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
2024 December 21, Saturday	22	-17.0 1	760.0 29.92 1013.25 1013.25	771.3 30.37 1028.32 1028.32	0.7 0.03 0.93 0.93	63	Wind blowing from the north-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			50%. 5/10. 4 oktas								600-1000 1968-3281			24.0 14.9	-22.4 -8
	20	-16.5 2	759.9 29.92 1013.12 1013.12	771.1 30.36 1028.05 1028.05		58																	-22.8 -9
	19	-15.7 4	759.3 29.89 1012.32 1012.32	770.5 30.33 1027.25 1027.25	1.6 0.06 2.13 2.13	56	Wind blowing from the north-northwest	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)			no clouds no clouds no clouds				-15.7 4	-11.9 11						24.0 14.9	-22.5 -9	No precipitation No precipitation	6
	17	-13.5 8	758.2 29.85 1010.85 1010.85	769.4 30.29 1025.78 1025.78		55																	-20.7 -5
	16	-13.0 9	757.7 29.83 1010.18 1010.18	768.8 30.27 1024.98 1024.98	1.1 0.04 1.47 1.47	57	Wind blowing from the north-west	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 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	-19.9 -4
	15	-12.2 10	757.3 29.81 1009.65 1009.65	768.4 30.25 1024.45 1024.45		52																	-20.1 -4
	14	-12.0 10	756.8 29.8 1008.98 1008.98	767.9 30.23 1023.78 1023.78		56																	-19.0 -2
	13	-12.3 10	756.6 29.79 1008.72 1008.72	767.7 30.22 1023.52 1023.52	-0.5 -0.02 -0.67 -0.67	60	Wind blowing from the north-west	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			20–30%. 2/10–3/10. 2 oktas				-13.3 8	-9.2 15	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	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.	No Cirrus, Cirrocumulus or Cirrostratus.	24.0 14.9	-18.6 -1	No precipitation No precipitation	6
	12	-12.3 10	756.8 29.8 1008.98 1008.98	767.9 30.23 1023.78 1023.78		62																	-18.2 -1
	11	-12.8 9	757.0 29.8 1009.25 1009.25	768.1 30.24 1024.05 1024.05		63																	-18.4 -1
	10	-12.9 9	757.1 29.81 1009.38 1009.38	768.2 30.24 1024.18 1024.18	1.5 0.06 2 2	68	Wind blowing from the north-west	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)			50%. 5/10. 4 oktas								600-1000 1968-3281			24.0 14.9	-17.7 0
	09	-13.2 8	756.7 29.79 1008.85 1008.85	767.8 30.23 1023.65 1023.65		72																	-17.2 1
	08	-12.9 9	756.1 29.77 1008.05 1008.05	767.2 30.2 1022.85 1022.85		74																	-16.6 2
	07	-12.7 9	755.6 29.75 1007.38 1007.38	766.6 30.18 1022.05 1022.05	1.3 0.05 1.73 1.73	75	Wind blowing from the north-west	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			40%. 4/10. 3 oktas	State of sky on the whole unchanged.	Snow and/or other types of solid precipitation	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.	-12.7 9	-7.3 19	Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	24.0 14.9	-16.2 3	0.2 0.01	6			Even layer of compact or wet snow covering ground completely.	3 1.2
	06	-12.1 10	755.2 29.73 1006.85 1006.85	766.2 30.17 1021.52 1021.52		75																	-15.6 4
	05	-11.5 11	754.7 29.71 1006.18 1006.18	765.7 30.15 1020.85 1020.85		77																	-14.7 6
	04	-10.8 13	754.3 29.7 1005.65 1005.65	765.4 30.13 1020.45 1020.45	0.4 0.02 0.53 0.53	78	Wind blowing from the north-west	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 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								300-600 984-1968			16.0 9.9	-14.0 7
	03	-10.3 13	754.3 29.7 1005.65 1005.65	765.3 30.13 1020.32 1020.32		80																	-13.1 8
	02	-10.0 14	754.1 29.69 1005.38 1005.38	765.1 30.12 1020.05 1020.05		82																	-12.5 10
	01	-9.5 15	753.9 29.68 1005.12 1005.12	764.9 30.11 1019.78 1019.78	-1.0 -0.04 -1.33 -1.33	84	Wind blowing from the north-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	Snow not falling as shower(s).	Snow and/or other types of solid precipitation	Cloud covering more than 1/2 of the sky throughout the appropriate period.	-12.1 10	-7.3 19	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	100%. 10/10. 8 oktas	2000-2500 6562-8202	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.		16.0 9.9	-11.7 11	Trace of precipitation Trace of precipitation	6			Even layer of compact or wet snow covering ground completely.	3 1.2
	00	-9.2 15	754.2 29.69 1005.52 1005.52	765.2 30.13 1020.18 1020.18		88																	-10.9 12
December 20, Friday	23	-8.6 17	754.5 29.7 1005.92 1005.92	765.5 30.14 1020.58 1020.58		88																	-10.3 13
December 20, Friday	22	-8.1 17	754.9 29.72 1006.45 1006.45	765.9 30.15 1021.12 1021.12	-0.6 -0.02 -0.8 -0.8	84	Wind blowing from the north	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas								1000-1500 3281-4921			8.0 5.0	-10.3 13