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Air quality in Thunder Bay

Air quality index (AQI⁺) and PM2.5 air pollution in Thunder Bay • 8.9K Followers • 09:00, May 05 Local time

US AQI⁺

Good

Main pollutant:

O₃

70 µg/m³

2°

25 km/h

55 %

Hourly forecast

Thunder Bay air quality index (AQI⁺) forecast

Now

2°

km/h

55%

11:00

3°

km/h

52%

12:00

4°

km/h

48%

13:00

5°

km/h

45%

14:00

5°

km/h

49%

15:00

5°

km/h

49%

16:00

5°

km/h

47%

17:00

5°

km/h

48%

18:00

5°

km/h

50%

19:00

5°

km/h

52%

20:00

4°

km/h

54%

21:00

3°

km/h

59%

22:00

2°

km/h

62%

23:00

2°

km/h

64%

Wed

00:00

1°

km/h

75%

01:00

1°

km/h

66%

02:00

0°

km/h

68%

03:00

-1°

km/h

72%

04:00

-1°

km/h

75%

05:00

-1°

km/h

76%

06:00

-1°

km/h

76%

07:00

-1°

km/h

72%

08:00

0°

km/h

69%

09:00

1°

km/h

63%

10:00

2°

km/h

56%

11:00

3°

km/h

52%

12:00

4°

km/h

51%

13:00

5°

km/h

52%

14:00

6°

km/h

50%

15:00

6°

km/h

52%

16:00

6°

km/h

53%

17:00

7°

km/h

57%

18:00

7°

km/h

59%

19:00

5°

km/h

65%

20:00

6°

km/h

58%

21:00

5°

km/h

61%

22:00

5°

km/h

63%

23:00

5°

km/h

64%

Thu

00:00

4°

km/h

68%

01:00

4°

km/h

74%

02:00

3°

km/h

75%

03:00

3°

km/h

77%

04:00

2°

km/h

80%

05:00

2°

km/h

80%

06:00

1°

km/h

83%

07:00

1°

km/h

82%

08:00

2°

km/h

76%

09:00

2°

km/h

75%

10:00

3°

km/h

70%

11:00

4°

km/h

65%

12:00

4°

km/h

65%

13:00

5°

km/h

56%

14:00

4°

km/h

60%

15:00

4°

km/h

60%

16:00

4°

km/h

60%

17:00

4°

km/h

56%

18:00

4°

km/h

56%

19:00

4°

km/h

56%

20:00

3°

km/h

65%

21:00

3°

km/h

65%

22:00

2°

km/h

69%

23:00

1°

km/h

75%

Fri

00:00

1°

km/h

75%

01:00

0°

km/h

80%

02:00

1°

km/h

75%

03:00

0°

km/h

80%

04:00

0°

km/h

80%

05:00

0°

km/h

80%

06:00

0°

km/h

80%

07:00

0°

km/h

80%

08:00

1°

km/h

80%

09:00

2°

km/h

75%

Daily forecast

Thunder Bay air quality index (AQI⁺) forecast

Today

5°

0°

km/h

55%

Wed

7°

-1°

km/h

59%

Thu

5°

1°

km/h

66%

Air pollutants

What is the current air quality in Thunder Bay?

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

Real-time Thunder Bay 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 Thunder Bay

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

Pollen

What is the pollen count in Thunder Bay today?

Index

High

Tree High	75%
Grass Low	25%
Weed None	0%

Source:

wetter.com

Pollen forecast in Thunder Bay

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

Get a monitor

Real-time Thunder Bay air pollution map

Pollen

What is the pollen count in Thunder Bay today?

Index

High

Tree High	75%
Grass Low	25%
Weed None	0%

Source:

wetter.com

Pollen forecast in Thunder Bay

Protect yourself from air pollution in Thunder Bay

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 Thunder Bay

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in Thunder Bay

#	Stations	AQI⁺ US
1	Ontario Ministry of the Environment Thunder Bay	28
2	Thunder Bay	28
3	Simon Fraser Drive	9

City ranking

Real-time Canada AQI⁺ city ranking

#	Cities	AQI⁺ US
1	West Vancouver, British Columbia	178
2	Maple Ridge, British Columbia	105
3	Burlington, Ontario	53
4	Abbotsford, British Columbia	47
5	Granby, Quebec	45
6	Chilliwack, British Columbia	44
7	Bowen Island, British Columbia	42
8	Levis, Quebec	42
9	Oshawa, Ontario	42
10	Waterloo, Ontario	42

History

Historic air quality graph for Thunder Bay

29 AQI⁺ US

Good

08:00–09:00 May 05 Local time

AQI⁺ US

History

Historic air quality graph for Thunder Bay

29 AQI⁺ US

Good

08:00–09:00 May 05 Local time

AQI⁺ US

Most polluted locations near Thunder Bay

Worldwide AQI⁺ ranking

Station ranking

Real-time AQI⁺ station ranking for stations in Thunder Bay

#	Stations	AQI⁺ US
1	Ontario Ministry of the Environment Thunder Bay	28
2	Thunder Bay	28
3	Simon Fraser Drive	9

City ranking

Real-time Canada AQI⁺ city ranking

#	Cities	AQI⁺ US
1	West Vancouver, British Columbia	178
2	Maple Ridge, British Columbia	105
3	Burlington, Ontario	53
4	Abbotsford, British Columbia	47
5	Granby, Quebec	45
6	Chilliwack, British Columbia	44
7	Bowen Island, British Columbia	42
8	Levis, Quebec	42
9	Oshawa, Ontario	42
10	Waterloo, Ontario	42