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 January 31, Friday | 15 | 3.3 38 | 738.6 29.08 984.72 984.72 | 756.8 29.8 1008.98 1008.98 | 2.5 0.1 3.33 3.33 | 76 | Wind blowing from the north-northeast | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 16.0 9.9 | -0.6 31 | 2.0 0.08 | 3 | ||||||||||||||
12 | 3.9 39 | 736.1 28.98 981.39 981.39 | 754.0 29.69 1005.25 1005.25 | 1.0 0.04 1.33 1.33 | 93 | Wind blowing from the north | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, slight at time of observation. | 3.3 38 | 4.4 40 | 100-200 328-656 | 4.8 3.0 | 2.8 37 | 28.0 1.1 | 6 | ||||||||||||
09 | 3.9 39 | 735.1 28.94 980.05 980.05 | 753.2 29.65 1004.18 1004.18 | -0.5 -0.02 -0.67 -0.67 | 96 | Wind blowing from the north-northeast | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, moderate at time of observation. | 100-200 328-656 | 4.0 2.5 | 3.3 38 | 5.0 0.2 | 3 | |||||||||||||||
06 | 3.3 38 | 735.6 28.96 980.72 980.72 | 753.6 29.67 1004.72 1004.72 | -1.0 -0.04 -1.33 -1.33 | 97 | Wind blowing from the east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Rain, not freezing, continuous, slight at time of observation. | 3.3 38 | 10.0 50 | 50-100 164-328 | 0.4 0.3 | 2.8 37 | 2.0 0.08 | 6 | ||||||||||||||
03 | 3.9 39 | 736.6 29 982.05 982.05 | 754.6 29.71 1006.05 1006.05 | -1.5 -0.06 -2 -2 | 96 | Wind blowing from the north-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Mist. | 50-100 164-328 | 3.2 2.0 | 3.3 38 | 2.0 0.08 | 3 | |||||||||||||||
00 | 4.4 40 | 738.1 29.06 984.05 984.05 | 756.1 29.77 1008.05 1008.05 | -1.0 -0.04 -1.33 -1.33 | 97 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, slight at time of observation. | -2.7 27 | 6.1 43 | 100-200 328-656 | 3.2 2.0 | 3.9 39 | 13.0 0.51 | 6 | |||||||||||||
| January 30, Thursday | 21 | 4.4 40 | 739.1 29.1 985.39 985.39 | 757.4 29.82 1009.78 1009.78 | -0.5 -0.02 -0.67 -0.67 | 97 | Wind blowing from the south | 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. | 100-200 328-656 | 3.2 2.0 | 3.9 39 | 6.0 0.24 | 3 | ||||||||||||||
18 | 6.1 43 | 739.6 29.12 986.05 986.05 | 757.9 29.84 1010.45 1010.45 | -0.5 -0.02 -0.67 -0.67 | 89 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, slight at time of observation. | -2.7 27 | 10.0 50 | 200-300 656-984 | 6.0 3.7 | 4.4 40 | Trace of precipitation Trace of precipitation | 6 | |||||||||||||
15 | 8.9 48 | 740.1 29.14 986.72 986.72 | 758.3 29.85 1010.98 1010.98 | -1.5 -0.06 -2 -2 | 66 | Wind blowing from the south-west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | 300-600 984-1968 | 16.0 9.9 | 2.8 37 | |||||||||||||||||