

63

Weather icon

68°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

0

km/h

Humidity icon

88%

13:00

63

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 308 degree

0

km/h

Humidity icon

74%

14:00

60

Weather icon

79°

IQAir AirVisual Air Quality Map Wind rotating 227 degree

0

km/h

Humidity icon

60%

15:00

60

Weather icon

81°

IQAir AirVisual Air Quality Map Wind rotating 177 degree

2.2

km/h

Humidity icon

54%

16:00

60

Weather icon

81°

IQAir AirVisual Air Quality Map Wind rotating 184 degree

2.2

km/h

Humidity icon

50%

17:00

54

Weather icon

77°

IQAir AirVisual Air Quality Map Wind rotating 206 degree

2.2

km/h

Humidity icon

57%

18:00

54

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 225 degree

2.2

km/h

Humidity icon

64%

19:00

54

Weather icon

72°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

2.2

km/h

Humidity icon

70%

20:00

55

Weather icon

68°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

2.2

km/h

Humidity icon

76%

21:00

55

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 244 degree

2.2

km/h

Humidity icon

78%

22:00

55

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 239 degree

2.2

km/h

Humidity icon

79%

23:00

61

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

0

km/h

Humidity icon

78%

Fri

00:00

61

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

2.2

km/h

Humidity icon

76%

01:00

61

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

2.2

km/h

Humidity icon

73%

02:00

61

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

2.2

km/h

Humidity icon

70%

03:00

61

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

2.2

km/h

Humidity icon

69%

04:00

61

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

2.2

km/h

Humidity icon

70%

05:00

60

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 271 degree

0

km/h

Humidity icon

71%

06:00

60

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 300 degree

0

km/h

Humidity icon

72%

07:00

60

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 324 degree

0

km/h

Humidity icon

72%

08:00

56

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

0

km/h

Humidity icon

65%

09:00

56

Weather icon

70°

IQAir AirVisual Air Quality Map Wind rotating 327 degree

4.5

km/h

Humidity icon

57%

10:00

56

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 331 degree

4.5

km/h

Humidity icon

53%

11:00

54

Weather icon

77°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

6.7

km/h

Humidity icon

49%

12:00

54

Weather icon

79°

IQAir AirVisual Air Quality Map Wind rotating 327 degree

6.7

km/h

Humidity icon

43%

13:00

54

Weather icon

81°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

8.9

km/h

Humidity icon

39%

14:00

50

Weather icon

81°

IQAir AirVisual Air Quality Map Wind rotating 313 degree

8.9

km/h

Humidity icon

38%

15:00

50

Weather icon

81°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

6.7

km/h

Humidity icon

37%

16:00

50

Weather icon

81°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

6.7

km/h

Humidity icon

37%

17:00

24

Weather icon

79°

IQAir AirVisual Air Quality Map Wind rotating 326 degree

6.7

km/h

Humidity icon

40%

18:00

24

Weather icon

77°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

6.7

km/h

Humidity icon

47%

19:00

24

Weather icon

72°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

4.5

km/h

Humidity icon

56%

20:00

21

Weather icon

68°

IQAir AirVisual Air Quality Map Wind rotating 358 degree

4.5

km/h

Humidity icon

60%

21:00

21

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 12 degree

4.5

km/h

Humidity icon

63%

22:00

21

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 23 degree

4.5

km/h

Humidity icon

56%

23:00

18

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 14 degree

6.7

km/h

Humidity icon

52%

Sat

00:00

18

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 22 degree

4.5

km/h

Humidity icon

53%

01:00

18

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 18 degree

4.5

km/h

Humidity icon

52%

02:00

16

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 7 degree

4.5

km/h

Humidity icon

54%

03:00

16

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

4.5

km/h

Humidity icon

56%

04:00

16

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 10 degree

4.5

km/h

Humidity icon

57%

05:00

17

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

4.5

km/h

Humidity icon

58%

06:00

17

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 10 degree

4.5

km/h

Humidity icon

59%

07:00

17

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 12 degree

4.5

km/h

Humidity icon

60%

08:00

18

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 18 degree

4.5

km/h

Humidity icon

54%

09:00

18

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 28 degree

4.5

km/h

Humidity icon

45%

10:00

18

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 32 degree

4.5

km/h

Humidity icon

