Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Metric (Imperial)
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
23 04:51 Calm 12.87 A Few Clouds FEW250 11.7 7.8 77% 75.95 1012.5
23 03:51 Calm 16.09 A Few Clouds FEW250 11.1 6.1 72% 75.97 1012.8
23 02:51 W 6 16.09 A Few Clouds FEW250 11.1 5 66% 76 1013.0
23 01:51 Calm 16.09 A Few Clouds FEW250 11.1 3.9 61% 76.02 1013.3
23 00:51 Calm 16.09 A Few Clouds FEW250 11.1 2.8 15.6 10.6 57% 76.05 1013.9
22 23:51 Calm 16.09 A Few Clouds FEW250 11.1 2.2 55% 76.07 1014.1
22 22:51 E 7 16.09 A Few Clouds FEW250 10.6 1.1 52% 76.05 1013.9
22 21:51 E 11 16.09 A Few Clouds FEW250 11.1 0.6 49% 76.07 1014.1
22 20:51 NE 13 16.09 A Few Clouds FEW250 11.7 0 45% 76.07 1014.0
22 19:51 NE 17 16.09 Partly Cloudy SCT250 12.8 2.2 49% 76.05 1013.9
22 18:51 NE 13 16.09 Partly Cloudy SCT250 15.6 7.8 22.8 15.6 60% 76.02 1013.3
22 17:51 E 17 16.09 Partly Cloudy SCT250 17.2 8.9 58% 76.02 1013.3
22 16:51 E 19 16.09 A Few Clouds FEW035 18.3 9.4 56% 76.02 1013.5
22 15:51 NE 17 16.09 A Few Clouds FEW035 19.4 10.6 57% 76.07 1013.8
22 14:51 NE 22 16.09 A Few Clouds FEW037 21.1 11.7 55% 76.07 1013.9
22 13:51 NE 11 16.09 A Few Clouds FEW010 FEW029 22.2 13.9 59% 76.07 1013.9
22 12:51 E 11 16.09 A Few Clouds FEW026 FEW250 21.1 13.9 21.1 15.6 64% 76.07 1014.1
22 11:51 E 9 16.09 Partly Cloudy SCT026 SCT250 18.3 11.1 63% 76.12 1014.5
22 10:51 NE 15 16.09 Mostly Cloudy BKN022 15.6 9.4 67% 76.1 1014.3
22 09:51 W 15 16.09 Mostly Cloudy BKN021 20 14.4 70% 76.05 1013.5
22 08:51 W 19 16.09 Partly Cloudy SCT022 SCT090 SCT250 19.4 14.4 73% 76.02 1013.1
22 07:51 W 15 16.09 A Few Clouds FEW065 FEW100 FEW250 18.3 13.9 76% 76.02 1013.0
22 06:51 SW 19 G 33 16.09 A Few Clouds FEW060 FEW100 FEW250 17.2 13.3 17.2 16.1 78% 75.97 1012.5
22 05:51 SW 17 16.09 A Few Clouds FEW100 FEW250 16.7 12.8 78% 75.95 1012.0
22 04:51 SW 11 16.09 Partly Cloudy SCT110 SCT250 16.7 12.2 75% 75.92 1011.7
22 03:51 SW 13 16.09 A Few Clouds FEW100 FEW250 16.7 12.2 75% 75.9 1011.5
22 02:51 SW 9 16.09 Fair CLR 16.1 12.2 78% 75.87 1011.3
22 01:51 SW 11 16.09 Fair CLR 17.2 11.7 70% 75.87 1011.2
22 00:51 SW 11 16.09 Fair CLR 17.2 12.2 23.9 17.2 73% 75.9 1011.5
21 23:51 SW 11 16.09 Fair CLR 18.3 12.2 68% 75.9 1011.5
21 22:51 SW 11 16.09 A Few Clouds FEW250 18.9 11.7 63% 75.9 1011.6
21 21:51 SW 9 16.09 A Few Clouds FEW250 19.4 11.7 61% 75.9 1011.6
21 20:51 SW 7 16.09 Partly Cloudy SCT250 21.1 11.7 55% 75.87 1011.4
21 19:51 SW 7 16.09 Mostly Cloudy FEW060 BKN250 22.2 10.6 48% 75.84 1011.0
21 18:51 W 17 16.09 Mostly Cloudy FEW060 BKN250 23.9 10.6 24.4 21.7 43% 25 75.82 1010.7
21 17:51 W 24 G 33 16.09 Mostly Cloudy SCT060 BKN250 24.4 10.6 42% 25 75.82 1010.6
21 16:51 W 20 G 39 16.09 Mostly Cloudy BKN060 24.4 11.1 43% 26 75.79 1010.1
