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.
03 01:51 N 9 16.09 Fair CLR 17.8 15 84% 76 1012.7
03 00:51 N 13 16.09 Fair CLR 18.9 15.6 22.8 18.3 81% 76 1012.8
02 23:51 N 15 16.09 Fair CLR 18.9 16.1 84% 76 1012.9
02 22:51 N 15 16.09 Fair CLR 18.9 16.7 87% 75.97 1012.7
02 21:51 N 22 16.09 Fair CLR 20.6 16.7 78% 75.97 1012.5
02 20:51 N 20 16.09 A Few Clouds FEW020 20.6 16.7 78% 75.95 1012.1
02 19:51 NE 26 16.09 A Few Clouds FEW030 21.7 17.2 76% 75.92 1011.7
02 18:51 NE 24 16.09 A Few Clouds FEW030 22.8 17.8 25.6 22.2 74% 75.9 1011.4
02 17:51 NE 20 16.09 Partly Cloudy FEW026 SCT034 23.3 18.9 76% 75.87 1011.3
02 16:51 N 24 G 33 16.09 Mostly Cloudy BKN028 24.4 17.8 67% 25 75.9 1011.3
02 15:51 N 20 16.09 Mostly Cloudy SCT021 BKN028 BKN036 24.4 18.3 69% 25 75.87 1011.0
02 14:51 NE 28 16.09 Mostly Cloudy SCT018 BKN024 BKN038 23.9 18.3 71% 25 75.9 1011.3
02 13:51 N 20 16.09 Mostly Cloudy BKN018 BKN025 23.3 18.9 76% 75.9 1011.4
02 12:51 N 30 16.09 Overcast OVC016 22.2 18.3 22.8 20 79% 75.9 1011.4
02 11:51 N 26 16.09 Overcast OVC012 21.1 18.3 84% 75.9 1011.6
02 10:51 N 28 16.09 Overcast OVC011 21.1 18.3 84% 75.87 1011.1
02 09:51 N 31 16.09 Mostly Cloudy BKN014 BKN024 22.2 18.9 82% 75.82 1010.5
02 08:51 N 30 G 43 16.09 Mostly Cloudy BKN013 BKN027 21.7 18.9 84% 75.82 1010.5
02 07:51 N 28 16.09 Mostly Cloudy BKN013 BKN020 21.1 18.3 84% 75.79 1010.1
02 06:51 N 28 G 43 16.09 Mostly Cloudy BKN013 BKN018 20 18.3 20.6 19.4 90% 75.77 1009.9
02 05:51 N 20 16.09 Mostly Cloudy BKN013 BKN150 20 18.3 90% 75.74 1009.5
02 04:51 N 22 16.09 Mostly Cloudy BKN013 BKN019 20 18.3 90% 75.72 1009.0
02 03:51 N 22 16.09 Mostly Cloudy BKN013 BKN055 20 18.9 93% 75.69 1008.7
02 02:51 N 15 16.09 Partly Cloudy FEW014 SCT070 SCT200 19.4 18.3 93% 75.69 1008.7
02 01:51 NE 15 16.09 Partly Cloudy SCT018 SCT070 SCT250 20 18.3 90% 75.67 1008.5
02 00:51 N 20 16.09 A Few Clouds FEW020 FEW070 FEW160 20 17.8 21.1 20 87% 75.69 1008.8
01 23:51 NE 26 16.09 Partly Cloudy FEW016 FEW040 SCT060 20.6 17.8 84% 75.72 1009.0
01 22:51 NE 26 16.09 Overcast BKN012 BKN016 BKN055 OVC140 21.1 18.3 84% 75.69 1008.8
01 21:51 NE 28 G 41 16.09 Overcast SCT012 BKN016 BKN055 OVC140 21.1 18.9 87% 75.72 1009.1
01 20:51 NE 30 G 48 16.09 Overcast BKN013 BKN017 OVC060 21.1 18.9 87% 75.69 1008.8
01 19:51 NE 37 G 44 16.09 Light Rain and Breezy BKN011 OVC020 21.1 18.9 87% 75.67 1008.4
01 18:51 NE 41 G 50 16.09 Overcast and Breezy BKN013 OVC021 21.1 18.9 22.2 21.1 87% 75.64 1008.1
01 17:51 NE 44 G 56 16.09 Light Rain and Windy BKN012 BKN019 OVC023 21.1 18.9 87% 75.64 1007.9
01 16:51 NE 35 G 48 16.09 Overcast and Breezy BKN010 BKN016 OVC022 21.7 19.4 87% 75.59 1007.5
01 15:51 NE 35 G 50 16.09 Light Rain and Breezy BKN010 OVC017 21.7 19.4 87% 75.59 1007.4
01 14:51 NE 39 G 52 16.09 Overcast and Breezy BKN010 OVC015 21.7 19.4 87% 75.57 1007.2
01 13:51 NE 33 G 48 12.87 Overcast and Breezy BKN010 OVC016 21.7 20 90% 75.57 1007.0
