Weather archive in Ottawa (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
2025 July 16, Wednesday	09	25.8 78	751.0 29.57 1001.25 1001.25	761.2 29.97 1014.85 1014.85		75																	21.0 70
	08	23.2 74	751.2 29.57 1001.52 1001.52	761.4 29.98 1015.12 1015.12	0.2 0.01 0.27 0.27	90	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds				19.3 67	31.7 89						16.0 9.9	21.5 71	No precipitation No precipitation	6
	07	21.1 70	751.0 29.57 1001.25 1001.25	761.2 29.97 1014.85 1014.85		100																	21.1 70
	06	19.6 67	751.2 29.57 1001.52 1001.52	761.4 29.98 1015.12 1015.12		100																	19.6 67
	05	19.8 68	751.0 29.57 1001.25 1001.25	761.2 29.97 1014.85 1014.85	-0.7 -0.03 -0.93 -0.93	100	Wind blowing from the south-southwest	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								2500 or more, or no clouds. 8202 or more, or no clouds.			24.0 14.9	19.8 68
	04	19.5 67	751.4 29.58 1001.78 1001.78	761.6 29.98 1015.38 1015.38		100																	19.5 67
	03	20.9 70	751.6 29.59 1002.05 1002.05	761.8 29.99 1015.65 1015.65		100																	20.9 70
	02	21.4 71	751.7 29.59 1002.18 1002.18	761.9 30 1015.78 1015.78	0.1 0 0.13 0.13	100	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas				15.2 59	31.7 89	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	24.0 14.9	21.4 71	No precipitation No precipitation	6
	01	22.0 72	751.8 29.6 1002.32 1002.32	762.0 30 1015.92 1015.92		94																	20.9 70
	00	22.8 73	751.5 29.59 1001.92 1001.92	761.7 29.99 1015.52 1015.52		89																	20.8 69
July 15, Tuesday	23	23.9 75	751.6 29.59 1002.05 1002.05	761.8 29.99 1015.65 1015.65	0.3 0.01 0.4 0.4	81	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			24.0 14.9	20.5 69
	22	24.3 76	751.5 29.59 1001.92 1001.92	761.7 29.99 1015.52 1015.52		85																	21.6 71
	21	25.4 78	751.0 29.57 1001.25 1001.25	761.2 29.97 1014.85 1014.85		75																	20.7 69
	20	28.1 83	751.3 29.58 1001.65 1001.65	761.5 29.98 1015.25 1015.25	-0.9 -0.04 -1.2 -1.2	66	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas				15.2 59	31.7 89	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	24.0 14.9	21.2 70	No precipitation No precipitation	6
	19	29.9 86	751.5 29.59 1001.92 1001.92	761.7 29.99 1015.52 1015.52		49																	17.9 64
	18	30.4 87	751.8 29.6 1002.32 1002.32	762.1 30 1016.05 1016.05		46																	17.5 64
	17	30.9 88	752.2 29.61 1002.85 1002.85	762.5 30.02 1016.58 1016.58	-0.2 -0.01 -0.27 -0.27	48	Wind blowing from the north-northwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			50%. 5/10. 4 oktas								1000-1500 3281-4921			16.0 9.9	18.5 65
	16	31.3 88	752.2 29.61 1002.85 1002.85	762.5 30.02 1016.58 1016.58		44																	17.7 64
	15	31.3 88	752.0 29.61 1002.58 1002.58	762.2 30.01 1016.18 1016.18		45																	18.0 64
	14	30.2 86	752.4 29.62 1003.12 1003.12	762.6 30.02 1016.72 1016.72	-0.7 -0.03 -0.93 -0.93	50	Wind blowing from the west-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			50%. 5/10. 4 oktas				15.2 59	30.8 87	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	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	16.0 9.9	18.7 66	No precipitation No precipitation	6
	13	30.2 86	752.8 29.64 1003.65 1003.65	763.0 30.04 1017.25 1017.25		56																	20.5 69
	12	28.1 83	753.1 29.65 1004.05 1004.05	763.3 30.05 1017.65 1017.65		63																	20.3 69
	11	26.3 79	753.1 29.65 1004.05 1004.05	763.3 30.05 1017.65 1017.65	-0.2 -0.01 -0.27 -0.27	63	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	18.6 65
	10	24.5 76	752.8 29.64 1003.65 1003.65	763.0 30.04 1017.25 1017.25		64																	17.3 63
	09	24.0 75	753.1 29.65 1004.05 1004.05	763.4 30.06 1017.78 1017.78		64																	16.7 62