Weather archive in Chicago / O'Hare (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 October 26, Sunday	12	14.4 58	752.3 29.62 1002.98 1002.98	770.5 30.33 1027.25 1027.25	-1.5 -0.06 -2 -2	44	Wind blowing from the east-northeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft		20–30%. 2/10–3/10. 2 oktas				6.7 44	15.0 59			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	2.2 36
	09	12.2 54	753.8 29.68 1004.98 1004.98	772.1 30.4 1029.38 1029.38	0.7 0.03 0.93 0.93	49	Wind blowing from the east-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			20–30%. 2/10–3/10. 2 oktas								2000-2500 6562-8202			16.0 9.9	1.7 35
	06	7.2 45	753.1 29.65 1004.05 1004.05	771.3 30.37 1028.32 1028.32	0.6 0.02 0.8 0.8	74	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas				7.2 45	13.3 56			2000-2500 6562-8202			16.0 9.9	2.8 37
	04	9.4 49	752.5 29.63 1003.25 1003.25	770.8 30.35 1027.65 1027.65	0.2 0.01 0.27 0.27	66	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas								2000-2500 6562-8202			16.0 9.9	3.3 38
	01	10.6 51	752.3 29.62 1002.98 1002.98	770.5 30.33 1027.25 1027.25	-0.2 -0.01 -0.27 -0.27	61	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas					11.1 52			2000-2500 6562-8202			16.0 9.9	3.3 38
October 25, Saturday	22	11.1 52	752.5 29.63 1003.25 1003.25	770.8 30.35 1027.65 1027.65	0.0 0 0 0	69	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas								1500-2000 4921-6562			16.0 9.9	5.6 42
	19	11.1 52	752.5 29.63 1003.25 1003.25	770.9 30.35 1027.78 1027.78	0.2 0.01 0.27 0.27	59	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				2.2 36	13.3 56			2000-2500 6562-8202			16.0 9.9	3.3 38
	16	11.7 53	752.3 29.62 1002.98 1002.98	770.8 30.35 1027.65 1027.65	-0.8 -0.03 -1.07 -1.07	55	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								2000-2500 6562-8202			16.0 9.9	2.8 37
	13	12.2 54	753.1 29.65 1004.05 1004.05	771.5 30.37 1028.58 1028.58	-0.7 -0.03 -0.93 -0.93	51	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				3.3 38	12.8 55			1000-1500 3281-4921			16.0 9.9	2.2 36