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 March 3, Monday | 12 | 4.4 40 | 744.8 29.32 992.99 992.99 | 763.2 30.05 1017.52 1017.52 | -1.0 -0.04 -1.33 -1.33 | 43 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 100%. 10/10. 8 oktas | -0.5 31 | 4.4 40 | 1500-2000 4921-6562 | 16.0 9.9 | -7.2 19 | ||||||||||||||
09 | 2.2 36 | 745.8 29.36 994.32 994.32 | 764.3 30.09 1018.98 1018.98 | -0.3 -0.01 -0.4 -0.4 | 48 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 100%. 10/10. 8 oktas | 2000-2500 6562-8202 | 16.0 9.9 | -7.8 18 | |||||||||||||||||
06 | 0.6 33 | 746.1 29.37 994.72 994.72 | 764.6 30.1 1019.38 1019.38 | -1.2 -0.05 -1.6 -1.6 | 56 | 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 | -1.7 29 | 2.8 37 | 2000-2500 6562-8202 | 16.0 9.9 | -7.2 19 | ||||||||||||||||
03 | 0.6 33 | 747.3 29.42 996.32 996.32 | 765.8 30.15 1020.98 1020.98 | 0.2 0.01 0.27 0.27 | 42 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -11.1 12 | ||||||||||||||||||
00 | -0.6 31 | 747.1 29.41 996.05 996.05 | 765.5 30.14 1020.58 1020.58 | -0.9 -0.04 -1.2 -1.2 | 56 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 1.1 34 | 2000-2500 6562-8202 | 16.0 9.9 | -8.3 17 | |||||||||||||||||
| March 2, Sunday | 21 | -1.7 29 | 748.0 29.45 997.25 997.25 | 766.6 30.18 1022.05 1022.05 | 0.0 0 0 0 | 56 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 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 | -9.4 15 | |||||||||||||||||
18 | 1.1 34 | 748.0 29.45 997.25 997.25 | 766.9 30.19 1022.45 1022.45 | -0.6 -0.02 -0.8 -0.8 | 34 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 50%. 5/10. 4 oktas | -7.8 18 | 2.8 37 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -13.3 8 | ||||||||||||||||
15 | 1.7 35 | 748.6 29.47 998.05 998.05 | 767.2 30.2 1022.85 1022.85 | -1.7 -0.07 -2.27 -2.27 | 31 | Calm, no wind | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -13.9 7 | ||||||||||||||||||
12 | -0.6 31 | 750.3 29.54 1000.32 1000.32 | 769.0 30.28 1025.25 1025.25 | -1.0 -0.04 -1.33 -1.33 | 36 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | -7.8 18 | 0.0 32 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -13.9 7 | |||||||||||||||||