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 20:51 SW 6 16.09 A Few Clouds FEW110 FEW250 26.7 18.9 62% 28 76.2 1015.2
04 19:51 SW 9 16.09 A Few Clouds FEW110 FEW250 27.8 18.3 56% 29 76.17 1014.9
04 18:51 SW 11 16.09 A Few Clouds FEW050 FEW070 FEW250 28.9 18.3 30 27.2 53% 30 76.15 1014.6
04 17:51 SW 13 16.09 A Few Clouds FEW050 FEW250 28.9 17.8 51% 30 76.17 1014.9
04 16:51 W 13 16.09 Partly Cloudy SCT050 29.4 17.2 48% 30 76.17 1015.0
04 15:51 SW 17 16.09 Mostly Cloudy BKN055 29.4 16.7 46% 30 76.17 1015.0
04 14:51 SW 13 16.09 Mostly Cloudy BKN050 28.9 16.7 48% 29 76.17 1014.9
04 13:51 SW 17 16.09 Partly Cloudy SCT048 SCT250 28.9 17.8 51% 30 76.2 1015.2
04 12:51 SW 15 16.09 Partly Cloudy SCT044 SCT250 27.8 17.2 28.3 21.1 53% 28 76.2 1015.4
04 11:51 S 17 16.09 Partly Cloudy FEW036 SCT055 SCT250 27.8 17.8 55% 29 76.28 1016.4
04 10:51 SW 13 16.09 Partly Cloudy FEW032 SCT055 SCT250 26.1 18.3 62% 27 76.3 1016.9
04 09:51 SW 13 G 28 16.09 Partly Cloudy FEW030 FEW055 SCT250 25.6 18.3 64% 27 76.3 1016.9
04 08:51 SW 15 16.09 A Few Clouds FEW055 FEW250 24.4 18.3 69% 25 76.35 1017.4
04 07:51 SW 11 16.09 Partly Cloudy FEW042 SCT055 22.8 18.3 76% 76.35 1017.4
04 06:51 SW 9 16.09 A Few Clouds FEW045 FEW250 21.1 18.3 22.2 20.6 84% 76.3 1016.9
04 05:51 SW 9 16.09 A Few Clouds FEW045 20.6 17.8 84% 76.25 1016.0
04 04:51 SW 9 16.09 A Few Clouds FEW045 20.6 17.8 84% 76.23 1015.8
04 03:51 S 7 16.09 A Few Clouds FEW045 21.1 17.8 82% 76.2 1015.6
04 02:51 S 9 16.09 A Few Clouds FEW045 21.1 17.8 82% 76.2 1015.4
04 01:51 S 11 16.09 A Few Clouds FEW047 21.7 17.8 79% 76.23 1015.5
04 00:51 S 6 16.09 Partly Cloudy SCT045 21.7 17.8 25.6 21.7 79% 76.23 1015.8
03 23:51 SE 7 16.09 A Few Clouds FEW043 21.7 17.2 76% 76.2 1015.5
03 22:51 Vrbl 9 16.09 A Few Clouds FEW050 22.2 17.2 73% 76.17 1015.2
03 21:51 SE 6 16.09 A Few Clouds FEW050 22.2 16.7 71% 76.2 1015.4
03 20:51 E 9 16.09 A Few Clouds FEW110 23.3 17.2 69% 76.17 1015.1
03 19:51 E 15 16.09 A Few Clouds FEW045 23.9 16.7 64% 25 76.15 1014.7
03 18:51 E 15 16.09 A Few Clouds FEW045 25.6 16.7 28.3 25.6 58% 26 76.12 1014.5
03 17:51 E 19 16.09 A Few Clouds FEW047 26.7 16.7 54% 27 76.12 1014.4
03 16:51 E 15 16.09 A Few Clouds FEW047 27.2 16.7 53% 28 76.12 1014.4
03 15:51 E 15 16.09 Partly Cloudy SCT047 27.8 16.7 51% 28 76.12 1014.4
03 14:51 E 15 16.09 Partly Cloudy SCT041 27.8 17.8 55% 29 76.12 1014.5
03 13:51 E 17 16.09 Partly Cloudy SCT045 SCT060 27.8 17.8 55% 29 76.15 1014.8
03 12:51 E 7 16.09 Mostly Cloudy FEW035 SCT044 BKN060 27.2 16.7 27.2 18.3 53% 28 76.17 1014.9
03 11:51 Calm 16.09 Partly Cloudy FEW031 SCT048 25.6 18.3 64% 27 76.17 1015.3
03 10:51 Calm 16.09 Partly Cloudy SCT025 SCT038 24.4 18.3 69% 25 76.2 1015.4
03 09:51 Calm 16.09 A Few Clouds FEW013 23.9 18.9 74% 25 76.2 1015.5
03 08:51 Vrbl 6 16.09 A Few Clouds FEW009 22.2 18.9 82% 76.2 1015.4
03 07:51 N 7 16.09 Mostly Cloudy BKN006 20 17.8 87% 76.17 1015.0
03 06:51 N 6 16.09 Mostly Cloudy BKN005 18.3 16.7 18.9 16.7 90% 76.12 1014.5
03 05:51 N 9 16.09 A Few Clouds FEW010 16.7 15.6 93% 76.1 1014.2
03 04:51 N 6 16.09 A Few Clouds FEW025 17.2 15.6 90% 76.05 1013.5
03 03:51 N 11 16.09 A Few Clouds FEW100 17.2 15.6 90% 76.02 1013.2
03 02:51 N 9 16.09 Fair CLR 17.2 15 87% 76.02 1013.0
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
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)