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
2026 October 18, Sunday	04	7.2 45	754.3 29.7 1005.65 1005.65	772.6 30.42 1030.05 1030.05	0.0 0 0 0	66	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			no clouds no clouds no clouds											16.0 9.9	1.1 34
2026 October 18, Sunday	01	7.2 45	754.3 29.7 1005.65 1005.65	772.6 30.42 1030.05 1030.05	-0.5 -0.02 -0.67 -0.67	71	Wind blowing from the south-southwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			no clouds no clouds no clouds				3.9 39	11.1 52						16.0 9.9	2.2 36
October 17, Saturday	22	8.3 47	754.8 29.72 1006.32 1006.32	773.1 30.44 1030.72 1030.72	0.2 0.01 0.27 0.27	66	Wind blowing from the south-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds											16.0 9.9	2.2 36
	19	11.1 52	754.6 29.71 1006.05 1006.05	773.0 30.43 1030.58 1030.58	-0.4 -0.02 -0.53 -0.53	53	Wind blowing from the south-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds				3.9 39	13.9 57						16.0 9.9	1.7 35
	16	13.3 56	755.0 29.72 1006.58 1006.58	773.2 30.44 1030.85 1030.85	-1.8 -0.07 -2.4 -2.4	44	Wind blowing from the south-west	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			no clouds no clouds no clouds											16.0 9.9	1.1 34
	13	12.2 54	756.8 29.8 1008.98 1008.98	775.1 30.52 1033.38 1033.38	-0.8 -0.03 -1.07 -1.07	51		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas				3.9 39	12.2 54			600-1000 1968-3281			16.0 9.9	2.2 36
	10	8.3 47	757.6 29.83 1010.05 1010.05	775.9 30.55 1034.45 1034.45	1.3 0.05 1.73 1.73	56	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas								1000-1500 3281-4921			16.0 9.9	0.0 32
	07	4.4 40	756.3 29.78 1008.32 1008.32	774.8 30.5 1032.98 1032.98	1.0 0.04 1.33 1.33	65	Wind blowing from the north-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas				3.9 39	13.9 57			600-1000 1968-3281			16.0 9.9	-1.7 29
	04	4.4 40	755.3 29.74 1006.98 1006.98	773.7 30.46 1031.52 1031.52	0.5 0.02 0.67 0.67	65	Wind blowing from the north-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas								1500-2000 4921-6562			16.0 9.9	-1.7 29