St John's Lafayette Square

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Air quality near St John's Lafayette Square, Washington D.C.

Air quality index (AQI⁺) and PM2.5 air pollution near St John's Lafayette Square, Washington D.C. • 39 Followers • 23:00, Oct 03 Local time

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

6.8 µg/m³

17°

13 km/h

97 %

Data source: PurpleAir

Hourly forecast

St John's Lafayette Square, Washington D.C. air quality index (AQI⁺) forecast

Now

17°

km/h

97%

Sun

00:00

16°

km/h

97%

01:00

16°

km/h

97%

02:00

70%

16°

km/h

98%

03:00

16°

km/h

98%

04:00

80%

16°

km/h

98%

05:00

80%

15°

km/h

98%

06:00

15°

km/h

97%

07:00

80%

15°

km/h

98%

08:00

90%

15°

km/h

98%

09:00

90%

15°

km/h

98%

10:00

90%

16°

km/h

98%

11:00

80%

16°

km/h

95%

12:00

16°

km/h

95%

13:00

80%

16°

km/h

95%

14:00

80%

16°

km/h

95%

15:00

17°

km/h

94%

16:00

80%

16°

km/h

96%

17:00

80%

16°

km/h

97%

18:00

17°

km/h

97%

19:00

16°

km/h

97%

20:00

16°

km/h

96%

21:00

16°

km/h

96%

22:00

16°

km/h

98%

23:00

16°

km/h

100%

Mon

00:00

16°

km/h

100%

01:00

15°

km/h

100%

02:00

15°

km/h

100%

03:00

15°

km/h

100%

04:00

15°

km/h

100%

05:00

15°

km/h

100%

06:00

15°

km/h

100%

07:00

14°

km/h

100%

08:00

14°

km/h

97%

09:00

15°

km/h

83%

10:00

17°

km/h

71%

11:00

19°

km/h

64%

12:00

19°

km/h

61%

13:00

19°

km/h

61%

14:00

19°

km/h

60%

15:00

20°

km/h

50%

16:00

19°

km/h

51%

17:00

19°

km/h

53%

18:00

17°

km/h

60%

19:00

16°

km/h

67%

20:00

14°

km/h

69%

21:00

16°

km/h

43%

22:00

15°

km/h

44%

23:00

14°

km/h

45%

Tue

00:00

14°

km/h

48%

01:00

13°

km/h

49%

02:00

12°

km/h

49%

03:00

12°

km/h

51%

04:00

11°

km/h

53%

05:00

11°

km/h

53%

06:00

10°

km/h

54%

07:00

10°

km/h

56%

08:00

10°

km/h

54%

09:00

13°

km/h

46%

10:00

15°

km/h

40%

11:00

16°

km/h

33%

12:00

18°

km/h

28%

13:00

20°

km/h

26%

14:00

20°

km/h

25%

15:00

20°

km/h

24%

16:00

20°

km/h

25%

17:00

20°

km/h

25%

18:00

18°

km/h

30%

19:00

16°

km/h

34%

20:00

15°

km/h

41%

21:00

14°

km/h

48%

22:00

13°

km/h

51%

Daily forecast

St John's Lafayette Square, Washington D.C. air quality index (AQI⁺) forecast

Today

90%

17°

15°

km/h

96%

Mon

20°

14°

km/h

67%

Tue

20°

10°

km/h

38%

Air pollutants

What is the current air quality near St John's Lafayette Square?

PM2.5 concentration is currently 1.4 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

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Real-time St John's Lafayette Square, Washington D.C. air pollution map

Pollen

What is the pollen count in St John's Lafayette Square today?

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in St John's Lafayette Square today?

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for St John's Lafayette Square

38 AQI⁺ US

Good

22:00–23:00 Oct 03 Local time

AQI⁺ US

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Most polluted locations near St John's Lafayette Square, Washington D.C.

Worldwide AQI⁺ ranking

Station ranking

Real-time St John's Lafayette Square AQI⁺ station ranking

#	Stations	AQI⁺ US
1	1922 Gallaudet St NE	43
2	1933-1999 3rd St NE	41
3	398-372 20th St NE	36
4	1340 Kennedy St NW	33
5	236 Malcolm X Ave SE	33
6	3701 37th St NW	27
7	2001-2021 Klingle Rd NW	26
8	4300 C St SE, Washington, DC 20019	26
9	38th Street	21
10	2845 Monroe St NE	0

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Hayward, California	119
2	San Martin, California	112
3	Modesto, California	110
4	San Jose, California	109
5	Merced, California	105
6	Compton, California	102
7	Los Gatos, California	102
8	Signal Hill, California	98
9	Madera, California	96
10	Kern, California	90