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.
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
31 01:51 Calm 16.09 Mostly Cloudy BKN250 22.8 16.1 66% 76.23 1015.8
31 00:51 SW 6 16.09 Mostly Cloudy BKN250 23.3 16.7 28.3 23.3 67% 76.23 1015.8
30 23:51 S 6 16.09 Mostly Cloudy SCT200 BKN250 23.9 16.7 64% 25 76.25 1016.0
30 22:51 SW 6 16.09 Mostly Cloudy FEW200 BKN250 23.9 16.7 64% 25 76.28 1016.4
30 21:51 W 7 16.09 Mostly Cloudy FEW200 BKN250 25.6 16.1 56% 26 76.3 1016.6
30 20:51 E 7 16.09 Mostly Cloudy FEW180 BKN250 26.7 15.6 51% 27 76.25 1015.8
30 19:51 W 7 16.09 Mostly Cloudy FEW180 BKN250 27.2 15.6 49% 28 76.23 1015.7
30 18:51 W 11 16.09 Mostly Cloudy BKN250 28.3 15 30.6 28.3 44% 28 76.23 1015.8
30 17:51 SW 7 16.09 Mostly Cloudy BKN250 29.4 14.4 40% 29 76.25 1016.2
30 16:51 SW 9 16.09 Mostly Cloudy FEW045 BKN250 30 14.4 39% 30 76.28 1016.3
30 15:51 SW 11 16.09 Mostly Cloudy FEW045 BKN250 30 13.3 36% 29 76.3 1016.7
30 14:51 NW 7 16.09 Mostly Cloudy BKN250 30 13.3 36% 29 76.33 1017.2
30 13:51 Vrbl 11 16.09 Mostly Cloudy BKN250 29.4 13.3 37% 29 76.35 1017.6
30 12:51 Vrbl 7 16.09 Mostly Cloudy BKN250 29.4 13.9 29.4 18.9 39% 29 76.38 1017.8
30 11:51 SW 7 16.09 Partly Cloudy SCT250 28.3 12.8 38% 28 76.4 1018.0
30 10:51 Vrbl 6 16.09 Partly Cloudy SCT250 27.8 13.3 41% 28 76.4 1018.0
30 09:51 Vrbl 6 16.09 Partly Cloudy SCT250 26.1 12.8 44% 26 76.43 1018.4
30 08:51 SW 7 16.09 A Few Clouds FEW250 24.4 13.3 50% 26 76.43 1018.5
30 07:51 W 7 16.09 A Few Clouds FEW250 21.7 13.3 59% 76.4 1018.2
30 06:51 Calm 16.09 A Few Clouds FEW250 18.9 12.8 18.9 17.2 68% 76.35 1017.7
30 05:51 W 6 16.09 A Few Clouds FEW250 17.2 13.3 78% 76.35 1017.6
30 04:51 W 6 16.09 A Few Clouds FEW250 17.2 13.3 78% 76.35 1017.5
30 03:51 Calm 16.09 Fair CLR 17.8 13.3 75% 76.33 1017.2
30 02:51 W 6 16.09 Fair CLR 17.8 12.8 73% 76.33 1017.2
30 01:51 Calm 16.09 Fair CLR 18.3 12.8 70% 76.33 1017.3
30 00:51 W 6 16.09 Fair CLR 18.9 12.8 25 18.9 68% 76.33 1017.2
29 23:51 E 6 16.09 Fair CLR 20.6 13.3 63% 76.3 1016.9
29 22:51 N 7 16.09 Fair CLR 21.1 11.7 55% 76.28 1016.6
29 21:51 N 9 16.09 Fair CLR 21.7 10 47% 76.25 1016.2
29 20:51 NE 13 16.09 Fair CLR 22.2 9.4 44% 76.23 1015.8
29 19:51 NE 17 16.09 Fair CLR 23.9 8.9 39% 25 76.2 1015.5
29 18:51 NE 17 16.09 Fair CLR 25 8.9 26.7 25 36% 26 76.2 1015.5
29 17:51 NE 19 16.09 Fair CLR 25.6 10 37% 26 76.2 1015.6
29 16:51 N 19 16.09 A Few Clouds FEW040 26.7 11.1 38% 27 76.23 1015.8
29 15:51 NE 20 16.09 A Few Clouds FEW040 26.7 11.7 39% 27 76.2 1015.6
29 14:51 N 22 G 31 16.09 A Few Clouds FEW040 26.1 12.8 44% 26 76.25 1016.2
29 13:51 N 20 G 33 16.09 A Few Clouds FEW040 25.6 13.9 48% 26 76.28 1016.4
29 12:51 NE 22 16.09 A Few Clouds FEW036 25 14.4 25.6 17.8 52% 26 76.25 1016.2
29 11:51 NE 22 16.09 A Few Clouds FEW035 24.4 15 56% 26 76.25 1016.2
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)