Toronto, Ontario Weather Forecast | AerisWeather

Local

Toronto, ON, Canada

43.70643, -79.39864

Air Quality

Updated an hour ago

20

Good

Primary Pollutant: O3

O3	44 µg/m3 (20)
PM2.5	1 µg/m3 (4)
PM10	3 µg/m3 (3)

CO	102 µg/m3 (1)
NO2	4 µg/m3 (2)
SO2	2 µg/m3 (1)

Source: CAMS, Vaisala Xweather

Nearby Stations

Station	AQI	Primary Pollutant	PM2.5 (AQI)	PM10 (AQI)	NO2 (AQI)	OZONE (AQI)	CO (AQI)	SO2 (AQI)
Angus	15	O3	n/a	n/a	n/a	33 (15)	n/a	n/a
St. Catharines	20	O3	2 (8)	n/a	5.64 (3)	45 (20)	n/a	n/a
Hamilton	16	O3	n/a	n/a	15 (7)	35 (16)	n/a	n/a
Barrie	14	O3	2 (8)	n/a	7.52 (4)	31 (14)	n/a	n/a
Toronto	12	O3	3 (12)	n/a	23 (11)	25 (12)	n/a	n/a
Hamilton	17	O3	1 (4)	n/a	5.64 (3)	37 (17)	n/a	n/a
Toronto	13	O3	3 (12)	n/a	19 (9)	29 (13)	n/a	n/a
Hamilton	17	O3	1 (4)	n/a	7.52 (4)	37 (17)	n/a	n/a
Guelph	18	O3	1 (4)	n/a	3.76 (2)	39 (18)	n/a	n/a
Hamilton	16	O3	1 (4)	n/a	13 (6)	35 (16)	n/a	n/a

Source: Canadian Air and Precipitation Monitoring Network, Ontario Ministry of the Environment

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Friday, Nov 22	Saturday, Nov 23																								Sunday, Nov 24																								Monday, Nov 25																								Tuesday, Nov 26
11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
23	23	22	22	21	31	43	50	57	66	72	77	68	46	17	16	16	19	16	16	16	17	16	16	19	21	19	17	16	19	24	17	20	27	27	24	24	26	25	24	24	23	49	68	84	85	70	55	48	45	46	50	54	65	58	38	29	33	33	35	36	38	40	41	43	45	47	49	49	58	59	59	59	58	55	50	38	22	12	13	15	17	20	22	24	26	28	27	26	26	26	25	25	26	27	27	28
O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	PM2.5	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3

N	N	N	N	NNW	NW	NW	NW	WNW	WNW	W	W	W	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	W	W	W	W	WNW	W	W	WNW	W	W	W	W	W	W	W	W	WNW	WNW	WNW	WNW	WNW	NW	NW	NW	NW	NNW	NNE	NE	ENE	ENE	E	E	E	E	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	S	SSW	SW	WSW	W	W	W	W	W	W	WSW	W	W	W	W	W	W	W	W	W	W	W	W	W
9 15	8 13	8 12	7 11	7 11	7 11	6 10	6 9	6 9	6 10	7 11	8 13	9 15	11 17	12 19	13 21	13 21	14 22	14 22	13 21	13 20	12 20	12 19	11 18	11 18	10 17	10 16	10 16	10 15	10 15	9 15	9 15	9 14	9 15	10 15	10 16	10 17	11 17	11 17	10 16	9 15	8 13	7 11	6 9	4 7	4 7	4 6	4 6	3 5	3 5	4 7	4 7	5 8	6 9	6 10	6 10	7 11	7 12	8 12	8 13	8 13	9 14	9 15	9 15	9 15	9 15	9 14	8 13	8 12	8 13	8 12	8 12	6 9	5 8	6 10	6 9	6 10	8 13	9 15	11 17	12 20	13 21	14 23	16 25	16 26	17 27	18 28	17 28	17 28	17 28	16 26	15 25	14 23	14 23	14 22	13 21	13 21
41 4.9	40 4.6	40 4.2	39 3.9	38 3.5	38 3.4	38 3.4	37 3	38 3.2	39 4.1	41 4.9	42 5.8	44 6.7	45 7.5	46 7.9	47 8.1	46 7.8	45 7.4	44 6.8	43 6.3	43 5.8	42 5.5	41 5	40 4.7	40 4.3	39 4.2	39 3.9	39 3.7	38 3.5	38 3.3	37 3	37 2.8	37 2.8	38 3.4	40 4.2	41 5	42 5.5	43 6	44 6.6	44 6.5	44 6.4	43 6.3	42 5.8	41 5.3	40 4.7	40 4.3	39 3.9	38 3.5	38 3.3	37 3	37 2.7	37 2.7	37 2.7	37 2.7	37 2.8	37 2.9	37 3	39 3.7	40 4.4	41 5.2	42 5.5	42 5.8	43 6.2	43 6.2	43 6.3	43 6.4	43 6.3	43 6.3	43 6.3	43 6.2	43 6.2	43 6.2	43 6.1	43 6	43 5.9	42 5.7	42 5.5	41 5.3	41 5	41 4.8	40 4.5	41 4.9	41 5.2	42 5.6	42 5.6	42 5.6	42 5.6	42 5.3	41 5	40 4.6	39 4	38 3.4	37 2.7	37 2.6	36 2.4	36 2.2	36 2

Source: CAMS, Vaisala Xweather

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