Air quality in Ontario

Air quality index (AQI⁺) and PM2.5 air pollution in Ontario • 1.6K Followers • 03:00, Jul 20 Local time

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159

US AQI⁺

Unhealthy

face expression based on aqi value

Main pollutant:

PM2.5

67.6 µg/m³

weather condition icon

22°

wind direction icon

12 km/h

weather humid icon

34 %

Hourly forecast

Ontario air quality index (AQI⁺) forecast

Now

159

Weather icon

22°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

12

km/h

Humidity icon

34%

05:00

155

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23°

IQAir AirVisual Air Quality Map Wind rotating 317 degree

13

km/h

Humidity icon

31%

06:00

144

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 328 degree

11

km/h

Humidity icon

31%

07:00

139

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23°

IQAir AirVisual Air Quality Map Wind rotating 335 degree

14

km/h

Humidity icon

31%

08:00

134

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 334 degree

9

km/h

Humidity icon

32%

09:00

126

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 323 degree

14

km/h

Humidity icon

27%

10:00

121

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 345 degree

9

km/h

Humidity icon

24%

11:00

115

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 323 degree

13

km/h

Humidity icon

22%

12:00

111

Weather icon

34°

IQAir AirVisual Air Quality Map Wind rotating 340 degree

14

km/h

Humidity icon

20%

13:00

106

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37°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

15

km/h

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16%

14:00

100

Weather icon

38°

IQAir AirVisual Air Quality Map Wind rotating 0 degree

19

km/h

Humidity icon

15%

15:00

109

Weather icon

39°

IQAir AirVisual Air Quality Map Wind rotating 2 degree

20

km/h

Humidity icon

15%

16:00

109

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40°

IQAir AirVisual Air Quality Map Wind rotating 2 degree

20

km/h

Humidity icon

15%

17:00

109

Weather icon

40°

IQAir AirVisual Air Quality Map Wind rotating 358 degree

21

km/h

Humidity icon

15%

18:00

145

Weather icon

39°

IQAir AirVisual Air Quality Map Wind rotating 354 degree

24

km/h

Humidity icon

16%

19:00

145

Weather icon

38°

IQAir AirVisual Air Quality Map Wind rotating 351 degree

27

km/h

Humidity icon

19%

20:00

145

Weather icon

36°

IQAir AirVisual Air Quality Map Wind rotating 346 degree

27

km/h

Humidity icon

22%

21:00

152

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33°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

27

km/h

Humidity icon

25%

22:00

152

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30°

IQAir AirVisual Air Quality Map Wind rotating 331 degree

26

km/h

Humidity icon

28%

23:00

152

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 332 degree

28

km/h

Humidity icon

29%

Tue

00:00

155

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 332 degree

27

km/h

Humidity icon

31%

01:00

155

Weather icon

27°

IQAir AirVisual Air Quality Map Wind rotating 330 degree

25

km/h

Humidity icon

30%

02:00

155

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26°

IQAir AirVisual Air Quality Map Wind rotating 326 degree

22

km/h

Humidity icon

30%

03:00

135

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 323 degree

21

km/h

Humidity icon

30%

04:00

135

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 307 degree

19

km/h

Humidity icon

31%

05:00

135

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25°

IQAir AirVisual Air Quality Map Wind rotating 321 degree

18

km/h

Humidity icon

34%

06:00

131

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24°

IQAir AirVisual Air Quality Map Wind rotating 325 degree

12

km/h

Humidity icon

34%

07:00

131

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24°

IQAir AirVisual Air Quality Map Wind rotating 322 degree

10

km/h

Humidity icon

34%

08:00

131

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 302 degree

14

km/h

Humidity icon

33%

09:00

134

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26°

IQAir AirVisual Air Quality Map Wind rotating 309 degree

13

km/h

Humidity icon

33%

10:00

134

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29°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

