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Air quality in Mill Valley

Air quality index (AQI⁺) and PM2.5 air pollution in Mill Valley • 37.8K Followers • 08:00, Sep 18

18

US AQI⁺

Good

face expression based on aqi value

Main pollutant:

PM2.5

3.4 µg/m³

weather condition icon

57°

wind direction icon

9.1 km/h

weather humid icon

83 %

Hourly forecast

Mill Valley air quality index (AQI⁺) forecast

Now

18

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

9.1

km/h

Humidity icon

83%

09:00

19

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

6.7

km/h

Humidity icon

82%

10:00

20

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 216 degree

8.9

km/h

Humidity icon

81%

11:00

21

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 220 degree

8.9

km/h

Humidity icon

79%

12:00

22

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

8.9

km/h

Humidity icon

77%

13:00

23

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 213 degree

11.2

km/h

Humidity icon

74%

14:00

25

Weather icon

73°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

13.4

km/h

Humidity icon

76%

15:00

26

Weather icon

70°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

13.4

km/h

Humidity icon

79%

16:00

27

Weather icon

66°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

13.4

km/h

Humidity icon

80%

17:00

29

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

11.2

km/h

Humidity icon

81%

18:00

30

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

8.9

km/h

Humidity icon

83%

19:00

31

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 229 degree

8.9

km/h

Humidity icon

86%

20:00

37

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

8.9

km/h

Humidity icon

89%

21:00

37

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 230 degree

6.7

km/h

Humidity icon

88%

22:00

37

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

6.7

km/h

Humidity icon

86%

23:00

40

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

4.5

km/h

Humidity icon

87%

Fri

00:00

40

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

4.5

km/h

Humidity icon

87%

01:00

40

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 210 degree

2.2

km/h

Humidity icon

88%

02:00

49

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

2.2

km/h

Humidity icon

87%

03:00

49

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 241 degree

2.2

km/h

Humidity icon

87%

04:00

49

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 232 degree

2.2

km/h

Humidity icon

87%

05:00

36

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

4.5

km/h

Humidity icon

85%

06:00

36

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

2.2

km/h

Humidity icon

86%

07:00

36

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 240 degree

4.5

km/h

Humidity icon

88%

08:00

34

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 234 degree

2.2

km/h

Humidity icon

86%

09:00

34

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 219 degree

2.2

km/h

Humidity icon

81%

10:00

34

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 188 degree

2.2

km/h

Humidity icon

77%

11:00

38

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 185 degree

4.5

km/h

Humidity icon

76%

12:00

38

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 195 degree

4.5

km/h

Humidity icon

75%

13:00

38

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 203 degree

4.5

km/h

Humidity icon

74%

14:00

42

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

4.5

km/h

Humidity icon

71%

15:00

42

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 217 degree

6.7

km/h

Humidity icon

70%

16:00

42

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 221 degree

11.2

km/h

Humidity icon

71%

17:00

39

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 230 degree

11.2

km/h

Humidity icon

73%

18:00

39

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 238 degree

8.9

km/h

Humidity icon

77%

19:00

39

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 248 degree

8.9

km/h

Humidity icon

81%

20:00

38

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

6.7

km/h

Humidity icon

86%

21:00

38

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 263 degree

6.7

km/h

Humidity icon

88%

22:00

38

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 262 degree

4.5

km/h

Humidity icon

88%

23:00

39

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 268 degree

4.5

km/h

Humidity icon

87%

Sat

00:00

39

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

4.5

km/h

Humidity icon

87%

01:00

39

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 249 degree

2.2

km/h

Humidity icon

87%

02:00

43

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 238 degree

2.2

km/h

Humidity icon

86%

03:00

43

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 246 degree

2.2

km/h

Humidity icon

85%

04:00

43

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 245 degree

4.5

km/h

Humidity icon

85%

05:00

46

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 251 degree

4.5

km/h

Humidity icon

85%

06:00

46

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

4.5

km/h

Humidity icon

85%

07:00

46

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 287 degree

4.5

km/h

Humidity icon

86%

08:00

50

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

2.2

km/h

Humidity icon

83%

09:00

50

Weather icon

57°

IQAir AirVisual Air Quality Map Wind rotating 257 degree

2.2

km/h

Humidity icon

77%

10:00

50

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 232 degree

2.2

km/h

Humidity icon

72%

11:00

42

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 211 degree

2.2

km/h

Humidity icon

70%

12:00

42

Weather icon

61°

IQAir AirVisual Air Quality Map Wind rotating 213 degree

4.5

km/h

Humidity icon

69%

13:00

42

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

6.7

km/h

Humidity icon

69%

14:00

36

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 231 degree

6.7

km/h

Humidity icon

69%

15:00

36

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 241 degree

