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.
08 16:51 S 39 G 57 16.09 A Few Clouds and Breezy FEW170 FEW250 21.7 3.9 31% 76.2 1015.8
08 15:51 S 33 G 61 16.09 A Few Clouds and Breezy FEW200 FEW250 21.1 3.3 31% 76.25 1016.7
08 14:51 S 30 G 59 16.09 Partly Cloudy FEW200 SCT250 20 2.8 32% 76.33 1017.8
08 13:51 S 33 G 54 16.09 Mostly Cloudy and Breezy FEW190 BKN250 18.3 1.7 33% 76.43 1019.1
08 12:51 S 33 G 48 16.09 Overcast and Breezy FEW180 SCT250 OVC300 16.7 1.1 16.7 3.3 35% 76.5 1020.1
08 11:51 S 33 G 46 16.09 Mostly Cloudy and Breezy FEW130 BKN220 BKN300 13.3 -0.6 39% 76.58 1021.4
08 10:51 S 26 G 44 16.09 Mostly Cloudy FEW130 BKN230 11.1 -2.2 40% 76.66 1022.5
08 09:51 S 26 G 41 16.09 Mostly Cloudy FEW050 SCT150 BKN250 8.9 -3.9 41% 6 76.76 1023.7
08 08:51 S 30 G 43 16.09 Mostly Cloudy FEW090 SCT140 BKN250 6.7 -3.9 47% 3 76.81 1024.6
08 07:51 S 20 16.09 Mostly Cloudy BKN085 BKN140 BKN250 4.4 -4.4 53% 1 76.86 1025.2
08 06:51 SE 20 16.09 Overcast SCT080 BKN130 OVC250 3.3 -3.9 3.3 1.7 60% -1 76.89 1025.7 0.03
08 05:51 SE 19 16.09 Overcast BKN085 OVC140 2.8 -3.9 62% -1 76.91 1025.9
08 04:51 SE 17 16.09 Overcast FEW060 BKN080 OVC120 2.2 -3.3 67% -2 76.94 1026.2
08 03:51 SE 9 16.09 Light Rain FEW060 BKN075 OVC095 2.2 -3.3 67% -0 76.96 1026.7 0.03 0.03
08 02:51 SE 15 16.09 Overcast SCT060 BKN080 OVC120 3.3 -6.1 51% 0 76.99 1027.0
08 01:51 SE 13 16.09 Overcast BKN120 OVC250 2.8 -6.1 52% -0 77.01 1027.2
08 00:51 SE 9 16.09 Overcast FEW080 BKN120 OVC250 1.7 -2.8 1.7 0 72% -1 77.04 1027.9
07 23:51 E 15 16.09 Mostly Cloudy BKN130 BKN250 1.1 -3.3 73% -3 77.09 1028.4
07 22:51 E 13 16.09 Overcast SCT140 OVC250 1.1 -4.4 67% -2 77.14 1029.3
07 21:51 E 11 16.09 Overcast SCT130 OVC250 0.6 -5 66% -2 77.19 1029.7
07 20:51 E 15 16.09 Overcast FEW110 OVC250 0 -6.1 64% -4 77.19 1029.8
07 19:51 E 13 16.09 Overcast FEW100 OVC250 0.6 -7.2 56% -3 77.22 1030.1
07 18:51 E 13 16.09 Overcast FEW120 OVC250 1.1 -7.8 3.9 1.1 52% -2 77.22 1030.4
07 17:51 E 19 16.09 Mostly Cloudy BKN250 2.8 -8.9 42% -1 77.24 1030.7
07 16:51 E 15 16.09 Mostly Cloudy BKN250 3.3 -12.8 30% 0 77.27 1031.0
07 15:51 E 17 16.09 Mostly Cloudy BKN250 2.8 -9.4 41% -1 77.32 1031.5
07 14:51 E 15 16.09 Mostly Cloudy BKN250 3.3 -8.9 41% 0 77.39 1032.4
07 13:51 E 17 16.09 A Few Clouds FEW040 FEW250 2.8 -8.3 44% -1 77.44 1033.3
07 12:51 E 19 16.09 A Few Clouds FEW040 FEW250 2.2 -8.9 2.2 -2.2 44% -2 77.5 1033.7
07 11:51 NE 19 G 28 16.09 A Few Clouds FEW038 1.1 -9.4 46% -3 77.55 1034.5
07 10:51 E 15 G 26 16.09 A Few Clouds FEW038 1.7 -9.4 44% -2 77.57 1034.9
07 09:51 E 19 16.09 A Few Clouds FEW037 0.6 -9.4 48% -4 77.55 1034.6
07 08:51 E 17 16.09 A Few Clouds FEW036 FEW250 0 -9.4 50% -4 77.52 1034.2
07 07:51 NE 24 16.09 A Few Clouds FEW035 FEW250 -1.1 -10.6 49% -7 77.47 1033.6
07 06:51 NE 19 16.09 A Few Clouds FEW035 FEW250 -1.7 -10 0.6 -2.2 54% -7 77.42 1032.8
