Weather archive in Toronto Pearson (airport)

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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 May 18, Monday	20	28.8 84	744.4 29.31 992.45 992.45	759.7 29.91 1012.85 1012.85	0.3 0.01 0.4 0.4	45	Wind blowing from the south-west	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas				13.0 55	30.9 88	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.	Cirrostratus not progressively invading the sky and not entirely covering it.	24.0 14.9	15.6 60	No precipitation No precipitation	6
	17	30.6 87	744.1 29.3 992.05 992.05	759.4 29.9 1012.45 1012.45	-1.4 -0.06 -1.87 -1.87	39	Wind blowing from the south-west	Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft)			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			24.0 14.9	15.3 60
	14	30.6 87	745.5 29.35 993.92 993.92	760.9 29.96 1014.45 1014.45	-1.3 -0.05 -1.73 -1.73	40	Wind blowing from the south-west	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			no clouds no clouds no clouds				13.0 55	30.7 87						24.0 14.9	15.4 60	Trace of precipitation Trace of precipitation	6
	11	23.7 75	746.8 29.4 995.65 995.65	762.3 30.01 1016.32 1016.32	-0.3 -0.01 -0.4 -0.4	63	Wind blowing from the south-east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds											24.0 14.9	16.3 61
	08	16.1 61	747.1 29.41 996.05 996.05	762.7 30.03 1016.85 1016.85	0.8 0.03 1.07 1.07	84	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas				13.0 55	26.5 80	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 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.	17.0 10.6	13.3 56	No precipitation No precipitation	6
	05	14.4 58	746.3 29.38 994.99 994.99	761.8 29.99 1015.65 1015.65	-0.4 -0.02 -0.53 -0.53	89	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			12.0 7.5	12.6 55
	02	17.9 64	746.7 29.4 995.52 995.52	762.1 30 1016.05 1016.05	0.2 0.01 0.27 0.27	85	Wind blowing from the north-northeast	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				12.1 54	26.5 80	Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	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.	24.0 14.9	15.3 60	No precipitation No precipitation	6
May 17, Sunday	23	18.3 65	746.5 29.39 995.25 995.25	762.0 30 1015.92 1015.92	0.2 0.01 0.27 0.27	79	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			24.0 14.9	14.5 58
May 17, Sunday	20	21.0 70	746.3 29.38 994.99 994.99	761.8 29.99 1015.65 1015.65	0.3 0.01 0.4 0.4	70	Wind blowing from the south-southeast	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				12.1 54	26.5 80	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 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.	24.0 14.9	15.3 60	No precipitation No precipitation	6