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Air quality in Leominster

Air quality index (AQI⁺) and PM2.5 air pollution in Leominster • 343 Followers • 23:00, Aug 30 Local time

Milford AQI Alert nearby

Milford AQI Alert nearby

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16*

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

3 µg/m³

weather condition icon

57°

wind direction icon

5.3 km/h

weather humid icon

72 %

Hourly forecast

Leominster air quality index (AQI⁺) forecast

Now

16

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 284 degree

5.3

km/h

Humidity icon

72%

Sun

02:00

17

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 282 degree

4.5

km/h

Humidity icon

73%

03:00

17

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 283 degree

4.5

km/h

Humidity icon

74%

04:00

17

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 288 degree

4.5

km/h

Humidity icon

75%

05:00

18

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 285 degree

2.2

km/h

Humidity icon

79%

06:00

18

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 280 degree

2.2

km/h

Humidity icon

82%

07:00

18

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 290 degree

2.2

km/h

Humidity icon

82%

08:00

21

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 315 degree

4.5

km/h

Humidity icon

68%

09:00

22

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 348 degree

4.5

km/h

Humidity icon

56%

10:00

22

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 16 degree

4.5

km/h

Humidity icon

45%

11:00

17

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 35 degree

4.5

km/h

Humidity icon

40%

12:00

17

Weather icon

70°

IQAir AirVisual Air Quality Map Wind rotating 40 degree

4.5

km/h

Humidity icon

38%

13:00

17

Weather icon

72°

IQAir AirVisual Air Quality Map Wind rotating 43 degree

4.5

km/h

Humidity icon

35%

14:00

14

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 48 degree

4.5

km/h

Humidity icon

33%

15:00

14

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 61 degree

4.5

km/h

Humidity icon

33%

16:00

14

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 67 degree

4.5

km/h

Humidity icon

34%

17:00

17

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 77 degree

4.5

km/h

Humidity icon

36%

18:00

17

Weather icon

72°

IQAir AirVisual Air Quality Map Wind rotating 95 degree

2.2

km/h

Humidity icon

49%

19:00

17

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 137 degree

2.2

km/h

Humidity icon

64%

20:00

29

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 167 degree

0

km/h

Humidity icon

66%

21:00

29

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 207 degree

2.2

km/h

Humidity icon

74%

22:00

29

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

2.2

km/h

Humidity icon

77%

23:00

38

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 242 degree

2.2

km/h

Humidity icon

79%

Mon

00:00

38

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

2.2

km/h

Humidity icon

80%

01:00

38

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

2.2

km/h

Humidity icon

84%

02:00

58

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 293 degree

2.2

km/h

Humidity icon

84%

03:00

58

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 303 degree

2.2

km/h

Humidity icon

84%

04:00

58

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

2.2

km/h

Humidity icon

82%

05:00

65

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 345 degree

2.2

km/h

Humidity icon

82%

06:00

65

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 344 degree

2.2

km/h

Humidity icon

82%

07:00

65

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 355 degree

2.2

km/h

Humidity icon

79%

08:00

66

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 30 degree

2.2

km/h

Humidity icon

67%

09:00

66

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 36 degree

4.5

km/h

Humidity icon

58%

10:00

66

Weather icon

68°

IQAir AirVisual Air Quality Map Wind rotating 50 degree

4.5

km/h

Humidity icon

50%

11:00

63

Weather icon

72°

IQAir AirVisual Air Quality Map Wind rotating 66 degree

4.5

km/h

Humidity icon

45%

12:00

63

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 67 degree

6.7

km/h

Humidity icon

40%

13:00

63

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 74 degree

6.7

km/h

Humidity icon

36%

14:00

41

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 83 degree

8.9

km/h

Humidity icon

34%

15:00

41

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 95 degree

8.9

km/h

Humidity icon

35%

16:00

41

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 101 degree

6.7

km/h

Humidity icon

41%

17:00

29

Weather icon

72°

IQAir AirVisual Air Quality Map Wind rotating 100 degree

6.7

km/h

Humidity icon

45%

18:00

29

Weather icon

68°

IQAir AirVisual Air Quality Map Wind rotating 110 degree

6.7

km/h

Humidity icon

53%

19:00

29

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 124 degree

2.2

km/h

Humidity icon

67%

20:00

33

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 108 degree

2.2

km/h

Humidity icon

73%

21:00

33

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 106 degree

0

km/h

Humidity icon

81%

22:00

33

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 60 degree

0

km/h

Humidity icon

83%

23:00

39

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 9 degree

2.2

km/h

Humidity icon

88%

Tue

00:00

39

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 3 degree

2.2

km/h

Humidity icon

93%

01:00

39

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 355 degree