13

km/h

Humidity icon

26%

11:00

134

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30°

IQAir AirVisual Air Quality Map Wind rotating 300 degree

7

km/h

Humidity icon

27%

12:00

142

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32°

IQAir AirVisual Air Quality Map Wind rotating 20 degree

1

km/h

Humidity icon

24%

13:00

142

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35°

IQAir AirVisual Air Quality Map Wind rotating 48 degree

3

km/h

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20%

14:00

142

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36°

IQAir AirVisual Air Quality Map Wind rotating 72 degree

2

km/h

Humidity icon

19%

15:00

152

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38°

IQAir AirVisual Air Quality Map Wind rotating 73 degree

3

km/h

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18%

16:00

152

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38°

IQAir AirVisual Air Quality Map Wind rotating 48 degree

4

km/h

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18%

17:00

152

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39°

IQAir AirVisual Air Quality Map Wind rotating 42 degree

5

km/h

Humidity icon

17%

18:00

147

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39°

IQAir AirVisual Air Quality Map Wind rotating 35 degree

6

km/h

Humidity icon

17%

19:00

147

Weather icon

38°

IQAir AirVisual Air Quality Map Wind rotating 16 degree

6

km/h

Humidity icon

18%

20:00

147

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 5 degree

5

km/h

Humidity icon

24%

21:00

137

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35°

IQAir AirVisual Air Quality Map Wind rotating 325 degree

6

km/h

Humidity icon

23%

22:00

137

Weather icon

30°

IQAir AirVisual Air Quality Map Wind rotating 318 degree

11

km/h

Humidity icon

30%

23:00

137

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29°

IQAir AirVisual Air Quality Map Wind rotating 343 degree

13

km/h

Humidity icon

32%

Wed

00:00

127

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 337 degree

13

km/h

Humidity icon

35%

01:00

127

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27°

IQAir AirVisual Air Quality Map Wind rotating 329 degree

14

km/h

Humidity icon

36%

02:00

127

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 328 degree

15

km/h

Humidity icon

37%

03:00

118

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25°

IQAir AirVisual Air Quality Map Wind rotating 321 degree

13

km/h

Humidity icon

39%

04:00

118

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25°

IQAir AirVisual Air Quality Map Wind rotating 320 degree

12

km/h

Humidity icon

39%

05:00

118

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24°

IQAir AirVisual Air Quality Map Wind rotating 316 degree

10

km/h

Humidity icon

40%

06:00

115

Weather icon

23°

IQAir AirVisual Air Quality Map Wind rotating 306 degree

9

km/h

Humidity icon

43%

07:00

115

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25°

IQAir AirVisual Air Quality Map Wind rotating 330 degree

5

km/h

Humidity icon

33%

08:00

115

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27°

IQAir AirVisual Air Quality Map Wind rotating 8 degree

3

km/h

Humidity icon

31%

09:00

122

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29°

IQAir AirVisual Air Quality Map Wind rotating 63 degree

3

km/h

Humidity icon

30%

10:00

122

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30°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

4

km/h

Humidity icon

31%

11:00

122

Weather icon

31°

IQAir AirVisual Air Quality Map Wind rotating 95 degree

5

km/h

Humidity icon

31%

12:00

127

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34°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

