Toronto, Ontario Weather Forecast | AerisWeather

Local

Toronto, ON, Canada

43.70643, -79.39864

Air Quality

Updated 23 minutes ago

20

Good

Primary Pollutant: O3

O3	43 µg/m3 (20)
PM2.5	4 µg/m3 (17)
PM10	5 µg/m3 (5)

CO	152 µg/m3 (1)
NO2	7 µg/m3 (3)
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	24	O3	n/a	n/a	n/a	53 (24)	n/a	n/a
St. Catharines	20	O3	3 (12)	n/a	9.4 (5)	45 (20)	n/a	n/a
Hamilton	26	O3	2 (8)	n/a	11 (6)	57 (26)	n/a	n/a
Barrie	24	O3	2 (8)	n/a	3.76 (2)	53 (24)	n/a	n/a
Toronto	22	O3	3 (12)	n/a	21 (10)	49 (22)	n/a	n/a
Hamilton	32	O3	2 (8)	n/a	5.64 (3)	71 (32)	n/a	n/a
Toronto	20	O3	2 (8)	n/a	23 (11)	43 (20)	n/a	n/a
Hamilton	17	O3	2 (8)	n/a	17 (8)	37 (17)	n/a	n/a
Guelph	23	O3	2 (8)	n/a	5.64 (3)	51 (23)	n/a	n/a
Hamilton	21	NO2	2 (8)	n/a	43 (21)	22 (10)	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)

Monday, May 6																	Tuesday, May 7																								Wednesday, May 8																								Thursday, May 9																								Friday, May 10
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	12am	1am	2am	3am	4am	5am	6am	7am
20	17	19	21	25	27	31	34	31	28	27	24	25	33	28	21	17	17	17	17	17	20	23	32	50	54	30	19	19	22	26	28	29	27	26	23	19	20	17	17	17	16	16	18	17	26	47	64	84	95	81	73	60	44	73	76	82	76	74	76	84	112	180	171	57	29	27	45	49	49	46	46	44	42	41	38	33	33	32	32	32	33	34	32	30	28	29	30	30	32	33	34	34	34	34	32	30
O3	O3	O3	PM2.5	PM2.5	O3	O3	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	O3	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	O3	O3	PM2.5	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	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3

NNW	NNW	NNW	NNW	NNW	NNW	NNW	NW	WNW	W	WNW	NW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	N	N	N	N	N	N	NNE	ENE	E	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	E	E	E	E	E	E	E	ESE	E	E	SE	S	SSW	SW	WSW	WSW	WSW	WSW	W	W	W	W	W	W	W	WNW	WNW	WNW	NW	NNW	N	N	NNE	NNE	NNE	NNE	NNE	N	NNE	NNE	NE	NE	ENE	NNE	NNE	N	N	N	N	N	NNE	N	N	N	N	N	NNW	NNW	NNW	NNW
8 13	8 12	8 12	7 11	6 10	6 9	5 8	4 6	3 5	3 5	3 5	4 7	5 9	6 10	6 10	7 11	7 11	7 11	6 10	6 9	5 9	5 8	5 8	4 6	4 7	3 5	4 6	5 9	7 11	8 13	9 14	9 14	9 14	8 13	9 15	9 14	7 12	6 10	6 9	8 12	7 11	9 14	9 14	8 13	6 9	4 7	2 4	1 2	3 5	5 9	8 12	9 15	11 18	14 22	16 25	18 28	17 27	17 28	16 26	14 22	10 17	7 12	6 10	5 9	5 8	6 10	8 12	8 13	6 10	6 9	7 12	7 12	7 11	8 12	11 17	10 16	7 11	8 12	6 9	4 6	2 4	4 7	7 10	8 14	8 13	6 10	5 8	5 8	5 9	8 12	9 14	8 13	8 13	8 13	7 12	7 12	8 12
47 8.1	49 9.7	53 11.5	57 13.6	60 15.6	63 17.4	66 18.7	67 19.6	68 19.8	68 20	68 19.8	67 19.5	66 18.9	64 17.5	61 16.1	58 14.6	56 13.2	54 12.1	53 11.4	51 10.8	51 10.3	50 9.8	49 9.4	48 9	49 9.4	54 12.1	58 14.5	60 15.7	62 16.4	63 17.2	64 18	66 18.8	67 19.3	67 19.7	67 19.6	66 18.9	64 17.6	61 16.2	57 13.8	55 12.9	54 12.1	54 12	53 11.9	53 11.7	53 11.6	53 11.5	52 11.3	53 11.9	54 12.5	55 13	59 15.1	63 17.2	67 19.3	69 20.6	71 21.9	74 23.3	73 22.8	72 22.4	72 22	70 20.9	68 19.8	66 18.8	63 17.1	60 15.4	57 13.7	55 13	54 12.3	53 11.6	53 11.4	52 11.2	52 11	52 11.2	52 11.4	53 11.5	54 12	54 12.5	55 12.9	55 12.8	55 12.6	54 12.4	55 12.6	55 12.8	55 13	55 12.7	54 12.4	54 12.1	53 11.5	52 11	51 10.4	50 10.1	50 9.9	49 9.7	49 9.5	49 9.2	48 9	49 9.2	49 9.4

Source: CAMS, Vaisala Xweather

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