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 November 22, Saturday | 21 | 8.3 47 | 743.6 29.28 991.39 991.39 | 761.6 29.98 1015.38 1015.38 | 0.3 0.01 0.4 0.4 | 61 | Wind blowing from the west-southwest | 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 | ||||||||||||||||||
18 | 8.9 48 | 743.3 29.26 990.99 990.99 | 761.6 29.98 1015.38 1015.38 | -0.5 -0.02 -0.67 -0.67 | 66 | Wind blowing from the south-west | 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 | 70 – 80%. 7/10 – 8/10. 6 oktas | 0.6 33 | 8.9 48 | 2000-2500 6562-8202 | 16.0 9.9 | 2.8 37 | |||||||||||||||
15 | 8.3 47 | 743.8 29.28 991.65 991.65 | 762.1 30 1016.05 1016.05 | -1.8 -0.07 -2.4 -2.4 | 61 | 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 | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 1.1 34 | |||||||||||||||||
12 | 7.8 46 | 745.6 29.35 994.05 994.05 | 763.8 30.07 1018.32 1018.32 | -1.2 -0.05 -1.6 -1.6 | 63 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 0.0 32 | 8.3 47 | 600-1000 1968-3281 | 16.0 9.9 | 1.1 34 | ||||||||||||||||
09 | 3.3 38 | 746.8 29.4 995.65 995.65 | 765.1 30.12 1020.05 1020.05 | 1.2 0.05 1.6 1.6 | 79 | Calm, no wind | Calm | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | 16.0 9.9 | 0.0 32 | ||||||||||||||||||
06 | 1.1 34 | 745.6 29.35 994.05 994.05 | 764.0 30.08 1018.58 1018.58 | 1.0 0.04 1.33 1.33 | 79 | Calm, no wind | Calm | 20–30%. 2/10–3/10. 2 oktas | 0.6 33 | 8.9 48 | 600-1000 1968-3281 | 16.0 9.9 | -2.2 28 | ||||||||||||||||
03 | 1.1 34 | 744.6 29.31 992.72 992.72 | 762.8 30.03 1016.98 1016.98 | 0.2 0.01 0.27 0.27 | 76 | Wind blowing from the north-northwest | 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 | -2.8 27 | ||||||||||||||||||
00 | 2.8 37 | 744.4 29.31 992.45 992.45 | 762.5 30.02 1016.58 1016.58 | 0.8 0.03 1.07 1.07 | 70 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 2.8 37 | 8.3 47 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -2.2 28 | ||||||||||||||||
| November 21, Friday | 21 | 6.1 43 | 743.6 29.28 991.39 991.39 | 761.8 29.99 1015.65 1015.65 | 0.5 0.02 0.67 0.67 | 71 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 1.1 34 | |||||||||||||||||