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 April 6, Sunday | 01 | 4.4 40 | 746.8 29.4 995.65 995.65 | 765.1 30.12 1020.05 1020.05 | 0.3 0.01 0.4 0.4 | 63 | Wind blowing from the north | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 3.9 39 | 10.0 50 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -2.2 28 | |||||||||||||||
| April 5, Saturday | 22 | 6.1 43 | 746.5 29.39 995.25 995.25 | 764.7 30.11 1019.52 1019.52 | 0.7 0.03 0.93 0.93 | 71 | Wind blowing from the north-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 16.0 9.9 | 1.1 34 | |||||||||||||||||
19 | 10.0 50 | 745.8 29.36 994.32 994.32 | 764.0 30.08 1018.58 1018.58 | 0.2 0.01 0.27 0.27 | 57 | Wind blowing from the north | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | 4.4 40 | 12.2 54 | 1000-1500 3281-4921 | 16.0 9.9 | 1.7 35 | ||||||||||||||||
16 | 11.7 53 | 745.6 29.35 994.05 994.05 | 763.8 30.07 1018.32 1018.32 | -0.2 -0.01 -0.27 -0.27 | 55 | Wind blowing from the north-northwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 16.0 9.9 | 2.8 37 | ||||||||||||||||||
13 | 10.6 51 | 745.8 29.36 994.32 994.32 | 763.9 30.07 1018.45 1018.45 | 0.5 0.02 0.67 0.67 | 56 | Wind blowing from the north-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 5.0 41 | 10.6 51 | 600-1000 1968-3281 | 16.0 9.9 | 2.2 36 | ||||||||||||||||
10 | 7.2 45 | 745.3 29.34 993.65 993.65 | 763.5 30.06 1017.92 1017.92 | 0.7 0.03 0.93 0.93 | 80 | 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 | 200-300 656-984 | 16.0 9.9 | 3.9 39 | ||||||||||||||||||
07 | 5.0 41 | 744.6 29.31 992.72 992.72 | 762.7 30.03 1016.85 1016.85 | 0.8 0.03 1.07 1.07 | 93 | Wind blowing from the north | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 4.4 40 | 100-200 328-656 | 12.0 7.5 | 3.9 39 | 3.0 0.12 | 6 | |||||||||||||||
04 | 5.6 42 | 743.8 29.28 991.65 991.65 | 761.9 30 1015.78 1015.78 | 0.0 0 0 0 | 92 | Wind blowing from the north | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, slight at time of observation. | 100-200 328-656 | 6.0 3.7 | 4.4 40 | 3.0 0.12 | 3 | |||||||||||||||
01 | 5.6 42 | 743.8 29.28 991.65 991.65 | 762.1 30 1016.05 1016.05 | -2.7 -0.11 -3.6 -3.6 | 92 | Wind blowing from the north-northeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | Drizzle, not freezing, continuous, slight at time of observation. | 3.3 38 | 6.7 44 | 50-100 164-328 | 4.8 3.0 | 4.4 40 | 2.0 0.08 | 6 | |||||||||||||