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.
04 13:51 S 24 G 39 16.09 Mostly Cloudy FEW200 BKN300 28.9 7.2 25% 28 76.35 1017.5
04 12:51 SW 26 G 43 16.09 Mostly Cloudy BKN300 28.9 8.3 28.9 19.4 27% 28 76.4 1018.1
04 11:51 SW 17 16.09 Mostly Cloudy BKN300 26.7 10.6 37% 26 76.48 1019.2
04 10:51 S 24 G 35 16.09 Mostly Cloudy BKN300 26.7 9.4 34% 26 76.53 1019.7
04 09:51 SW 17 16.09 Mostly Cloudy BKN300 25 11.1 42% 26 76.56 1020.2
04 08:51 SW 13 16.09 Mostly Cloudy BKN300 23.9 10 42% 25 76.58 1020.6
04 07:51 SW 9 16.09 Mostly Cloudy BKN300 21.7 10 47% 76.58 1020.7
04 06:51 SW 7 16.09 Mostly Cloudy BKN300 19.4 9.4 19.4 16.7 53% 76.61 1020.9
04 05:51 SW 6 16.09 Mostly Cloudy FEW200 BKN300 18.3 8.9 54% 76.61 1020.9
04 04:51 SW 11 16.09 Partly Cloudy SCT250 17.8 8.9 56% 76.61 1020.7
04 03:51 SW 11 16.09 Mostly Cloudy BKN250 18.3 8.9 54% 76.61 1020.9
04 02:51 SW 9 16.09 Mostly Cloudy BKN250 17.8 8.3 54% 76.61 1021.0
04 01:51 S 7 16.09 Mostly Cloudy BKN250 17.2 8.3 56% 76.58 1020.7
04 00:51 Calm 16.09 Partly Cloudy SCT250 17.2 8.3 24.4 17.2 56% 76.58 1020.7
03 23:51 Calm 16.09 A Few Clouds FEW250 17.8 7.2 50% 76.58 1020.7
03 22:51 E 9 16.09 A Few Clouds FEW250 18.9 5.6 42% 76.61 1021.1
03 20:51 E 9 16.09 Partly Cloudy SCT250 21.1 5 35% 76.61 1021.1
03 19:51 E 13 16.09 Mostly Cloudy BKN250 22.8 5.6 33% 76.63 1021.4
03 18:51 E 15 16.09 Mostly Cloudy BKN250 24.4 5.6 28.3 24.4 30% 25 76.66 1021.8
03 17:51 E 15 16.09 Mostly Cloudy BKN250 26.7 5.6 26% 26 76.71 1022.3
03 16:51 SE 7 16.09 Mostly Cloudy BKN250 27.8 3.9 22% 27 76.76 1023.2
03 15:51 Vrbl 7 16.09 Partly Cloudy SCT250 27.8 3.3 21% 27 76.81 1023.6
03 14:51 Vrbl 6 16.09 Partly Cloudy SCT250 27.2 2.2 20% 26 76.86 1024.4
03 12:51 E 6 16.09 Mostly Cloudy BKN250 25.6 2.2 26.1 15.6 22% 25 76.96 1025.9
03 11:51 SE 13 16.09 Mostly Cloudy BKN250 25.6 2.8 23% 25 77.01 1026.5
03 10:51 SE 13 16.09 Mostly Cloudy BKN250 25.6 5 27% 26 77.01 1026.6
03 09:51 S 9 16.09 Mostly Cloudy BKN250 23.3 3.3 27% 77.06 1027.2
03 08:51 SE 6 16.09 Mostly Cloudy BKN250 21.1 6.7 39% 77.09 1027.7
03 07:51 Calm 16.09 Mostly Cloudy BKN250 17.8 8.9 56% 77.11 1028.0
03 06:51 Calm 16.09 Partly Cloudy SCT250 15.6 7.8 15.6 11.7 60% 77.11 1027.8
03 05:51 N 6 16.09 A Few Clouds FEW250 12.2 6.7 69% 77.11 1028.0
03 04:51 N 7 16.09 A Few Clouds FEW250 12.2 6.1 67% 77.09 1027.6
03 03:51 N 6 16.09 Fair CLR 12.8 6.1 64% 77.06 1027.5
