Weather archive in Chicago / O'Hare (airport), METAR
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| Date / Local time | T | Po | P | U | DD | Ff | ff10 | WW | W'W' | c | VV | Td | |
| 2025 December 8, Monday | 22:51 | -6 21 | 745.1 29.33 993.39 993.39 | 764.8 30.11 1019.65 1019.65 | 68 | Wind blowing from the south-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Broken clouds (60-90%) 1320 m4330 feet, overcast (100%) 4500 m14760 feet Broken clouds (6/10-9/10) 1320 m4330 feet, overcast (10/10) 4500 m14760 feet Broken clouds (5-7 oktas) 1320 m4330 feet, overcast (8 oktas) 4500 m14760 feet | 16.0 9.9 | -11 12 | |||
21:51 | -6 21 | 745.6 29.35 994.05 994.05 | 765.3 30.13 1020.32 1020.32 | 63 | Wind blowing from the south | 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 | Broken clouds (60-90%) 1440 m4723 feet, overcast (100%) 5400 m17712 feet Broken clouds (6/10-9/10) 1440 m4723 feet, overcast (10/10) 5400 m17712 feet Broken clouds (5-7 oktas) 1440 m4723 feet, overcast (8 oktas) 5400 m17712 feet | 16.0 9.9 | -12 10 | |||
20:51 | -6 21 | 746.4 29.39 995.12 995.12 | 766.1 30.16 1021.38 1021.38 | 68 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Few clouds (10-30%) 1350 m4428 feet, broken clouds (60-90%) 5100 m16728 feet, overcast (100%) 7500 m24600 feet Few clouds (1/10-3/10) 1350 m4428 feet, broken clouds (6/10-9/10) 5100 m16728 feet, overcast (10/10) 7500 m24600 feet Few clouds (1-2 oktas) 1350 m4428 feet, broken clouds (5-7 oktas) 5100 m16728 feet, overcast (8 oktas) 7500 m24600 feet | 16.0 9.9 | -11 12 | ||||
19:51 | -6 21 | 747.1 29.41 996.05 996.05 | 766.8 30.19 1022.32 1022.32 | 68 | Wind blowing from the south-southeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | Broken clouds (60-90%) 5700 m18696 feet, overcast (100%) 7500 m24600 feet Broken clouds (6/10-9/10) 5700 m18696 feet, overcast (10/10) 7500 m24600 feet Broken clouds (5-7 oktas) 5700 m18696 feet, overcast (8 oktas) 7500 m24600 feet | 16.0 9.9 | -11 12 | ||||
18:51 | -6 21 | 747.8 29.44 996.98 996.98 | 767.6 30.22 1023.38 1023.38 | 63 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Broken clouds (60-90%) 7500 m24600 feet Broken clouds (6/10-9/10) 7500 m24600 feet Broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | -12 10 | ||||
17:51 | -5 23 | 748.1 29.45 997.38 997.38 | 767.8 30.23 1023.65 1023.65 | 63 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Few clouds (10-30%) 7500 m24600 feet Few clouds (1/10-3/10) 7500 m24600 feet Few clouds (1-2 oktas) 7500 m24600 feet | 16.0 9.9 | -11 12 | ||||
16:51 | -4 25 | 748.5 29.47 997.92 997.92 | 768.1 30.24 1024.05 1024.05 | 59 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Few clouds (10-30%) 2250 m7380 feet, few clouds (10-30%) 7500 m24600 feet Few clouds (1/10-3/10) 2250 m7380 feet, few clouds (1/10-3/10) 7500 m24600 feet Few clouds (1-2 oktas) 2250 m7380 feet, few clouds (1-2 oktas) 7500 m24600 feet | 16.0 9.9 | -11 12 | ||||
15:51 | -3 27 | 749.3 29.5 998.98 998.98 | 768.9 30.27 1025.12 1025.12 | 50 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Few clouds (10-30%) 900 m2952 feet, broken clouds (60-90%) 2250 m7380 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 900 m2952 feet, broken clouds (6/10-9/10) 2250 m7380 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 900 m2952 feet, broken clouds (5-7 oktas) 2250 m7380 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | -12 10 | ||||
14:51 | -3 27 | 749.0 29.49 998.58 998.58 | 768.6 30.26 1024.72 1024.72 | 50 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Few clouds (10-30%) 900 m2952 feet, broken clouds (60-90%) 2250 m7380 feet Few clouds (1/10-3/10) 900 m2952 feet, broken clouds (6/10-9/10) 2250 m7380 feet Few clouds (1-2 oktas) 900 m2952 feet, broken clouds (5-7 oktas) 2250 m7380 feet | 16.0 9.9 | -12 10 | ||||