2.2

km/h

Humidity icon

92%

02:00

61

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 350 degree

2.2

km/h

Humidity icon

93%

03:00

61

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

2.2

km/h

Humidity icon

89%

04:00

61

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 352 degree

2.2

km/h

Humidity icon

91%

05:00

68

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 356 degree

2.2

km/h

Humidity icon

93%

06:00

68

Weather icon

50°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

2.2

km/h

Humidity icon

94%

07:00

68

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 4 degree

2.2

km/h

Humidity icon

88%

08:00

72

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 23 degree

4.5

km/h

Humidity icon

73%

09:00

72

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 44 degree

4.5

km/h

Humidity icon

63%

10:00

72

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 59 degree

4.5

km/h

Humidity icon

54%

11:00

64

Weather icon

70°

IQAir AirVisual Air Quality Map Wind rotating 53 degree

4.5

km/h

Humidity icon

48%

12:00

64

Weather icon

72°

IQAir AirVisual Air Quality Map Wind rotating 50 degree

4.5

km/h

Humidity icon

42%

13:00

64

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 59 degree

6.7

km/h

Humidity icon

38%

14:00

58

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 66 degree

6.7

km/h

Humidity icon

35%

15:00

58

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 76 degree

6.7

km/h

Humidity icon

34%

16:00

58

Weather icon

75°

IQAir AirVisual Air Quality Map Wind rotating 88 degree

6.7

km/h

Humidity icon

36%

17:00

33

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

6.7

km/h

Humidity icon

41%

18:00

33

Weather icon

70°

IQAir AirVisual Air Quality Map Wind rotating 105 degree

6.7

km/h

Humidity icon

51%

19:00

33

Weather icon

64°

IQAir AirVisual Air Quality Map Wind rotating 129 degree

4.5

km/h

Humidity icon

65%

20:00

37

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 157 degree

2.2

km/h

Humidity icon

80%

21:00

37

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 168 degree

2.2

km/h

Humidity icon

89%

22:00

37

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 178 degree

2.2

km/h

Humidity icon

96%

23:00

43

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 189 degree

2.2

km/h

Humidity icon

96%

Wed

00:00

43

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 193 degree

2.2

km/h

Humidity icon

97%

01:00

43

Weather icon

52°

IQAir AirVisual Air Quality Map Wind rotating 202 degree

2.2

km/h

Humidity icon

97%

Daily forecast

|

Leominster air quality index (AQI⁺) forecast

Today

18

Weather icon

75°

54°

IQAir AirVisual Air Quality Map Wind rotating 348 degree

4.5

km/h

Humidity icon

38%

Mon

49

Weather icon

75°

52°

IQAir AirVisual Air Quality Map Wind rotating 95 degree

8.9

km/h

Humidity icon

40%

Tue

54

Weather icon

75°

50°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

6.7

km/h

Humidity icon

42%

Air pollutants

What is the current air quality in Leominster?

IQAir Check icon

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

air quality map

Real-time Leominster air pollution map

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

Pollen

What is the pollen count in Leominster 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 Leominster

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 Leominster air pollution map

Pollen

What is the pollen count in Leominster 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 Leominster

Most polluted locations near Leominster

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
undefined's country flag

Yreka, California

189

2
undefined's country flag

La Pine, Oregon

164

3
undefined's country flag

Hamburg, California

158

4
undefined's country flag

Three Rivers, Oregon

141

5
undefined's country flag

Hoodsport, Washington

129

6
undefined's country flag

Sunriver, Oregon

127

7
undefined's country flag

Happy Camp, California

110

8
undefined's country flag

Kamiah, Idaho

107

9
undefined's country flag

Spokane, Washington

96

10
undefined's country flag

Hamilton, Montana

95

History

Historic air quality graph for Leominster

16 AQI⁺ US
Good
23:00 Aug 30 Local time
AQI⁺ US
external link icon

August 30, 2025: Jerusalem among top 10 most polluted cities in the world

Raging forest fire
external link icon

Wildfire Map Spotlight: Garnet Fire, California

external link icon

Wildfire Map Spotlight: Emigrant Fire, Oregon

History

Historic air quality graph for Leominster

16 AQI⁺ US
Good
23:00 Aug 30 Local time
AQI⁺ US
external link icon

August 30, 2025: Jerusalem among top 10 most polluted cities in the world

Raging forest fire
external link icon

Wildfire Map Spotlight: Garnet Fire, California

external link icon

Wildfire Map Spotlight: Emigrant Fire, Oregon

Most polluted locations near Leominster

Worldwide AQI⁺ rankingArrow icon

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
undefined's country flag

Yreka, California

189

2
undefined's country flag

La Pine, Oregon

164

3
undefined's country flag

Hamburg, California

158

4
undefined's country flag

Three Rivers, Oregon

141

5
undefined's country flag

Hoodsport, Washington

129

6
undefined's country flag

Sunriver, Oregon

127

7
undefined's country flag

Happy Camp, California

110

8
undefined's country flag

Kamiah, Idaho

107

9
undefined's country flag

Spokane, Washington

96

10
undefined's country flag

Hamilton, Montana

95

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Where is the cleanest air quality in Leominster?

No locations are available.