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.
10 13:51 NE 13 16.09 Mostly Cloudy FEW018 FEW032 BKN250 27.2 17.8 57% 28 76.02 1013.2
10 12:51 NE 13 16.09 Mostly Cloudy FEW018 FEW032 BKN250 26.7 17.2 26.7 21.1 56% 27 76.05 1013.3
10 11:51 NE 15 16.09 Mostly Cloudy FEW018 SCT035 BKN070 BKN250 25.6 16.7 58% 26 76.07 1013.7
10 10:51 N 15 16.09 Mostly Cloudy FEW015 FEW033 BKN250 26.1 18.3 62% 27 76.02 1013.0
10 09:51 N 13 16.09 Partly Cloudy FEW038 FEW150 SCT250 25 18.3 66% 26 76.02 1012.8
10 08:51 N 13 16.09 Partly Cloudy FEW038 SCT250 23.9 18.9 74% 25 76.02 1012.8
10 07:51 NE 11 16.09 Mostly Cloudy FEW010 FEW037 BKN250 22.2 18.9 82% 75.97 1012.2
10 06:51 NE 13 16.09 Mostly Cloudy FEW008 SCT120 BKN250 21.1 18.9 22.2 20.6 87% 75.97 1012.1
10 05:51 NE 11 16.09 Partly Cloudy FEW010 FEW110 SCT250 21.1 18.9 87% 75.95 1011.8
10 04:51 N 11 16.09 Partly Cloudy FEW010 SCT110 21.1 18.9 87% 75.92 1011.5
10 03:51 NE 9 16.09 Mostly Cloudy FEW007 SCT035 BKN070 BKN130 21.1 19.4 90% 75.87 1010.8
10 02:51 NE 13 16.09 Overcast BKN007 OVC035 21.1 20 93% 75.87 1010.9
10 01:51 N 17 16.09 Overcast OVC007 21.7 20 90% 75.84 1010.5
10 00:51 N 19 14.48 Overcast BKN008 BKN040 OVC100 22.2 20.6 29.4 22.2 91% 75.87 1010.9
09 23:51 NE 15 14.48 Mostly Cloudy FEW010 SCT040 BKN100 BKN250 22.8 20.6 87% 75.84 1010.7
09 22:51 NE 20 16.09 Thunderstorm SCT034CB BKN090 BKN150 OVC250 22.8 20.6 87% 75.84 1010.6
09 21:51 E 15 16.09 Overcast BKN034CB BKN090 BKN150 OVC250 25.6 20.6 74% 27 75.84 1010.7
09 20:51 W 7 16.09 Thunderstorm SCT040CB BKN095 BKN130 OVC250 27.2 21.1 69% 29 75.79 1010.0
09 19:51 W 11 16.09 Overcast SCT039CB SCT090 BKN130 OVC250 28.9 21.1 63% 31 75.77 1009.6
09 18:51 W 7 16.09 Mostly Cloudy FEW040 BKN250 29.4 21.1 30.6 27.8 61% 32 75.74 1009.3
09 17:51 W 9 16.09 Mostly Cloudy SCT042 BKN250 30 21.1 59% 33 75.77 1009.5
09 16:51 SW 11 16.09 Overcast SCT040 OVC250 30 21.1 59% 33 75.77 1009.5
09 15:51 W 11 16.09 Mostly Cloudy FEW037 BKN250 30 21.1 59% 33 75.79 1009.9
09 14:51 W 9 16.09 Mostly Cloudy FEW035 SCT130 BKN250 28.9 20 59% 31 75.82 1010.2
09 13:51 W 11 16.09 Mostly Cloudy FEW033 SCT080 BKN100 BKN150 BKN250 28.3 20.6 63% 30 75.87 1010.8
09 12:51 W 13 G 28 16.09 Mostly Cloudy FEW033 SCT075 BKN090 BKN170 BKN250 28.3 20.6 28.3 23.9 63% 30 75.92 1011.6
09 11:51 SW 17 16.09 Mostly Cloudy FEW050 SCT110 BKN150 BKN250 27.8 20.6 65% 30 75.92 1011.7
09 10:51 SW 11 16.09 Overcast FEW050 BKN110 BKN150 OVC250 27.2 20 65% 29 75.95 1011.9
09 09:51 SW 13 16.09 Overcast FEW070 SCT130 BKN160 OVC250 27.2 20 65% 29 75.92 1011.6
09 08:51 W 11 16.09 Mostly Cloudy FEW070 BKN140 BKN250 26.1 20.6 72% 28 75.95 1011.8
09 07:51 SW 9 16.09 Mostly Cloudy FEW043 FEW060 BKN160 BKN250 24.4 20.6 79% 25 75.92 1011.6
09 06:51 SW 13 16.09 Mostly Cloudy FEW040 SCT055 BKN160 BKN190 23.9 20 25 23.3 79% 24 75.92 1011.6
09 05:51 SW 9 16.09 Mostly Cloudy FEW040 BKN200 BKN250 23.3 19.4 79% 75.9 1011.1