03 02:51 N 7 16.09 Fair CLR 13.3 6.1 62% 77.06 1027.3
03 01:51 Calm 16.09 Fair CLR 13.9 6.1 60% 77.06 1027.0
03 00:51 NE 7 16.09 Fair CLR 13.9 5.6 21.7 13.9 58% 76.99 1026.3
02 23:51 NE 7 16.09 Fair CLR 13.9 6.1 60% 77.01 1026.5
02 21:51 NE 13 16.09 Fair CLR 15.6 3.9 46% 77.01 1026.6
02 20:51 N 20 16.09 A Few Clouds FEW300 16.7 3.3 41% 77.01 1026.5
02 19:51 NE 20 16.09 A Few Clouds FEW300 17.8 3.3 38% 77.01 1026.6
02 18:51 NE 19 16.09 A Few Clouds FEW300 21.7 2.8 23.3 21.7 29% 76.99 1026.2
02 17:51 NE 19 16.09 A Few Clouds FEW300 22.2 1.7 26% 76.99 1026.4
02 16:51 N 20 G 39 16.09 A Few Clouds FEW300 23.3 1.1 23% 77.04 1026.9
02 15:51 NE 19 16.09 A Few Clouds FEW300 22.8 -0.6 21% 77.06 1027.4
02 14:51 NE 24 G 35 16.09 A Few Clouds FEW300 22.8 4.4 30% 77.09 1027.6
02 13:51 NE 24 G 33 16.09 A Few Clouds FEW300 22.8 4.4 30% 77.09 1027.6
02 12:51 E 20 16.09 A Few Clouds FEW300 23.3 3.9 23.3 15 28% 77.06 1027.1
02 10:51 E 17 16.09 A Few Clouds FEW300 21.1 6.7 39% 77.06 1027.4
02 09:51 E 19 16.09 A Few Clouds FEW300 20.6 7.8 44% 77.04 1026.9
02 08:51 E 11 16.09 A Few Clouds FEW300 19.4 8.3 49% 77.01 1026.6
02 07:51 E 9 16.09 A Few Clouds FEW090 FEW300 17.2 8.9 58% 76.99 1026.3
02 06:51 NE 7 16.09 Partly Cloudy FEW090 SCT300 15 8.9 15 10 67% 76.94 1025.7
02 05:51 NE 9 16.09 Mostly Cloudy FEW100 BKN300 12.8 8.3 74% 76.86 1024.7
02 04:51 N 9 16.09 A Few Clouds FEW300 10.6 7.2 80% 76.78 1023.7
02 03:51 N 9 16.09 A Few Clouds FEW300 11.1 6.7 75% 76.73 1023.0
02 02:51 N 9 16.09 Fair CLR 11.1 5 66% 76.71 1022.5
02 01:51 N 11 16.09 Fair CLR 12.8 5.6 62% 76.71 1022.4
02 00:51 Calm 16.09 Fair CLR 13.3 3.3 20 13.3 51% 76.66 1022.1
01 23:51 N 9 16.09 A Few Clouds FEW250 13.9 2.8 47% 76.66 1021.9
01 22:51 Calm 16.09 A Few Clouds FEW250 14.4 2.8 46% 76.66 1021.9
01 21:51 NE 11 16.09 A Few Clouds FEW250 16.1 2.8 41% 76.66 1021.9
01 20:51 N 17 16.09 Mostly Cloudy FEW210 BKN250 17.2 3.9 41% 76.56 1020.5
01 19:51 NE 13 16.09 Mostly Cloudy SCT210 BKN250 18.3 3.3 37% 76.53 1020.0
01 18:51 NE 13 16.09 Mostly Cloudy SCT210 BKN250 20 3.9 22.8 18.3 35% 76.5 1019.7
01 17:51 NE 20 16.09 Mostly Cloudy BKN210 BKN250 19.4 1.7 31% 76.48 1019.7
01 16:51 NE 20 16.09 Mostly Cloudy SCT180 BKN250 20 1.1 28% 76.48 1019.4
01 15:51 NE 17 16.09 Mostly Cloudy FEW150 BKN190 BKN250 21.7 2.2 28% 76.45 1019.0
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)