Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Imperial (Metric)
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
02 07:51 N 7 10.00 Mostly Cloudy SCT021 BKN030 BKN060 81 73 77% 86 30.05 1017.0
02 06:51 SW 7 10.00 A Few Clouds FEW045 FEW070 FEW300 80.1 73.9 82.9 78.1 82% 85 30.03 1016.1
02 05:51 SW 5 10.00 Partly Cloudy FEW040 SCT060 SCT250 79 73 82% 82 30.02 1015.8
02 04:51 SW 6 10.00 Partly Cloudy FEW050 SCT250 79 73 82% 82 30 1015.3
02 03:51 S 6 10.00 Fair CLR 80.1 73 79% 84 30 1015.2
02 02:51 SW 6 10.00 Fair CLR 81 73 77% 86 30 1015.0
02 01:51 SW 7 10.00 Fair CLR 82 73 74% 87 29.99 1014.9
02 00:51 SW 10 G 23 10.00 Fair CLR 82.9 73 91 82.9 72% 89 29.98 1014.5
01 23:51 SW 12 G 20 10.00 Fair CLR 84 73 70% 90 29.96 1013.6
01 22:51 SW 9 G 20 10.00 Fair CLR 84 73.9 72% 91 29.96 1013.7
01 20:51 SW 12 10.00 A Few Clouds FEW250 87.1 72 61% 94 29.94 1013.3
01 19:51 SW 14 G 21 10.00 Partly Cloudy FEW045 SCT300 89.1 71.1 55% 95 29.94 1013.0
01 18:51 S 13 G 25 10.00 Mostly Cloudy FEW045 BKN300 91 69.1 95 91 49% 96 29.94 1013.3
01 17:51 SW 14 G 25 10.00 Mostly Cloudy FEW045 BKN300 93 68 44% 97 29.94 1013.2
01 16:51 SW 13 G 25 10.00 Mostly Cloudy FEW045 BKN300 93.9 64.9 38% 96 29.95 1013.6
01 15:51 SW 18 G 28 10.00 Partly Cloudy FEW045 SCT300 95 63 35% 96 29.96 1013.6
01 14:51 SW 16 G 24 10.00 A Few Clouds FEW043 FEW300 93.9 66.9 41% 98 29.96 1013.7
01 13:51 SW 13 G 25 10.00 A Few Clouds FEW050 FEW300 93 66.9 42% 97 29.96 1013.9
01 12:51 SW 15 G 22 10.00 A Few Clouds FEW300 91.9 70 91.9 81 49% 98 29.97 1014.0
01 11:51 SW 12 G 20 10.00 A Few Clouds FEW300 90 71.1 54% 96 29.97 1014.1
01 10:51 SW 16 G 25 10.00 A Few Clouds FEW300 88 71.1 57% 94 29.98 1014.5
01 09:51 SW 13 G 18 10.00 A Few Clouds FEW300 87.1 72 61% 94 29.98 1014.5
01 07:51 SW 9 G 20 10.00 A Few Clouds FEW250 82.9 73 72% 89 29.97 1014.2
01 06:51 SW 9 10.00 A Few Clouds FEW250 81 73 82 80.1 77% 86 29.95 1013.7
01 05:51 SW 12 10.00 A Few Clouds FEW250 80.1 73 79% 84 29.93 1012.9
01 04:51 SW 12 10.00 Fair CLR 80.1 73 79% 84 29.93 1012.8
01 03:51 SW 9 10.00 Fair CLR 81 73 77% 86 29.94 1013.1
01 02:51 SW 12 10.00 Fair CLR 81 73.9 79% 86 29.95 1013.4
01 01:51 SW 10 10.00 Fair CLR 81 73.9 79% 86 29.94 1013.0
01 00:51 SW 10 10.00 Fair CLR 82 73 91 82 74% 87 29.93 1012.9
30 23:51 SW 8 10.00 Fair CLR 84 73 70% 90 29.94 1013.0
30 22:51 SW 12 10.00 Fair CLR 86 73.9 67% 94 29.93 1012.7
30 21:51 SW 12 G 23 10.00 Fair CLR 87.1 75 67% 97 29.92 1012.4
30 20:51 SW 14 G 29 10.00 A Few Clouds FEW037 88 75 66% 98 29.9 1011.7
30 19:51 SW 18 G 24 10.00 A Few Clouds FEW037 FEW300 90 75 62% 100 29.88 1011.1
30 18:51 SW 16 G 30 10.00 A Few Clouds FEW037 FEW300 91 75 93.9 90 59% 102 29.87 1010.9