21 15:51 W 20 16.09 Mostly Cloudy BKN055 BKN095 BKN250 22.8 10.6 46% 75.82 1010.5
21 14:51 W 26 G 35 16.09 Thunderstorm SCT055CB BKN095 BKN120 OVC250 22.2 9.4 44% 75.84 1010.8
21 13:51 SW 22 G 46 16.09 Mostly Cloudy FEW050 SCT065 SCT100 BKN150 BKN250 23.3 9.4 41% 75.84 1011.1
21 12:51 SW 26 G 43 16.09 Mostly Cloudy FEW060 FEW110 SCT200 BKN300 22.2 9.4 22.2 11.1 44% 75.84 1011.1
21 11:51 SW 33 G 46 16.09 Partly Cloudy and Breezy FEW060 FEW100 SCT200 SCT250 20.6 8.3 45% 75.92 1011.9
21 10:51 SW 28 G 48 16.09 Partly Cloudy FEW070 FEW170 SCT250 19.4 7.2 45% 76 1013.1
21 09:51 SW 28 G 56 16.09 Partly Cloudy FEW180 SCT250 17.8 6.1 46% 76.02 1013.4
21 08:51 SW 26 G 43 16.09 Partly Cloudy FEW180 SCT250 15.6 5.6 52% 76.07 1014.2
21 07:51 SW 17 16.09 Mostly Cloudy SCT180 BKN250 12.8 4.4 57% 76.12 1014.9
21 06:51 S 17 G 33 16.09 Mostly Cloudy BKN180 BKN250 11.1 3.3 11.1 10 59% 76.15 1015.3
21 05:51 S 17 16.09 Partly Cloudy SCT170 SCT220 10.6 1.7 54% 76.2 1015.8
21 04:51 S 17 16.09 Partly Cloudy SCT220 10.6 0.6 50% 76.23 1016.4
21 03:51 S 19 16.09 Mostly Cloudy BKN220 10.6 -1.1 45% 76.25 1016.9
21 02:51 S 17 16.09 Mostly Cloudy BKN220 10.6 -1.1 45% 76.3 1017.4
21 01:51 S 19 G 33 16.09 Mostly Cloudy BKN250 10.6 -2.2 41% 76.38 1018.4
21 00:51 S 15 16.09 Mostly Cloudy BKN250 10.6 -2.2 12.8 10 41% 76.43 1019.1
20 23:51 S 17 16.09 Mostly Cloudy BKN250 10 -2.2 43% 8 76.43 1019.3
20 22:51 S 17 G 30 16.09 Mostly Cloudy BKN240 10.6 -2.8 39% 76.48 1019.9
20 21:51 S 20 G 28 16.09 A Few Clouds FEW170 FEW250 11.1 -2.8 38% 76.53 1020.6
20 20:51 S 15 16.09 Partly Cloudy FEW170 SCT250 11.7 -3.3 35% 76.53 1020.6
20 19:51 S 15 G 30 16.09 Mostly Cloudy SCT170 BKN250 12.2 -3.9 33% 76.53 1020.6
20 18:51 S 20 16.09 Mostly Cloudy SCT170 BKN250 12.8 -4.4 13.3 10 30% 76.61 1021.7
20 17:51 S 13 16.09 Mostly Cloudy SCT210 BKN250 13.3 -4.4 29% 76.68 1022.8
20 16:51 S 13 G 31 16.09 Mostly Cloudy SCT180 BKN250 13.3 -5 28% 76.76 1023.8
20 15:51 SW 22 G 31 16.09 Partly Cloudy SCT250 12.8 -5.6 28% 76.81 1024.5
20 14:51 S 17 16.09 Partly Cloudy SCT250 11.7 -5 31% 76.91 1025.6
20 13:51 SW 13 G 30 16.09 A Few Clouds FEW060 FEW250 11.1 -6.1 30% 76.94 1026.1
20 12:51 S 13 16.09 Partly Cloudy FEW055 SCT250 10.6 -6.7 10.6 2.8 29% 77.01 1027.0
20 11:51 S 13 16.09 Partly Cloudy FEW047 SCT250 8.9 -7.2 32% 7 77.06 1027.8
20 10:51 S 9 16.09 Partly Cloudy FEW044 SCT050 SCT250 8.9 -5 37% 8 77.09 1028.0
20 09:51 S 13 16.09 Partly Cloudy SCT039 SCT250 6.7 -3.9 47% 4 77.09 1028.2
20 08:51 SE 11 16.09 Partly Cloudy FEW038 SCT250 6.7 -1.7 55% 5 77.11 1028.3
20 07:51 SE 9 16.09 A Few Clouds FEW250 5 -1.7 62% 3 77.11 1028.3
20 06:51 E 6 16.09 A Few Clouds FEW250 2.8 -1.1 3.9 0.6 76% 77.06 1027.8
20 05:51 N 6 16.09 Fair CLR 2.2 -2.2 73% 76.99 1027.0
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)