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
2026 July 28, Tuesday	08	21.4 71	736.9 29.01 982.45 982.45	752.2 29.61 1002.85 1002.85	0.3 0.01 0.4 0.4	88	Wind blowing from the north-west	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	State of sky on the whole unchanged.	Thunderstorm(s) with or without precipitation.	Shower(s).	20.0 68	28.9 84	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	40%. 4/10. 3 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	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.	16.0 9.9	19.3 67	14.0 0.55	6
	05	20.4 69	736.6 29 982.05 982.05	751.9 29.6 1002.45 1002.45	-1.2 -0.05 -1.6 -1.6	96	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas								200-300 656-984			9.0 5.6	19.8 68
	02	22.2 72	737.8 29.05 983.65 983.65	753.1 29.65 1004.05 1004.05	-0.5 -0.02 -0.67 -0.67	82	Wind blowing from the east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Shower(s).	Cloud covering more than 1/2 of the sky throughout the appropriate period.	17.2 63	28.9 84	Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	70 – 80%. 7/10 – 8/10. 6 oktas	600-1000 1968-3281	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.		24.0 14.9	18.9 66	Trace of precipitation Trace of precipitation	6
July 27, Monday	23	23.7 75	738.3 29.07 984.32 984.32	753.5 29.67 1004.58 1004.58	-0.1 -0 -0.13 -0.13	74	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas								1000-1500 3281-4921			19.0 11.8	18.8 66
	20	25.3 78	738.4 29.07 984.45 984.45	753.7 29.67 1004.85 1004.85	-0.6 -0.02 -0.8 -0.8	74	Wind blowing from the south-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	State of sky on the whole unchanged.	Thunderstorm(s) with or without precipitation.	Shower(s).	17.2 63	28.9 84	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562	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.	16.0 9.9	20.4 69	6.0 0.24	6
	17	23.6 74	739.0 29.09 985.25 985.25	754.3 29.7 1005.65 1005.65	-1.7 -0.07 -2.27 -2.27	82	Wind blowing from the south-southeast	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								1500-2000 4921-6562			19.0 11.8	20.3 69
	14	26.6 80	740.7 29.16 987.52 987.52	756.0 29.76 1007.92 1007.92	-1.3 -0.05 -1.73 -1.73	58	Wind blowing from the south-east	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 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				17.2 63	28.9 84	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	19.0 11.8	17.7 64	No precipitation No precipitation	6
	11	26.1 79	742.0 29.21 989.25 989.25	757.3 29.81 1009.65 1009.65	-0.5 -0.02 -0.67 -0.67	56	Wind blowing from the south-west	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								2500 or more, or no clouds. 8202 or more, or no clouds.			19.0 11.8	16.5 62
	08	20.5 69	742.5 29.23 989.92 989.92	757.8 29.83 1010.32 1010.32	0.5 0.02 0.67 0.67	84	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				17.2 63	27.7 82	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	60%. 6/10. 5 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	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.	19.0 11.8	17.6 64	No precipitation No precipitation	6