Weather archive in Toronto Pearson (airport)

To receive explanations, hover over the appropriate heading

Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2025 October 25, Saturday	11	9.9 50	756.2 29.77 1008.18 1008.18	772.3 30.41 1029.65 1029.65	0.8 0.03 1.07 1.07	73	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas								1000-1500 3281-4921			24.0 14.9	5.3 42
	10	7.7 46	756.5 29.78 1008.58 1008.58	772.6 30.42 1030.05 1030.05		83																	5.0 41
	09	7.2 45	756.1 29.77 1008.05 1008.05	772.1 30.4 1029.38 1029.38		87																	5.2 41
	08	6.0 43	755.4 29.74 1007.12 1007.12	771.4 30.37 1028.45 1028.45	1.1 0.04 1.47 1.47	86	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas				2.4 36	12.4 54	Stratocumulus other than Stratocumulus cumulogenitus.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	24.0 14.9	3.8 39	No precipitation No precipitation	6
	07	4.0 39	754.8 29.72 1006.32 1006.32	770.9 30.35 1027.78 1027.78		89																	2.4 36
	06	3.4 38	754.6 29.71 1006.05 1006.05	770.7 30.34 1027.52 1027.52		91																	2.1 36
	05	5.1 41	754.3 29.7 1005.65 1005.65	770.3 30.33 1026.98 1026.98	0.5 0.02 0.67 0.67	86	Wind blowing from the north-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas								1000-1500 3281-4921			24.0 14.9	3.0 37
	04	4.1 39	754.1 29.69 1005.38 1005.38	770.2 30.32 1026.85 1026.85		89																	2.4 36
	03	4.0 39	754.0 29.69 1005.25 1005.25	770.0 30.31 1026.58 1026.58		88																	2.2 36
	02	2.9 37	753.8 29.68 1004.98 1004.98	769.9 30.31 1026.45 1026.45	0.8 0.03 1.07 1.07	92	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				2.6 37	12.4 54	Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	24.0 14.9	1.7 35	No precipitation No precipitation	6
	00	4.8 41	753.1 29.65 1004.05 1004.05	769.2 30.28 1025.52 1025.52		87																	2.8 37
October 24, Friday	23	6.5 44	753.0 29.65 1003.92 1003.92	768.9 30.27 1025.12 1025.12	0.9 0.04 1.2 1.2	79	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0								2000-2500 6562-8202			24.0 14.9	3.0 37
	22	7.2 45	752.8 29.64 1003.65 1003.65	768.7 30.26 1024.85 1024.85		78																	3.5 38
	21	7.5 46	752.5 29.63 1003.25 1003.25	768.5 30.26 1024.58 1024.58		83																	4.7 40
	20	8.7 48	752.1 29.61 1002.72 1002.72	768.0 30.24 1023.92 1023.92	1.3 0.05 1.73 1.73	73	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Clouds generally dissolving or becoming less developed.	Shower(s).	Shower(s).	5.4 42	12.4 54	Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	24.0 14.9	4.1 39	Trace of precipitation Trace of precipitation	6
	19	8.1 47	751.8 29.6 1002.32 1002.32	767.7 30.22 1023.52 1023.52		79																	4.7 40
	18	9.1 48	751.3 29.58 1001.65 1001.65	767.2 30.2 1022.85 1022.85		67																	3.3 38
	17	9.9 50	750.8 29.56 1000.98 1000.98	766.7 30.19 1022.18 1022.18	1.0 0.04 1.33 1.33	62	Wind blowing from the north	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas								1000-1500 3281-4921			19.0 11.8	2.8 37
	16	11.3 52	750.3 29.54 1000.32 1000.32	766.1 30.16 1021.38 1021.38		47																	0.4 33
	15	10.9 52	749.9 29.52 999.78 999.78	765.7 30.15 1020.85 1020.85		51																	1.0 34
	14	11.8 53	749.8 29.52 999.65 999.65	765.6 30.14 1020.72 1020.72	0.5 0.02 0.67 0.67	52	Wind blowing from the west-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				5.4 42	12.4 54	Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	60%. 6/10. 5 oktas	1000-1500 3281-4921	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	24.0 14.9	2.3 36	No precipitation No precipitation	6
	13	11.0 52	749.7 29.52 999.52 999.52	765.5 30.14 1020.58 1020.58		55																	2.2 36
	12	10.5 51	749.5 29.51 999.25 999.25	765.4 30.13 1020.45 1020.45		56																	2.1 36
	11	9.4 49	749.3 29.5 998.98 998.98	765.1 30.12 1020.05 1020.05	1.1 0.04 1.47 1.47	65	Wind blowing from the west-northwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas								600-1000 1968-3281			24.0 14.9	3.0 37