07 05:51 NE 22 16.09 A Few Clouds FEW032 FEW250 -1.7 -8.9 58% -7 77.37 1032.1
07 04:51 NE 28 16.09 Partly Cloudy FEW032 SCT250 -1.1 -7.8 61% -7 77.32 1031.4
07 03:51 NE 20 16.09 Partly Cloudy SCT031 SCT250 -1.1 -7.8 61% -6 77.29 1031.0
07 02:51 NE 24 16.09 Mostly Cloudy BKN030 -0.6 -6.7 64% -6 77.27 1030.5
07 01:51 NE 26 16.09 Mostly Cloudy BKN029 0 -5.6 66% -6 77.22 1030.1
07 00:51 NE 28 16.09 Overcast OVC023 0.6 -5 8.9 0.6 66% -5 77.19 1029.6
06 23:51 NE 26 16.09 Overcast OVC022 0.6 -4.4 70% -5 77.14 1028.9
06 22:51 NE 28 16.09 Overcast BKN014 OVC075 1.1 -3.3 73% -4 77.09 1028.4
06 21:51 NE 30 16.09 Mostly Cloudy BKN014 BKN075 1.7 -2.2 76% -4 77.04 1027.5
06 20:51 NE 31 G 44 16.09 Mostly Cloudy SCT017 BKN065 3.3 -0.6 76% -2 76.91 1026.0
06 19:51 N 22 16.09 Mostly Cloudy BKN070 BKN250 7.2 -4.4 44% 4 76.78 1023.9
06 18:51 N 24 G 37 16.09 Mostly Cloudy BKN065 BKN250 8.9 -4.4 10.6 8.3 39% 6 76.71 1023.0
06 17:51 NW 30 16.09 Mostly Cloudy BKN060 10 -2.8 41% 7 76.68 1022.7
06 16:51 W 22 G 39 16.09 Mostly Cloudy BKN055 10 -2.8 41% 7 76.66 1022.5
06 15:51 W 26 G 37 16.09 Mostly Cloudy BKN055 10 -2.2 43% 7 76.68 1022.6
06 14:51 W 22 G 43 16.09 Mostly Cloudy BKN055 9.4 -3.3 41% 7 76.71 1023.1
06 13:51 NW 28 G 43 16.09 Mostly Cloudy BKN049 8.9 -1.7 48% 6 76.76 1023.7
06 12:51 NW 31 G 50 16.09 Mostly Cloudy SCT040 BKN055 9.4 -1.7 9.4 5 46% 6 76.76 1023.7
06 11:51 NW 26 16.09 Mostly Cloudy FEW037 BKN048 9.4 0 52% 6 76.78 1023.9
06 10:51 W 22 16.09 Mostly Cloudy SCT032 BKN041 8.9 0.6 56% 6 76.78 1023.9
06 09:51 NW 24 16.09 Mostly Cloudy BKN023 7.2 1.1 66% 4 76.76 1023.6
06 08:51 NW 24 G 37 16.09 Partly Cloudy SCT020 6.1 1.7 74% 2 76.73 1023.2
06 07:51 NW 15 16.09 A Few Clouds FEW016 FEW045 5.6 1.7 76% 3 76.68 1022.7
06 06:51 NW 19 16.09 A Few Clouds FEW018 FEW045 5 2.2 6.7 5 82% 2 76.61 1021.7 0.08
06 05:51 NW 17 16.09 Partly Cloudy FEW012 SCT048 5.6 3.9 89% 3 76.53 1020.5
06 04:51 W 9 16.09 Partly Cloudy FEW033 SCT070 5 3.9 93% 3 76.5 1020.1
06 03:51 SW 7 16.09 Partly Cloudy FEW037 FEW048 SCT085 5.6 4.4 92% 4 76.48 1019.8 0.08
06 02:51 W 11 16.09 Mostly Cloudy SCT037 BKN050 BKN075 6.1 4.4 89% 4 76.5 1020.1 0.03
06 01:51 W 6 16.09 Mostly Cloudy SCT044 BKN055 BKN100 6.7 3.9 83% 76.53 1020.5 0.05
06 00:51 W 19 G 43 8.05 Thunderstorm Rain Fog/Mist BKN031 OVC044CB 6.7 3.9 10.6 6.7 83% 4 76.61 1021.5 0.13 0.13
05 23:51 SW 20 16.09 Light Rain BKN050 BKN070 OVC120 8.3 0.6 59% 5 76.53 1020.8
05 22:51 SW 17 16.09 Mostly Cloudy FEW045 SCT100 BKN150 7.8 0 58% 5 76.56 1021.2
05 21:51 SW 11 16.09 A Few Clouds FEW045 8.3 -0.6 54% 7 76.56 1021.2
05 20:51 SW 15 16.09 Fair CLR 8.9 -1.7 48% 7 76.58 1021.5
05 19:51 SW 15 16.09 A Few Clouds FEW250 9.4 -2.8 43% 7 76.58 1021.3
05 18:51 W 15 16.09 A Few Clouds FEW035 FEW250 10.6 -4.4 11.7 8.3 35% 76.58 1021.2
05 17:51 W 15 G 33 16.09 A Few Clouds FEW035 FEW250 11.1 -5.6 31% 76.61 1021.5
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)