30 17:51 S 18 G 35 10.00 Partly Cloudy FEW037 SCT300 93 73.9 54% 103 29.86 1010.4
30 16:51 S 21 G 31 10.00 Mostly Cloudy and Breezy FEW035 BKN300 93 73.9 54% 103 29.87 1010.8
30 15:51 SW 16 G 28 10.00 Mostly Cloudy FEW035 BKN300 93.9 75 54% 106 29.89 1011.5
30 14:51 SW 13 G 24 10.00 Mostly Cloudy FEW033 BKN300 93 75 56% 104 29.89 1011.5
30 13:51 S 12 G 20 10.00 Mostly Cloudy FEW035 BKN300 91.9 75 58% 103 29.91 1012.1
30 12:51 W 13 G 18 10.00 Mostly Cloudy BKN033 BKN300 90 73.9 90 79 59% 99 29.93 1012.8
30 11:51 SW 12 10.00 Mostly Cloudy SCT032 BKN300 89.1 75 63% 99 29.94 1013.1
30 10:51 SW 13 G 21 10.00 Mostly Cloudy FEW028 BKN300 87.1 75 67% 97 29.94 1013.0
30 09:51 SW 9 G 23 10.00 A Few Clouds FEW022 FEW300 86 75 70% 95 29.92 1012.7
30 08:51 SW 13 G 25 10.00 A Few Clouds FEW018 FEW300 82.9 73.9 74% 89 29.93 1013.0
30 07:51 SW 14 G 24 10.00 Partly Cloudy FEW015 SCT300 81 75 82% 87 29.94 1013.2
30 06:51 SW 12 G 21 9.00 Mostly Cloudy FEW011 BKN300 79 75 82 79 88% 83 29.93 1012.8
30 05:51 SW 10 10.00 A Few Clouds FEW011 FEW300 79 73.9 85% 83 29.92 1012.6
30 04:51 SW 12 G 21 10.00 Fair CLR 79 75 88% 83 29.91 1012.2
30 03:51 SW 10 10.00 Fair CLR 79 75 88% 83 29.91 1012.0
30 02:51 SW 10 10.00 Fair CLR 80.1 75 85% 85 29.91 1012.2
30 01:51 SW 10 10.00 Fair CLR 82 75 79% 89 29.9 1011.8
30 00:51 S 15 G 24 10.00 Fair CLR 82 75 89.1 82 79% 89 29.89 1011.4
29 23:51 S 10 G 22 10.00 A Few Clouds FEW035 82.9 75.9 79% 91 29.9 1011.7
29 22:51 S 10 10.00 A Few Clouds FEW040 FEW250 84 75.9 77% 93 29.91 1012.1
29 21:51 S 10 G 20 10.00 Partly Cloudy SCT038 SCT250 84.9 75 72% 93 29.91 1012.2
29 20:51 S 10 G 22 10.00 Partly Cloudy FEW035 SCT250 86 75 70% 95 29.9 1011.8
29 19:51 S 14 G 26 10.00 Mostly Cloudy FEW043 BKN250 88 73 61% 96 29.89 1011.6
29 18:51 S 20 G 30 10.00 Mostly Cloudy SCT042 BKN250 89.1 73 91.9 88 59% 97 29.88 1011.0
29 17:51 S 14 G 26 10.00 Mostly Cloudy FEW043 SCT200 BKN250 91 73.9 57% 101 29.87 1010.8
29 16:51 S 20 G 30 10.00 Mostly Cloudy FEW042 FEW200 BKN250 91.9 73 54% 101 29.87 1011.0
29 15:51 S 16 G 29 10.00 Mostly Cloudy FEW042 SCT200 BKN250 91.9 73 54% 101 29.88 1011.1
29 14:51 S 15 G 28 10.00 Mostly Cloudy SCT039 BKN200 BKN250 91 73.9 57% 101 29.89 1011.5
29 13:51 S 16 G 24 10.00 Mostly Cloudy SCT035 BKN200 BKN250 90 75 62% 100 29.9 1012.0
29 12:51 SW 12 10.00 Mostly Cloudy BKN032 BKN200 BKN250 89.1 75 90 77 63% 99 29.92 1012.5
29 11:51 S 14 10.00 Mostly Cloudy SCT029 BKN250 89.1 75 63% 99 29.91 1012.3
29 10:51 S 13 10.00 Partly Cloudy SCT022 SCT250 86 75 70% 95 29.91 1012.2
29 09:51 SW 16 G 21 10.00 Partly Cloudy SCT018 SCT250 84 75 74% 92 29.92 1012.5
29 08:51 S 10 10.00 Mostly Cloudy BKN014 81 75 82% 87 29.93 1012.8
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)