Primary Pollutant

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Comparitive Exposure with Ontario

24 hrs avg AQI

Ontario

Canada
57

Pollutants

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Pm 2.5 icon
13 (PM 2.5)
Ozone icon
32 (Ozone)
Nitrogen Dioxide Icon
4 (NO2)
Air Pollution Level in Ontario
CITIES Status AQI AQI-US AQI-IN PM2.5 PM10 Temp Humid
Barrie GOOD 38 38 36 9 0 22 58
Belleville GOOD 38 38 41 9 0 21 69
Bluewater GOOD 38 38 33 9 0 20 79
Brampton GOOD 35 35 38 8 0 22 48
Brantford GOOD 33 33 34 8 0 23 51
Burlington MODERATE 55 55 44 14 0 23 73
Chatham GOOD 40 40 43 6 0 28 37
Cornwall GOOD 46 46 21 11 0 18 93
Guelph MODERATE 51 51 55 11 0 24 53
Hamilton GOOD 46 46 39 11 0 22 54
Huntsville GOOD 14 14 15 2 0 20 78
Kincardine GOOD 30 30 32 7 0 22 70
London GOOD 46 46 34 11 0 19 88
Loyalist MODERATE 66 66 37 19 0 21 79
Mississauga GOOD 36 36 39 6 0 21 78
Newmarket GOOD 38 38 41 8 0 22 52
North Bay POOR 102 102 59 35 0 14 75
Oakville GOOD 39 39 42 6 0 20 76
Oliver Paipoonge MODERATE 84 84 47 28 0 26 52
Oshawa GOOD 38 38 35 9 0 23 56
Ottawa GOOD 49 49 23 13 0 23 70
Parry Sound MODERATE 55 55 23 14 0 21 77
Petawawa GOOD 46 46 19 11 0 22 73
Peterborough MODERATE 53 53 37 13 0 19 88
St. Catharines GOOD 38 38 38 9 0 23 51
St. Thomas GOOD 28 28 30 2 0 19 88
Sudbury MODERATE 80 80 43 26 0 20 78
Temiskaming Shores GOOD 46 46 23 11 0 20 82
Thunder Bay POOR 115 115 68 41 0 22 73
Toronto GOOD 50 50 35 13 0 23 55
Waterloo GOOD 36 36 39 4 0 18 82
Windsor GOOD 46 46 38 10 0 24 58

Weather Data

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Current weather in Ontario
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Temperature icon
˚C | ˚F

Local Time

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Sunrise
Sunset
06:26 AM
06:26 PM
Wind Speed Icon

Wind speed

33 km/h

UV Index Icon

UV Index

16

Pressure Icon

Pressure

800 mb


Health Advice

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How to protect yourself from air pollution around Ontario, Canada.?
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Wear Mask

Not Required
stay indoors icon cross

Stay Indoors

Not Required
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Windows

Keep Open
use a purifier icon

Use Purifier

Not Required
Family Icon

Family

Allow Outdoor

Ontario Air Quality Forecast



Day

AQI

Weather

Temp.

Today

134

AQI

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Friday

134

AQI

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Saturday

134

AQI

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Sunday

134

AQI

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Monday

134

AQI

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Tuesday

134

AQI

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Wednesday

134

AQI

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Big Cities of Canada
35
50
AQI (IN)
AQI (US)
23˚C / 55%
24
53
AQI (IN)
AQI (US)
23˚C / 57%
24
56
AQI (IN)
AQI (US)
30˚C / 36%
50
89
AQI (IN)
AQI (US)
28˚C / 29%
23
49
AQI (IN)
AQI (US)
23˚C / 70%
12
25
AQI (IN)
AQI (US)
18˚C / 85%
38
46
AQI (IN)
AQI (US)
24˚C / 58%

Historical Data

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Best

Oct 1, 2020

Worst

Oct 1, 2020

0

Historic air quality index graph of Ontario




Comparitive Exposure with Ontario

24 hrs avg AQI

Ontario

Canada
57


How do we calculate Air Quality Index ?

Air Quality Index (AQI) is a numerical value indicative of the aggregate levels of major pollutants in the ambient air. The more the AQI value, the more polluted the ambient air. It is descriptive of the magnitude of air pollution at a particular location.

Know More


Air Quality Solutions in Ontario

Find out Prana Air clean air quality products & solutions to fight air pollution in your region.





FAQs

(Frequently Asked Questions)


Quick answers to some commonly asked questions about the air quality of Ontario.


The real-time AQI in Ontario is 46 (GOOD). This reading was last taken 2 hours ago .

The current concentration of PM2.5 in Ontario is 10 (µg/m³). The World Health Organisation (WHO) recommends 25 µg/m³ as the threshold concentration of PM2.5. Currently, the concentration is 0.40 times the recommended limit.

Generally, the air quality in Ontario starts deteriorating in late October. The winters are the worst-hit season in terms of air pollution.