13:51 | -4 25 | 749.4 29.5 999.12 999.12 | 769.1 30.28 1025.38 1025.38 | 54 | Wind blowing from the south-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Few clouds (10-30%) 900 m2952 feet, scattered clouds (40-50%) 2100 m6888 feet, scattered clouds (40-50%) 7500 m24600 feet Few clouds (1/10-3/10) 900 m2952 feet, scattered clouds (4/10-5/10) 2100 m6888 feet, scattered clouds (4/10-5/10) 7500 m24600 feet Few clouds (1-2 oktas) 900 m2952 feet, scattered clouds (3-4 oktas) 2100 m6888 feet, scattered clouds (3-4 oktas) 7500 m24600 feet | 16.0 9.9 | -12 10 | ||||
12:51 | -5 23 | 749.9 29.52 999.78 999.78 | 769.6 30.3 1026.05 1026.05 | 54 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Few clouds (10-30%) 900 m2952 feet, few clouds (10-30%) 3000 m9840 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 900 m2952 feet, few clouds (1/10-3/10) 3000 m9840 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 900 m2952 feet, few clouds (1-2 oktas) 3000 m9840 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | -13 9 | ||||
11:51 | -5 23 | 750.3 29.54 1000.32 1000.32 | 770.1 30.32 1026.72 1026.72 | 50 | Wind blowing from the south-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Few clouds (10-30%) 900 m2952 feet, few clouds (10-30%) 3600 m11808 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 900 m2952 feet, few clouds (1/10-3/10) 3600 m11808 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 900 m2952 feet, few clouds (1-2 oktas) 3600 m11808 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | -14 7 | ||||
10:51 | -6 21 | 751.2 29.57 1001.52 1001.52 | 771.1 30.36 1028.05 1028.05 | 58 | Wind blowing from the south-east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Few clouds (10-30%) 840 m2755 feet, few clouds (10-30%) 3600 m11808 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 840 m2755 feet, few clouds (1/10-3/10) 3600 m11808 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 840 m2755 feet, few clouds (1-2 oktas) 3600 m11808 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | -13 9 | ||||
09:51 | -6 21 | 751.5 29.59 1001.92 1001.92 | 771.4 30.37 1028.45 1028.45 | 63 | Wind blowing from the south-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Few clouds (10-30%) 750 m2460 feet, broken clouds (60-90%) 3600 m11808 feet, broken clouds (60-90%) 7500 m24600 feet Few clouds (1/10-3/10) 750 m2460 feet, broken clouds (6/10-9/10) 3600 m11808 feet, broken clouds (6/10-9/10) 7500 m24600 feet Few clouds (1-2 oktas) 750 m2460 feet, broken clouds (5-7 oktas) 3600 m11808 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | -12 10 | ||||
08:59 | -7 19 | 751.2 29.57 1001.52 1001.52 | 771.1 30.36 1028.05 1028.05 | 68 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Overcast (100%) 840 m2755 feet Overcast (10/10) 840 m2755 feet Overcast (8 oktas) 840 m2755 feet | 16.0 9.9 | -12 10 | ||||
08:51 | -7 19 | 751.2 29.57 1001.52 1001.52 | 771.1 30.36 1028.05 1028.05 | 68 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Broken clouds (60-90%) 900 m2952 feet, broken clouds (60-90%) 7500 m24600 feet Broken clouds (6/10-9/10) 900 m2952 feet, broken clouds (6/10-9/10) 7500 m24600 feet Broken clouds (5-7 oktas) 900 m2952 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | -12 10 | ||||
07:51 | -8 18 | 751.1 29.57 1001.38 1001.38 | 771.1 30.36 1028.05 1028.05 | 73 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Broken clouds (60-90%) 900 m2952 feet, broken clouds (60-90%) 7500 m24600 feet Broken clouds (6/10-9/10) 900 m2952 feet, broken clouds (6/10-9/10) 7500 m24600 feet Broken clouds (5-7 oktas) 900 m2952 feet, broken clouds (5-7 oktas) 7500 m24600 feet | 16.0 9.9 | -12 10 | ||||
06:51 | -8 18 | 750.9 29.56 1001.12 1001.12 | 770.9 30.35 1027.78 1027.78 | 73 | Wind blowing from the west-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Broken clouds (60-90%) 900 m2952 feet Broken clouds (6/10-9/10) 900 m2952 feet Broken clouds (5-7 oktas) 900 m2952 feet | 16.0 9.9 | -12 10 | ||||
05:51 | -8 18 | 750.6 29.55 1000.72 1000.72 | 770.6 30.34 1027.38 1027.38 | 73 | Wind blowing from the north-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Broken clouds (60-90%) 930 m3050 feet Broken clouds (6/10-9/10) 930 m3050 feet Broken clouds (5-7 oktas) 930 m3050 feet | 16.0 9.9 | -12 10 | ||||
