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 July 8, Wednesday | 01 | 22.2 72 | 744.8 29.32 992.99 992.99 | 762.4 30.02 1016.45 1016.45 | -1.0 -0.04 -1.33 -1.33 | 59 | Calm, no wind | Calm | no clouds no clouds no clouds | 17.8 64 | 28.3 83 | 16.0 9.9 | 13.9 57 | ||||||||||||||||
| July 7, Tuesday | 22 | 24.4 76 | 745.8 29.36 994.32 994.32 | 763.4 30.06 1017.78 1017.78 | 0.5 0.02 0.67 0.67 | 47 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | 12.2 54 | ||||||||||||||||||
19 | 28.3 83 | 745.3 29.34 993.65 993.65 | 763.0 30.04 1017.25 1017.25 | -0.3 -0.01 -0.4 -0.4 | 41 | Wind blowing from the east-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 17.8 64 | 29.4 85 | 1500-2000 4921-6562 | 16.0 9.9 | 13.9 57 | ||||||||||||||||
16 | 29.4 85 | 745.6 29.35 994.05 994.05 | 763.2 30.05 1017.52 1017.52 | -0.7 -0.03 -0.93 -0.93 | 43 | Wind blowing from the north-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 50%. 5/10. 4 oktas | 1500-2000 4921-6562 | 16.0 9.9 | 15.6 60 | ||||||||||||||||||
13 | 28.9 84 | 746.3 29.38 994.99 994.99 | 764.0 30.08 1018.58 1018.58 | 0.0 0 0 0 | 41 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 20.6 69 | 28.9 84 | 1500-2000 4921-6562 | 16.0 9.9 | 14.4 58 | ||||||||||||||||
10 | 27.2 81 | 746.3 29.38 994.99 994.99 | 764.0 30.08 1018.58 1018.58 | -0.2 -0.01 -0.27 -0.27 | 38 | 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 53 | ||||||||||||||||||||
07 | 20.6 69 | 746.5 29.39 995.25 995.25 | 764.2 30.09 1018.85 1018.85 | 0.7 0.03 0.93 0.93 | 70 | Calm, no wind | Calm | 20–30%. 2/10–3/10. 2 oktas | 17.8 64 | 26.7 80 | 1000-1500 3281-4921 | 16.0 9.9 | 15.0 59 | ||||||||||||||||
04 | 18.3 65 | 745.8 29.36 994.32 994.32 | 763.6 30.06 1018.05 1018.05 | -0.3 -0.01 -0.4 -0.4 | 78 | Wind blowing from the north | 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 | 14.4 58 | |||||||||||||||||||
01 | 20.0 68 | 746.1 29.37 994.72 994.72 | 763.6 30.06 1018.05 1018.05 | 0.8 0.03 1.07 1.07 | 73 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 19.4 67 | 25.6 78 | 16.0 9.9 | 15.0 59 | |||||||||||||||||