39%

11:00

11

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 33 degree

4.5

km/h

Humidity icon

34%

12:00

11

Weather icon

70°

IQAir AirVisual Air Quality Map Wind rotating 35 degree

4.5

km/h

Humidity icon

30%

13:00

11

Weather icon

72°

IQAir AirVisual Air Quality Map Wind rotating 30 degree

4.5

km/h

Humidity icon

27%

14:00

9

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 21 degree

2.2

km/h

Humidity icon

26%

15:00

9

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 14 degree

2.2

km/h

Humidity icon

25%

16:00

9

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 11 degree

2.2

km/h

Humidity icon

25%

Daily forecast

|

Hartford air quality index (AQI⁺) forecast

Today

25

Weather icon

100%

72°

59°

IQAir AirVisual Air Quality Map Wind rotating 132 degree

6.7

km/h

Humidity icon

67%

Thu

61

Weather icon

40%

81°

63°

IQAir AirVisual Air Quality Map Wind rotating 12 degree

4.5

km/h

Humidity icon

88%

Fri

53

Weather icon

81°

59°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

8.9

km/h

Humidity icon

43%

Air pollutants

What is the current air quality in Hartford?

IQAir Check icon

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

air quality map

Real-time Hartford air pollution map

Health recommendations

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Enjoy outdoor activities

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Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in Hartford

Shop IQAir products

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Air Quality Monitors

Pollen

What is the pollen count in Hartford today?

Index

Pollen global icon

None

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

tomorrow.io
Pollen forecast in Hartford

Health recommendations

common.healthRecommendationComp.icons.exerciseAlt

Enjoy outdoor activities

common.healthRecommendationComp.icons.windowAlt

Open your windows to bring clean, fresh air indoors

Get a monitor
air quality map

Real-time Hartford air pollution map

Pollen

What is the pollen count in Hartford today?

Index

Pollen global icon

None

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

None

0%

Source:

tomorrow.io
Pollen forecast in Hartford

Protect yourself from air pollution in Hartford

Shop IQAir products

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near Hartford

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time USA AQI⁺ station ranking

#StationsAQI⁺ US
1
undefined's country flag

Story and Soil Capitol Ave Hartford

30

2
undefined's country flag

Hartford-Huntley

24

3
undefined's country flag

Walnut Street

13

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
undefined's country flag

Auberry, California

161

2
undefined's country flag

East Wenatchee, Washington

117

3
undefined's country flag

Wenatchee, Washington

111

4
undefined's country flag

Leavenworth, Washington

103

5
undefined's country flag

Shaver Lake, California

102

6
undefined's country flag

Ronald, Washington

100

7
undefined's country flag

North Fork, California

99

8
undefined's country flag

Hamburg, California

91

9
undefined's country flag

Catheys Valley, California

88

10
undefined's country flag

Ellensburg, Washington

82

History

Historic air quality graph for Hartford

21 AQI⁺ US
Good
15:00 Sep 17 Local time
AQI⁺ US
Dust shrouding palm trees
external link icon

Canary Islands Air Quality Alert: Saharan Dust

Polluted skies of Osaka, Japan
external link icon

September 17, 2025: Osaka among top 10 most polluted cities in the world

Wildfire in mountains
external link icon

Wildfire Map Spotlight: Lower Sugarloaf Fire, Washington

History

Historic air quality graph for Hartford

21 AQI⁺ US
Good
15:00 Sep 17 Local time
AQI⁺ US
Dust shrouding palm trees
external link icon

Canary Islands Air Quality Alert: Saharan Dust

Polluted skies of Osaka, Japan
external link icon

September 17, 2025: Osaka among top 10 most polluted cities in the world

Wildfire in mountains
external link icon

Wildfire Map Spotlight: Lower Sugarloaf Fire, Washington

Most polluted locations near Hartford

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time USA AQI⁺ station ranking

#StationsAQI⁺ US
1
undefined's country flag

Story and Soil Capitol Ave Hartford

30

2
undefined's country flag

Hartford-Huntley

24

3
undefined's country flag

Walnut Street

13

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
undefined's country flag

Auberry, California

161

2
undefined's country flag

East Wenatchee, Washington

117

3
undefined's country flag

Wenatchee, Washington

111

4
undefined's country flag

Leavenworth, Washington

103

5
undefined's country flag

Shaver Lake, California

102

6
undefined's country flag

Ronald, Washington

100

7
undefined's country flag

North Fork, California

99

8
undefined's country flag

Hamburg, California

91

9
undefined's country flag

Catheys Valley, California

88

10
undefined's country flag

Ellensburg, Washington

82

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