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 February 22, Saturday | 09 | -6.7 20 | 750.6 29.55 1000.72 1000.72 | 769.4 30.29 1025.78 1025.78 | -1.0 -0.04 -1.33 -1.33 | 60 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 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 | -13.3 8 | ||||||||||||||||
06 | -8.9 16 | 751.6 29.59 1002.05 1002.05 | 770.3 30.33 1026.98 1026.98 | -0.7 -0.03 -0.93 -0.93 | 71 | Wind blowing from the south-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | -8.9 16 | -2.2 28 | 16.0 9.9 | -13.3 8 | |||||||||||||||||
03 | -7.8 18 | 752.3 29.62 1002.98 1002.98 | 771.1 30.36 1028.05 1028.05 | -1.2 -0.05 -1.6 -1.6 | 68 | Wind blowing from the south-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | 16.0 9.9 | -12.8 9 | |||||||||||||||||||
00 | -6.7 20 | 753.5 29.67 1004.58 1004.58 | 772.5 30.41 1029.92 1029.92 | -1.1 -0.04 -1.47 -1.47 | 68 | Wind blowing from the south-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | no clouds no clouds no clouds | -11.7 11 | -4.4 24 | 16.0 9.9 | -11.7 11 | |||||||||||||||||
| February 21, Friday | 21 | -6.7 20 | 754.6 29.71 1006.05 1006.05 | 773.7 30.46 1031.52 1031.52 | -1.2 -0.05 -1.6 -1.6 | 68 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | -11.7 11 | ||||||||||||||||||
18 | -4.4 24 | 755.8 29.76 1007.65 1007.65 | 774.8 30.5 1032.98 1032.98 | -0.7 -0.03 -0.93 -0.93 | 57 | Wind blowing from the west-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | -11.7 11 | -2.2 28 | 16.0 9.9 | -11.7 11 | |||||||||||||||||
15 | -2.8 27 | 756.5 29.78 1008.58 1008.58 | 775.6 30.54 1034.05 1034.05 | -1.5 -0.06 -2 -2 | 55 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | 16.0 9.9 | -10.6 13 | |||||||||||||||||||
12 | -3.3 26 | 758.0 29.84 1010.58 1010.58 | 777.1 30.59 1036.05 1036.05 | -1.1 -0.04 -1.47 -1.47 | 55 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 20–30%. 2/10–3/10. 2 oktas | -11.7 11 | -3.3 26 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -11.1 12 | |||||||||||||||
09 | -8.3 17 | 759.1 29.89 1012.05 1012.05 | 778.2 30.64 1037.51 1037.51 | 0.6 0.02 0.8 0.8 | 68 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | -13.3 8 | |||||||||||||||||||