8.9

km/h

Humidity icon

67%

16:00

36

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 253 degree

6.7

km/h

Humidity icon

65%

17:00

36

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 261 degree

8.9

km/h

Humidity icon

65%

18:00

36

Weather icon

63°

IQAir AirVisual Air Quality Map Wind rotating 270 degree

8.9

km/h

Humidity icon

67%

19:00

36

Weather icon

59°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

11.2

km/h

Humidity icon

75%

20:00

37

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

8.9

km/h

Humidity icon

83%

21:00

37

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 278 degree

8.9

km/h

Humidity icon

85%

22:00

37

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 273 degree

6.7

km/h

Humidity icon

87%

23:00

38

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 267 degree

6.7

km/h

Humidity icon

88%

Sun

00:00

38

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

4.5

km/h

Humidity icon

89%

01:00

38

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 259 degree

4.5

km/h

Humidity icon

90%

02:00

43

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 256 degree

4.5

km/h

Humidity icon

91%

03:00

43

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 250 degree

4.5

km/h

Humidity icon

90%

04:00

43

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 224 degree

2.2

km/h

Humidity icon

88%

05:00

51

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 216 degree

4.5

km/h

Humidity icon

88%

06:00

51

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 213 degree

4.5

km/h

Humidity icon

88%

07:00

51

Weather icon

54°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

4.5

km/h

Humidity icon

88%

08:00

52

Weather icon

55°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

4.5

km/h

Humidity icon

84%

Daily forecast

|

Mill Valley air quality index (AQI⁺) forecast

Today

22

Weather icon

73°

54°

IQAir AirVisual Air Quality Map Wind rotating 218 degree

13.4

km/h

Humidity icon

74%

Fri

39

Weather icon

63°

55°

IQAir AirVisual Air Quality Map Wind rotating 230 degree

11.2

km/h

Humidity icon

74%

Sat

42

Weather icon

63°

55°

IQAir AirVisual Air Quality Map Wind rotating 281 degree

11.2

km/h

Humidity icon

69%

Air pollutants

What is the current air quality in Mill Valley?

IQAir Check icon

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

air quality map

Real-time Mill Valley 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

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Air Quality Monitors

Pollen

What is the pollen count in Mill Valley 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 Mill Valley

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 Mill Valley air pollution map

Pollen

What is the pollen count in Mill Valley 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 Mill Valley

Protect yourself from air pollution in Mill Valley

Shop IQAir products

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near Mill Valley

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time USA AQI⁺ station ranking

#StationsAQI⁺ US
1
undefined's country flag

Sunrise Avenue

50

2
undefined's country flag

Blithedale Terrace

37

3
undefined's country flag

Kirkpatrick Street

28

4
undefined's country flag

Lower Alcatraz Place

21

5
undefined's country flag

Summit Avenue

19

6
undefined's country flag

Underhill Rd

18

7
undefined's country flag

Millside Lane

17

8
undefined's country flag

Kite Hill Lane

14

9
undefined's country flag

W Blithedale at Trailhead

13

10
undefined's country flag

Rose Avenue

10

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
undefined's country flag

Inchelium, Washington

457

2
undefined's country flag

Twisp, Washington

92

3
undefined's country flag

Little Rock, Arkansas

85

4
undefined's country flag

Geneva, Illinois

84

5
undefined's country flag

Akron, Ohio

83

6
undefined's country flag

McCalla, Alabama

82

7
undefined's country flag

LaSalle, Illinois

81

8
undefined's country flag

Middletown, Ohio

80

9
undefined's country flag

Decatur, Georgia

78

10
undefined's country flag

East Point, Georgia

77

History

Historic air quality graph for Mill Valley

18 AQI⁺ US
Good
07:00 Sep 18 Local time
AQI⁺ US
external link icon

September 18, 2025: Santiago among top 10 most polluted cities in the world

Dust shrouding palm trees
external link icon

Canary Islands Air Quality Alert: Saharan Dust

external link icon

Wildfire Map Spotlight: South America Fire Surge

History

Historic air quality graph for Mill Valley

18 AQI⁺ US
Good
07:00 Sep 18 Local time
AQI⁺ US
external link icon

September 18, 2025: Santiago among top 10 most polluted cities in the world

Dust shrouding palm trees
external link icon

Canary Islands Air Quality Alert: Saharan Dust

external link icon

Wildfire Map Spotlight: South America Fire Surge

Most polluted locations near Mill Valley

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time USA AQI⁺ station ranking

#StationsAQI⁺ US
1
undefined's country flag

Sunrise Avenue

50

2
undefined's country flag

Blithedale Terrace

37

3
undefined's country flag

Kirkpatrick Street

28

4
undefined's country flag

Lower Alcatraz Place

21

5
undefined's country flag

Summit Avenue

19

6
undefined's country flag

Underhill Rd

18

7
undefined's country flag

Millside Lane

17

8
undefined's country flag

Kite Hill Lane

14

9
undefined's country flag

W Blithedale at Trailhead

13

10
undefined's country flag

Rose Avenue

10

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
undefined's country flag

Inchelium, Washington

457

2
undefined's country flag

Twisp, Washington

92

3
undefined's country flag

Little Rock, Arkansas

85

4
undefined's country flag

Geneva, Illinois

84

5
undefined's country flag

Akron, Ohio

83

6
undefined's country flag

McCalla, Alabama

82

7
undefined's country flag

LaSalle, Illinois

81

8
undefined's country flag

Middletown, Ohio

80

9
undefined's country flag

Decatur, Georgia

78

10
undefined's country flag

East Point, Georgia

77

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