3

km/h

Humidity icon

26%

13:00

127

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36°

IQAir AirVisual Air Quality Map Wind rotating 201 degree

2

km/h

Humidity icon

22%

14:00

127

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37°

IQAir AirVisual Air Quality Map Wind rotating 175 degree

3

km/h

Humidity icon

20%

15:00

139

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38°

IQAir AirVisual Air Quality Map Wind rotating 167 degree

5

km/h

Humidity icon

18%

16:00

139

Weather icon

39°

IQAir AirVisual Air Quality Map Wind rotating 160 degree

15

km/h

Humidity icon

18%

17:00

139

Weather icon

38°

IQAir AirVisual Air Quality Map Wind rotating 149 degree

22

km/h

Humidity icon

20%

18:00

126

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 137 degree

21

km/h

Humidity icon

22%

19:00

126

Weather icon

37°

IQAir AirVisual Air Quality Map Wind rotating 142 degree

14

km/h

Humidity icon

21%

20:00

126

Weather icon

34°

IQAir AirVisual Air Quality Map Wind rotating 98 degree

7

km/h

Humidity icon

26%

21:00

115

Weather icon

32°

IQAir AirVisual Air Quality Map Wind rotating 92 degree

15

km/h

Humidity icon

33%

22:00

115

Weather icon

29°

IQAir AirVisual Air Quality Map Wind rotating 128 degree

7

km/h

Humidity icon

40%

23:00

115

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 174 degree

9

km/h

Humidity icon

40%

Thu

00:00

105

Weather icon

28°

IQAir AirVisual Air Quality Map Wind rotating 151 degree

6

km/h

Humidity icon

41%

01:00

105

Weather icon

26°

IQAir AirVisual Air Quality Map Wind rotating 115 degree

3

km/h

Humidity icon

46%

02:00

105

Weather icon

25°

IQAir AirVisual Air Quality Map Wind rotating 170 degree

6

km/h

Humidity icon

47%

03:00

101

Weather icon

24°

IQAir AirVisual Air Quality Map Wind rotating 112 degree

6

km/h

Humidity icon

50%

Daily forecast

|

Ontario air quality index (AQI⁺) forecast

Air pollutants

What is the current air quality in Ontario?

IQAir exclamation icon

PM2.5 concentration is currently 13.5 times the World Health Organization annual PM2.5 guideline value.

Health recommendations

Protect yourself from air pollution in Ontario

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Pollen

What is the pollen count in Ontario today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

Moderate

50%

Source:

wetter.com
Pollen forecast in Ontario

Health recommendations

Pollen

What is the pollen count in Ontario today?

Index

Pollen global icon

Moderate

Pollen tree icon

Tree

None

0%
Pollen grass icon

Grass

None

0%
Pollen weed icon

Weed

Moderate

50%

Source:

wetter.com
Pollen forecast in Ontario

Protect yourself from air pollution in Ontario

SHOP IQAIR PRODUCTS

Air Purifiers

Face Masks

Air Quality Monitors

Most polluted locations near Ontario

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Ontario

#StationsAQI⁺ US
1
The national flag of USA

Ontario May Roberts Elementary School

147

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Wheeler County, Oregon

331

2
The national flag of USA

Vilas, Wisconsin

231

3
The national flag of USA

Marquette, Michigan

197

4
The national flag of USA

Eau Claire, Wisconsin

193

5
The national flag of USA

Jackson County, Wisconsin

193

6
The national flag of USA

Ferry County, Washington

190

7
The national flag of USA

Inchelium, Washington

190

8
The national flag of USA

Kettle Falls, Washington

188

9
The national flag of USA

Prineville, Oregon

187

10
The national flag of USA

Milwaukee, Wisconsin

170

History

Historic air quality graph for Ontario

159 AQI⁺ US
Unhealthy
02:00–03:00 Jul 20 Local time
AQI⁺ US

History

Historic air quality graph for Ontario

159 AQI⁺ US
Unhealthy
02:00–03:00 Jul 20 Local time
AQI⁺ US

Most polluted locations near Ontario

Worldwide AQI⁺ rankingArrow icon

Station ranking

Real-time AQI⁺ station ranking for stations in Ontario

#StationsAQI⁺ US
1
The national flag of USA

Ontario May Roberts Elementary School

147

City ranking

Real-time USA AQI⁺ city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Wheeler County, Oregon

331

2
The national flag of USA

Vilas, Wisconsin

231

3
The national flag of USA

Marquette, Michigan

197

4
The national flag of USA

Eau Claire, Wisconsin

193

5
The national flag of USA

Jackson County, Wisconsin

193

6
The national flag of USA

Ferry County, Washington

190

7
The national flag of USA

Inchelium, Washington

190

8
The national flag of USA

Kettle Falls, Washington

188

9
The national flag of USA

Prineville, Oregon

187

10
The national flag of USA

Milwaukee, Wisconsin

170

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