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 May 10, Sunday	22	12.2 54	746.5 29.39 995.25 995.25	764.6 30.1 1019.38 1019.38	0.4 0.02 0.53 0.53	38	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	-1.7 29
	19	17.2 63	746.1 29.37 994.72 994.72	764.0 30.08 1018.58 1018.58	0.0 0 0 0	22	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								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	-5.0 23
	16	17.8 64	746.1 29.37 994.72 994.72	763.9 30.07 1018.45 1018.45	-0.2 -0.01 -0.27 -0.27	23	Wind blowing from the west-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft		70 – 80%. 7/10 – 8/10. 6 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	-3.9 25
	13	15.0 59	746.3 29.38 994.99 994.99	764.4 30.09 1019.12 1019.12	0.2 0.01 0.27 0.27	25	Wind blowing from the north-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft		50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	-5.0 23
	10	13.3 56	746.1 29.37 994.72 994.72	764.2 30.09 1018.85 1018.85	1.3 0.05 1.73 1.73	30	Wind blowing from the south-east	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	-3.9 25
	07	7.8 46	744.8 29.32 992.99 992.99	762.7 30.03 1016.85 1016.85	1.2 0.05 1.6 1.6	63	Calm, no wind	Calm			no clouds no clouds no clouds				4.4 40	23.9 75						16.0 9.9	1.1 34
	04	7.8 46	743.6 29.28 991.39 991.39	761.3 29.97 1014.98 1014.98	1.8 0.07 2.4 2.4	54	Wind blowing from the north-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	-1.1 30
	01	9.4 49	741.8 29.2 988.99 988.99	759.6 29.91 1012.72 1012.72	1.9 0.07 2.53 2.53	64		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas				9.4 49	20.6 69			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	2.8 37
May 9, Saturday	22	11.7 53	739.9 29.13 986.45 986.45	757.7 29.83 1010.18 1010.18	3.3 0.13 4.4 4.4	47	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	0.6 33