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 January 19, Sunday	05	-11.2 12	750.7 29.56 1000.85 1000.85	761.6 29.98 1015.38 1015.38		77																	-14.5 6
	04	-11.0 12	750.2 29.54 1000.18 1000.18	761.1 29.96 1014.72 1014.72	1.6 0.06 2.13 2.13	76	Wind blowing from the north-northwest	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								300-600 984-1968			12.0 7.5	-14.4 6
	03	-11.0 12	749.9 29.52 999.78 999.78	760.7 29.95 1014.18 1014.18		74																	-14.7 6
	02	-10.1 14	749.4 29.5 999.12 999.12	760.2 29.93 1013.52 1013.52		73																	-14.1 7
	01	-9.0 16	748.6 29.47 998.05 998.05	759.4 29.9 1012.45 1012.45	2.1 0.08 2.8 2.8	76	Wind blowing from the north-northwest	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	Continuous fall of snowflakes, slight at time of observation.	Snow and/or other types of solid precipitation	Cloud covering more than 1/2 of the sky throughout the appropriate period.	-9.0 16	2.1 36	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	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	11.0 6.8	-12.5 10	Trace of precipitation Trace of precipitation	6			Even layer of compact or wet snow covering ground completely.	8 3.1
	00	-7.4 19	748.1 29.45 997.38 997.38	758.8 29.87 1011.65 1011.65		71																	-11.8 11
January 18, Saturday	23	-5.7 22	747.3 29.42 996.32 996.32	758.0 29.84 1010.58 1010.58		83																	-8.1 17
	22	-4.5 24	746.5 29.39 995.25 995.25	757.2 29.81 1009.52 1009.52	3.0 0.12 4 4	85	Wind blowing from the west-northwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas								300-600 984-1968			16.0 9.9	-6.6 20
	21	-2.7 27	745.3 29.34 993.65 993.65	755.9 29.76 1007.78 1007.78		82																	-5.4 22
	20	-1.0 30	744.3 29.3 992.32 992.32	754.9 29.72 1006.45 1006.45		85																	-3.2 26
	19	0.5 33	743.5 29.27 991.25 991.25	754.0 29.69 1005.25 1005.25	1.9 0.07 2.53 2.53	100	Wind blowing from the west-southwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	Continuous fall of snowflakes, slight at time of observation. Depth of newly fallen snow is 1 cm. 0.4 inches.	Rain and snow or other types of solid precipitation	Rain and snow or other types of solid precipitation	-0.1 32	2.1 36	Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	100-200 328-656			3.2 2.0	0.5 33	0.8 0.03	6			Even layer of compact or wet snow covering ground completely.	8 3.1
	18	0.4 33	742.6 29.24 990.05 990.05	753.1 29.65 1004.05 1004.05		100																	0.4 33
	17	0.2 32	742.2 29.22 989.52 989.52	752.8 29.64 1003.65 1003.65		100																	0.2 32
	16	0.3 33	741.6 29.2 988.72 988.72	752.2 29.61 1002.85 1002.85	0.5 0.02 0.67 0.67	100	Wind blowing from the south-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			60%. 6/10. 5 oktas								100-200 328-656			1.6 1.0	0.3 33
	15	0.6 33	741.4 29.19 988.45 988.45	751.9 29.6 1002.45 1002.45		100																	0.6 33
	14	0.6 33	741.1 29.18 988.05 988.05	751.6 29.59 1002.05 1002.05		100																	0.6 33
	13	0.6 33	741.1 29.18 988.05 988.05	751.6 29.59 1002.05 1002.05	-1.2 -0.05 -1.6 -1.6	100	Wind blowing from the south	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			40%. 4/10. 3 oktas	Continuous fall of snowflakes, slight at time of observation.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.		2.1 36	Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	200-300 656-984			1.2 0.8	0.6 33	0.2 0.01	6			Even layer of compact or wet snow covering ground completely.	8 3.1
	12	1.0 34	741.4 29.19 988.45 988.45	752.0 29.61 1002.58 1002.58		97																	0.5 33
	11	1.2 34	741.8 29.2 988.99 988.99	752.4 29.62 1003.12 1003.12		93																	0.2 32
	10	1.3 34	742.3 29.22 989.65 989.65	752.8 29.64 1003.65 1003.65	-0.2 -0.01 -0.27 -0.27	82	Wind blowing from the south	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			60%. 6/10. 5 oktas								1000-1500 3281-4921			3.2 2.0	-1.5 29
	09	1.9 35	742.3 29.22 989.65 989.65	752.8 29.64 1003.65 1003.65		62																	-4.8 23
	08	1.1 34	742.3 29.22 989.65 989.65	752.8 29.64 1003.65 1003.65		65																	-4.9 23
	07	0.4 33	742.5 29.23 989.92 989.92	753.1 29.65 1004.05 1004.05	-1.0 -0.04 -1.33 -1.33	67	Wind blowing from the south	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas				-1.5 29	0.4 33	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	100%. 10/10. 8 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.		19.0 11.8	-5.0 23	No precipitation No precipitation	6			Even layer of loose dry snow covering ground completely.	8 3.1
	06	0.5 33	742.9 29.25 990.45 990.45	753.5 29.67 1004.58 1004.58		67																	-5.0 23
	05	0.5 33	743.1 29.26 990.72 990.72	753.7 29.67 1004.85 1004.85		68																	-4.8 23