09 04:51 Calm 16.09 Mostly Cloudy BKN250 23.9 18.9 74% 25 75.84 1010.3
09 03:51 SW 6 16.09 Mostly Cloudy BKN250 23.9 18.9 74% 25 75.87 1010.7
09 02:51 S 11 16.09 Mostly Cloudy BKN250 23.9 18.9 74% 25 75.84 1010.6
09 01:51 S 9 16.09 Mostly Cloudy BKN250 24.4 18.9 72% 25 75.97 1012.1
09 00:51 S 7 16.09 Mostly Cloudy BKN250 25 19.4 30 25 71% 26 76 1012.6
08 23:51 SW 7 16.09 Overcast OVC250 25.6 19.4 69% 27 76.02 1013.0
08 22:51 SW 7 16.09 Overcast OVC250 26.1 19.4 67% 27 76.05 1013.3
08 21:51 SW 6 16.09 Overcast OVC250 27.2 19.4 62% 29 76.05 1013.3
08 20:51 SW 7 16.09 Mostly Cloudy FEW170 BKN250 27.8 18.9 58% 29 75.97 1012.3
08 19:51 SW 15 16.09 Mostly Cloudy FEW050 BKN250 28.9 18.3 53% 30 75.97 1012.3
08 18:51 SW 13 16.09 A Few Clouds FEW055 FEW250 30 17.8 31.7 30 48% 31 76 1012.5
08 17:51 SW 17 16.09 Partly Cloudy FEW060 SCT250 31.1 17.2 43% 32 76.02 1012.9
08 16:51 W 9 16.09 Partly Cloudy SCT060 SCT250 31.1 16.1 40% 31 76.02 1013.0
08 15:51 S 17 16.09 A Few Clouds FEW050 FEW250 31.1 17.8 45% 32 76.07 1013.6
08 14:51 SW 9 16.09 A Few Clouds FEW055 FEW250 31.1 17.8 45% 32 76.12 1014.4
08 13:51 W 9 16.09 Partly Cloudy SCT050 SCT250 30.6 17.2 45% 31 76.2 1015.5
08 12:51 W 13 16.09 A Few Clouds FEW050 30 16.7 30 22.8 45% 30 76.25 1016.0
08 11:51 SW 11 16.09 A Few Clouds FEW050 FEW080 29.4 16.7 46% 30 76.3 1016.7
08 10:51 W 11 16.09 A Few Clouds FEW080 FEW250 28.9 16.7 48% 29 76.33 1016.9
08 09:51 SW 17 16.09 A Few Clouds FEW060 FEW250 27.8 16.7 51% 28 76.33 1017.0
08 08:51 W 13 16.09 A Few Clouds FEW060 FEW250 26.7 17.8 58% 28 76.35 1017.5
08 07:51 W 7 16.09 A Few Clouds FEW060 FEW250 25 17.8 64% 26 76.38 1017.5
08 06:51 SW 9 16.09 A Few Clouds FEW060 FEW250 22.8 16.1 22.8 20 66% 76.35 1017.2
08 05:51 W 9 16.09 A Few Clouds FEW040 FEW250 21.1 15.6 71% 76.35 1017.3
08 04:51 W 9 16.09 A Few Clouds FEW250 20.6 15 70% 76.3 1016.8
08 03:51 W 6 16.09 A Few Clouds FEW250 20.6 15 70% 76.3 1016.8
08 02:51 Calm 16.09 Fair CLR 20.6 15 70% 76.3 1016.9
08 01:51 Calm 16.09 Fair CLR 21.1 14.4 66% 76.25 1016.1
08 00:51 Calm 16.09 Fair CLR 22.2 13.9 28.3 22.2 59% 76.28 1016.4
07 23:51 S 6 16.09 Fair CLR 23.9 12.8 50% 25 76.33 1016.9
07 22:51 S 6 16.09 Fair CLR 24.4 12.8 48% 26 76.35 1017.3
07 21:51 SE 7 16.09 Fair CLR 24.4 12.2 47% 26 76.38 1017.8
07 20:51 E 11 16.09 A Few Clouds FEW250 24.4 12.8 48% 26 76.33 1017.2
07 19:51 E 11 16.09 A Few Clouds FEW050 FEW250 26.1 13.3 45% 26 76.33 1017.0
07 18:51 E 11 16.09 A Few Clouds FEW055 FEW250 28.3 13.9 29.4 27.8 41% 28 76.33 1017.2
07 17:51 NE 15 16.09 Partly Cloudy FEW055 SCT250 28.3 13.9 41% 28 76.33 1017.3
07 16:51 NE 9 16.09 Mostly Cloudy FEW055 BKN250 29.4 15.6 43% 29 76.35 1017.3
07 15:51 NE 7 16.09 Partly Cloudy FEW050 SCT250 29.4 15.6 43% 29 76.35 1017.5
07 14:51 SE 19 16.09 A Few Clouds FEW050 FEW250 28.3 16.7 49% 29 76.35 1017.6
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)