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 April 16, Thursday	10	18.9 66	737.6 29.04 983.39 983.39	755.2 29.73 1006.85 1006.85	0.2 0.01 0.27 0.27	81	Wind blowing from the south-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft		70 – 80%. 7/10 – 8/10. 6 oktas								300-600 984-1968			16.0 9.9	15.6 60
	07	15.6 60	737.4 29.03 983.12 983.12	754.8 29.72 1006.32 1006.32	0.5 0.02 0.67 0.67	90	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas				15.0 59	22.2 72			300-600 984-1968			16.0 9.9	13.9 57	3.0 0.12	6
	04	15.6 60	736.9 29.01 982.45 982.45	754.3 29.7 1005.65 1005.65	-1.2 -0.05 -1.6 -1.6	90	Wind blowing from the south-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	13.9 57
	01	16.1 61	738.1 29.06 984.05 984.05	755.6 29.75 1007.38 1007.38	0.5 0.02 0.67 0.67	90	Wind blowing from the east-southeast	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas				15.6 60	22.2 72			2000-2500 6562-8202			16.0 9.9	14.4 58	11.0 0.43	6
April 15, Wednesday	22	21.1 70	737.6 29.04 983.39 983.39	755.1 29.73 1006.72 1006.72	0.2 0.01 0.27 0.27	76	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft		100%. 10/10. 8 oktas								600-1000 1968-3281			16.0 9.9	16.7 62
	19	22.2 72	737.4 29.03 983.12 983.12	754.9 29.72 1006.45 1006.45	-1.4 -0.06 -1.87 -1.87	71	Wind blowing from the south	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft		100%. 10/10. 8 oktas				17.8 64	22.2 72			600-1000 1968-3281			16.0 9.9	16.7 62	Trace of precipitation Trace of precipitation	6
	16	21.1 70	738.8 29.09 984.99 984.99	756.4 29.78 1008.45 1008.45	0.0 0 0 0	73	Wind blowing from the south-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	16.1 61	Trace of precipitation Trace of precipitation	3
	13	19.4 67	738.8 29.09 984.99 984.99	756.5 29.78 1008.58 1008.58	0.7 0.03 0.93 0.93	79	Wind blowing from the south-west	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas				17.2 63	20.6 69			300-600 984-1968			16.0 9.9	15.6 60	2.0 0.08	6
	10	17.2 63	738.1 29.06 984.05 984.05	755.6 29.75 1007.38 1007.38	-1.0 -0.04 -1.33 -1.33	87	Wind blowing from the south-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.							2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	15.0 59	2.0 0.08	3