01 12:51 NE 31 G 43 9.66 Light Rain Fog/Mist BKN010 BKN016 OVC035 21.7 20.6 22.8 18.3 94% 75.57 1007.0 1.6
01 11:51 NE 24 G 44 16.09 Overcast BKN013 OVC047 21.7 18.9 84% 75.57 1007.0
01 10:51 NE 30 G 41 16.09 Overcast FEW013 OVC055 20.6 18.3 87% 75.57 1007.1 0.25
01 09:51 E 28 G 46 3.22 Heavy Rain Fog/Mist SCT039 BKN050 OVC080 19.4 17.8 91% 75.54 1006.7 0.69 1.35
01 08:51 E 26 G 43 8.05 Light Rain Fog/Mist FEW012 FEW040 BKN110 OVC250 18.9 17.8 93% 75.54 1006.8 0.1
01 07:51 E 30 G 48 6.44 Rain Fog/Mist SCT008 BKN018 OVC045 18.9 17.2 90% 75.59 1007.4 0.56
01 06:51 E 20 3.22 Heavy Rain Fog/Mist FEW008 BKN015 OVC035 20 19.4 22.2 20 96% 75.54 1006.6 1.7 3.1
01 05:51 E 17 4.83 Rain Fog/Mist SCT010 BKN015 OVC028 20.6 19.4 93% 75.57 1007.1 0.46
01 04:51 E 20 6.44 Light Rain Fog/Mist FEW016 SCT025 BKN035 20.6 20 96% 75.49 1006.1 0.46
01 03:51 E 19 6.44 Rain Fog/Mist FEW011 BKN019 OVC035 20.6 18.9 90% 75.57 1006.9 0.36 0.48
01 02:51 E 22 G 33 8.05 Light Rain Fog/Mist BKN037 OVC050 21.7 20 90% 75.57 1006.9 0.13
01 01:51 E 19 16.09 Overcast BKN032 OVC043 22.2 18.9 82% 75.64 1007.9
01 00:51 E 20 16.09 Light Rain OVC060 22.2 17.8 22.8 21.1 76% 75.64 1008.0
31 23:51 E 15 16.09 Overcast OVC050 21.7 17.2 76% 75.69 1008.6
31 22:51 E 17 G 33 16.09 Overcast BKN048 OVC065 21.7 16.7 73% 75.69 1008.7
31 21:51 E 20 16.09 Overcast BKN047 OVC065 21.1 17.8 82% 75.72 1009.1
31 20:51 SE 20 16.09 Light Rain FEW030 OVC045 21.7 16.7 73% 75.77 1009.6
31 19:51 SE 19 G 35 16.09 Overcast FEW030 OVC050 22.8 15 62% 75.77 1009.7
31 18:51 SE 26 G 39 16.09 Overcast FEW025 OVC046 22.8 15.6 25.6 22.2 64% 75.82 1010.2 0.1
31 17:51 SE 17 16.09 Overcast FEW026 FEW045 OVC060 22.8 16.1 66% 75.84 1010.8
31 16:51 S 19 G 39 16.09 Overcast FEW026 SCT050 OVC065 22.8 17.8 74% 75.9 1011.5
31 15:51 S 11 16.09 Light Rain FEW026 FEW044 OVC075 22.2 18.9 82% 75.95 1012.0 0.08 0.1
31 14:51 S 11 16.09 Light Rain FEW045 SCT090 OVC110 23.3 18.9 76% 75.97 1012.4
31 13:51 SE 15 16.09 Light Rain FEW045 FEW085 OVC110 23.9 18.3 71% 25 76 1012.7 0.03
31 12:51 S 19 G 31 16.09 Light Rain FEW045 FEW080 BKN110 OVC150 25.6 16.7 27.2 22.2 58% 26 76.07 1013.6
31 11:51 S 19 G 33 16.09 Overcast FEW043 FEW120 BKN170 OVC250 26.1 16.7 56% 27 76.1 1013.8
31 10:51 S 22 16.09 Overcast FEW050 SCT190 OVC250 26.1 17.2 58% 27 76.07 1013.5
31 09:51 SE 22 16.09 Mostly Cloudy SCT190 BKN250 26.7 17.2 56% 27 76.07 1013.6
31 08:51 SE 15 16.09 Mostly Cloudy BKN190 BKN250 25 16.7 60% 26 76.12 1014.3
31 07:51 SE 9 16.09 Mostly Cloudy SCT190 BKN250 24.4 16.7 62% 25 76.15 1014.7
31 06:51 S 7 16.09 Mostly Cloudy FEW200 BKN250 22.2 16.7 23.3 21.1 71% 76.17 1015.0
31 05:51 S 9 16.09 Mostly Cloudy BKN250 21.7 16.7 73% 76.17 1015.0
31 04:51 SE 7 16.09 Mostly Cloudy BKN250 21.1 16.7 76% 76.17 1015.1
31 03:51 SW 7 16.09 Mostly Cloudy BKN250 21.7 16.7 73% 76.17 1015.1
31 02:51 Calm 16.09 Mostly Cloudy BKN250 21.7 16.7 73% 76.23 1015.5
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)