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Air quality in Toronto

Air quality index (AQI) and PM2.5 air pollution in Toronto

Last update at 11:00, Jul 23 (local time)

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Toronto Air Quality Map

Real-time Toronto air pollution map

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AIR QUALITY DATA CONTRIBUTORS

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	Index	None
	Tree pollen	None
	Grass pollen	None
	Weed pollen	None

Source: tomorrow.io

See pollen forecast

Weather

What is the current weather in Toronto?

Weather	Clear sky
Temperature	78.8°F
Humidity	49%
Wind	4 mp/h
Pressure	30 Hg

Air pollution has cost an estimated1,800 deaths*in Toronto in 2024Find out more*Air pollution also cost approximately $2,900,000,000 USD in Toronto in 2024.

live aqi city ranking

Real-time Canada city ranking

#	city	US AQI
1	Devon, Alberta	186
2	Yellowknife, Northwest Territories	177
3	Fort Mckay, Alberta	176
4	St. Albert, Alberta	168
5	Sherwood Park, Alberta	166
6	Edmonton, Alberta	165
7	Gibbons, Alberta	165
8	Grimshaw, Alberta	163
9	Lac La Biche, Alberta	159
10	Pinehouse, Saskatchewan	157

11:00, Jul 23 (local time)

SEE WORLD AQI RANKING

3D animated air pollution map

live Toronto aqi ranking

Real-time Toronto air quality ranking

#	station	US AQI
1	Toronto Downtown 2	49
2	Ursula Franklin Street	43
3	Tweedsmuir Avenue	38
4	Ontario Ministry of the Environment Toronto West	33
5	Wolfrey Avenue	33
6	111Pacific Avenue	32
7	Queens Quay West	31
8	Spadina Avenue	31
9	11 Corley Ave	30
10	Campus Walk 2	30

11:00, Jul 23 (local time)

SEE WORLD AQI RANKING

US AQI

live AQI index
Good

Overview

What is the current air quality in Toronto?

Air pollution level	Air quality index	Main pollutant
Good	30 US AQI	PM2.5

Pollutants		Concentration
PM2.5		5.4µg/m³
O3		60µg/m³
NO2		46.1µg/m³
SO2		0.1µg/m³
CO		229µg/m³

PM2.5

x1.1

PM2.5 concentration in Toronto is currently 1.1 times the WHO annual air quality guideline value

Health Recommendations

What is the current air quality in Toronto?

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Forecast

Toronto air quality index (AQI) forecast

Day	Pollution level	Weather	Temperature	Wind
Saturday, Jul 20	Moderate 52 AQI US		78.8° 64.4°	6.7 mp/h
Sunday, Jul 21	Good 34 AQI US		78.8° 59°	4.5 mp/h
Monday, Jul 22	Good 36 AQI US		80.6° 62.6°	4.5 mp/h
Today	Good 30 AQI US	80%	80.6° 62.6°	4.5 mp/h
Wednesday, Jul 24	Moderate 74 AQI US	100%	78.8° 64.4°	11.2 mp/h
Thursday, Jul 25	Moderate 54 AQI US		75.2° 59°	11.2 mp/h
Friday, Jul 26	Good 48 AQI US		78.8° 59°	6.7 mp/h
Saturday, Jul 27	Moderate 58 AQI US		82.4° 62.6°	6.7 mp/h
Sunday, Jul 28	Moderate 62 AQI US		84.2° 64.4°	4.5 mp/h
Monday, Jul 29	Moderate 62 AQI US	30%	86° 69.8°	6.7 mp/h