04:51 | -8 18 | 750.4 29.54 1000.45 1000.45 | 770.4 30.33 1027.12 1027.12 | 73 | Calm, no wind | Calm | Overcast (100%) 930 m3050 feet Overcast (10/10) 930 m3050 feet Overcast (8 oktas) 930 m3050 feet | 16.0 9.9 | -12 10 | ||||
03:51 | -8 18 | 750.4 29.54 1000.45 1000.45 | 770.4 30.33 1027.12 1027.12 | 73 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Broken clouds (60-90%) 990 m3247 feet Broken clouds (6/10-9/10) 990 m3247 feet Broken clouds (5-7 oktas) 990 m3247 feet | 16.0 9.9 | -12 10 | ||||
02:51 | -8 18 | 750.4 29.54 1000.45 1000.45 | 770.4 30.33 1027.12 1027.12 | 73 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Overcast (100%) 990 m3247 feet Overcast (10/10) 990 m3247 feet Overcast (8 oktas) 990 m3247 feet | 16.0 9.9 | -12 10 | ||||
02:34 | -8 18 | 750.4 29.54 1000.45 1000.45 | 770.4 30.33 1027.12 1027.12 | 73 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Overcast (100%) 990 m3247 feet Overcast (10/10) 990 m3247 feet Overcast (8 oktas) 990 m3247 feet | 16.0 9.9 | -12 10 | ||||
01:51 | -8 18 | 750.1 29.53 1000.05 1000.05 | 770.1 30.32 1026.72 1026.72 | 73 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Light snow | Overcast (100%) 990 m3247 feet Overcast (10/10) 990 m3247 feet Overcast (8 oktas) 990 m3247 feet | 16.0 9.9 | -12 10 | |||
01:21 | -8 18 | 750.1 29.53 1000.05 1000.05 | 770.1 30.32 1026.72 1026.72 | 73 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Light snow | Overcast (100%) 900 m2952 feet Overcast (10/10) 900 m2952 feet Overcast (8 oktas) 900 m2952 feet | 16.0 9.9 | -12 10 | |||
00:51 | -8 18 | 750.1 29.53 1000.05 1000.05 | 770.1 30.32 1026.72 1026.72 | 73 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Overcast (100%) 960 m3149 feet Overcast (10/10) 960 m3149 feet Overcast (8 oktas) 960 m3149 feet | 16.0 9.9 | -12 10 | ||||
00:17 | -8 18 | 749.9 29.52 999.78 999.78 | 769.9 30.31 1026.45 1026.45 | 73 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Overcast (100%) 930 m3050 feet Overcast (10/10) 930 m3050 feet Overcast (8 oktas) 930 m3050 feet | 16.0 9.9 | -12 10 | ||||
| December 7, Sunday | 23:51 | -8 18 | 750.1 29.53 1000.05 1000.05 | 770.1 30.32 1026.72 1026.72 | 68 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Light snow | Broken clouds (60-90%) 930 m3050 feet, overcast (100%) 1170 m3838 feet Broken clouds (6/10-9/10) 930 m3050 feet, overcast (10/10) 1170 m3838 feet Broken clouds (5-7 oktas) 930 m3050 feet, overcast (8 oktas) 1170 m3838 feet | 16.0 9.9 | -13 9 | ||
23:43 | -9 16 | 750.0 29.53 999.92 999.92 | 770.1 30.32 1026.72 1026.72 | 73 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Light snow | Broken clouds (60-90%) 900 m2952 feet, overcast (100%) 1170 m3838 feet Broken clouds (6/10-9/10) 900 m2952 feet, overcast (10/10) 1170 m3838 feet Broken clouds (5-7 oktas) 900 m2952 feet, overcast (8 oktas) 1170 m3838 feet | 16.0 9.9 | -13 9 | |||
23:29 | -9 16 | 750.0 29.53 999.92 999.92 | 770.1 30.32 1026.72 1026.72 | 73 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Light snow | Broken clouds (60-90%) 870 m2854 feet, overcast (100%) 1110 m3641 foot Broken clouds (6/10-9/10) 870 m2854 feet, overcast (10/10) 1110 m3641 foot Broken clouds (5-7 oktas) 870 m2854 feet, overcast (8 oktas) 1110 m3641 foot | 16.0 9.9 | -13 9 | |||
23:10 | -9 16 | 750.0 29.53 999.92 999.92 | 770.1 30.32 1026.72 1026.72 | 73 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Broken clouds (60-90%) 810 m2657 feet, overcast (100%) 1050 m3444 feet Broken clouds (6/10-9/10) 810 m2657 feet, overcast (10/10) 1050 m3444 feet Broken clouds (5-7 oktas) 810 m2657 feet, overcast (8 oktas) 1050 m3444 feet | 16.0 9.9 | -13 9 | ||||
22:51 | -8 18 | 750.1 29.53 1000.05 1000.05 | 770.1 30.32 1026.72 1026.72 | 68 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Scattered clouds (40-50%) 750 m2460 feet, overcast (100%) 1050 m3444 feet Scattered clouds (4/10-5/10) 750 m2460 feet, overcast (10/10) 1050 m3444 feet Scattered clouds (3-4 oktas) 750 m2460 feet, overcast (8 oktas) 1050 m3444 feet | 16.0 9.9 | -13 9 | ||||