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Air quality in Waterloo

Air quality index (AQI⁺) and PM2.5 air pollution in Waterloo • 28.2K Followers • 05:00, Oct 10 Local time

US AQI⁺

Good

Main pollutant:

PM2.5

5.7 µg/m³

4°

8 km/h

97 %

Hourly forecast

Waterloo air quality index (AQI⁺) forecast

Now

4°

km/h

97%

06:00

4°

km/h

95%

07:00

6°

km/h

95%

08:00

6°

km/h

98%

09:00

8°

km/h

88%

10:00

12°

km/h

79%

11:00

14°

km/h

69%

12:00

15°

km/h

62%

13:00

17°

km/h

55%

14:00

17°

km/h

54%

15:00

17°

km/h

60%

16:00

17°

km/h

66%

17:00

16°

km/h

70%

18:00

15°

km/h

75%

19:00

13°

km/h

82%

20:00

12°

km/h

86%

21:00

12°

km/h

89%

22:00

12°

km/h

95%

23:00

11°

km/h

100%

Sun

00:00

11°

km/h

99%

01:00

10°

km/h

99%

02:00

10°

km/h

99%

03:00

10°

km/h

99%

04:00

10°

km/h

99%

05:00

10°

km/h

99%

06:00

10°

km/h

99%

07:00

10°

km/h

99%

08:00

11°

km/h

99%

09:00

12°

km/h

94%

10:00

13°

km/h

91%

11:00

13°

km/h

92%

12:00

14°

km/h

90%

13:00

80%

14°

km/h

91%

14:00

80%

14°

km/h

92%

15:00

15°

km/h

91%

16:00

14°

km/h

88%

17:00

14°

km/h

90%

18:00

14°

km/h

92%

19:00

13°

km/h

97%

20:00

13°

km/h

99%

21:00

13°

km/h

99%

22:00

13°

km/h

99%

23:00

13°

km/h

99%

Mon

00:00

13°

km/h

99%

01:00

13°

km/h

99%

02:00

13°

km/h

99%

03:00

13°

km/h

98%

04:00

13°

km/h

98%

05:00

12°

km/h

97%

06:00

12°

km/h

99%

07:00

12°

km/h

99%

08:00

70%

13°

km/h

98%

09:00

13°

km/h

92%

10:00

15°

km/h

84%

11:00

18°

km/h

75%

12:00

19°

km/h

69%

13:00

21°

km/h

63%

14:00

22°

km/h

56%

15:00

24°

km/h

51%

16:00

24°

km/h

49%

17:00

24°

km/h

52%

18:00

21°

km/h

61%

19:00

18°

km/h

76%

20:00

17°

km/h

76%

21:00

17°

km/h

77%

22:00

70%

17°

km/h

80%

23:00

17°

km/h

82%

Tue

00:00

17°

km/h

81%

01:00

18°

km/h

82%

02:00

18°

km/h

84%

03:00

17°

km/h

89%

04:00

17°

km/h

93%

Daily forecast

Waterloo air quality index (AQI⁺) forecast

Today

17°

6°

km/h

77%

Sun

15°

10°

km/h

94%

Mon

24°

12°

km/h

74%

Air pollutants

What is the current air quality in Waterloo?

PM2.5 concentration is currently 1.1 times the World Health Organization annual PM2.5 guideline value.

Real-time Waterloo air pollution map

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Protect yourself from air pollution in Waterloo

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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 Waterloo today?

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast in Waterloo

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Waterloo air pollution map

Pollen

What is the pollen count in Waterloo today?

Index

Low

Tree

None

Grass

None

Weed

Low

25%

Source:

wetter.com

Pollen forecast in Waterloo

Protect yourself from air pollution in Waterloo

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 Waterloo

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in Waterloo

#	Stations	AQI⁺ US
1	Beechlawn Backyard	38
2	Laurel Creek Conservation Area	36
3	Moore Ave S	31
4	Pinemeadow Drive	31
5	Lion's Gate	30

City ranking

Real-time Canada AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Regina, Saskatchewan	62
2	Medicine Hat, Alberta	45
3	Kitimat, British Columbia	36
4	Winnipeg, Manitoba	36
5	Yellowknife, Northwest Territories	35
6	Hamilton, Ontario	34
7	Swift Current, Saskatchewan	32
8	Waterloo, Ontario	31
9	Penticton, British Columbia	30
10	Kelowna, British Columbia	28

History

Historic air quality graph for Waterloo

31 AQI⁺ US

Good

04:00–05:00 Oct 10 Local time

AQI⁺ US

History

Historic air quality graph for Waterloo

31 AQI⁺ US

Good

04:00–05:00 Oct 10 Local time

AQI⁺ US

Most polluted locations near Waterloo

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in Waterloo

#	Stations	AQI⁺ US
1	Beechlawn Backyard	38
2	Laurel Creek Conservation Area	36
3	Moore Ave S	31
4	Pinemeadow Drive	31
5	Lion's Gate	30

City ranking

Real-time Canada AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Regina, Saskatchewan	62
2	Medicine Hat, Alberta	45
3	Kitimat, British Columbia	36
4	Winnipeg, Manitoba	36
5	Yellowknife, Northwest Territories	35
6	Hamilton, Ontario	34
7	Swift Current, Saskatchewan	32
8	Waterloo, Ontario	31
9	Penticton, British Columbia	30
10	Kelowna, British Columbia	28