Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Imperial (Metric)
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
12 12:51 SW 21 G 39 10.00 Mostly Cloudy and Breezy FEW050 BKN060 BKN140 78.1 57 78.1 60.1 48% 79 29.89 1012.0
12 11:51 SW 20 G 38 10.00 Mostly Cloudy FEW070 FEW140 BKN250 77 55.9 48% 79 29.92 1012.7
12 10:51 S 18 G 26 10.00 Mostly Cloudy BKN120 BKN250 72 57 59% 29.94 1013.7
12 09:51 S 17 G 35 10.00 Mostly Cloudy SCT120 BKN250 69.1 55 61% 29.95 1014.3
12 08:51 S 15 G 25 10.00 Overcast SCT060 BKN140 OVC250 64.9 53.1 66% 29.98 1015.2
12 07:51 S 12 G 26 10.00 Mostly Cloudy FEW070 SCT110 BKN250 62.1 52 70% 29.99 1015.7
12 06:51 S 15 10.00 Mostly Cloudy SCT110 BKN250 60.1 51.1 60.1 55.9 72% 30 1015.8
12 05:51 S 13 G 24 10.00 Mostly Cloudy FEW120 BKN250 59 48.9 69% 29.99 1015.7
12 04:51 S 14 G 25 10.00 Overcast FEW120 BKN130 OVC250 60.1 48 65% 30.02 1016.5
12 03:51 S 12 10.00 Overcast SCT120 BKN140 OVC250 57.9 43 58% 30.04 1017.2
12 02:51 S 9 10.00 Mostly Cloudy SCT110 BKN250 57 41 55% 30.06 1018.1
12 01:51 S 9 10.00 Overcast FEW110 SCT130 OVC250 55.9 39.9 55% 30.09 1019.1
12 00:51 SE 9 10.00 Overcast BKN100 OVC130 55.9 41 55.9 48 57% 30.12 1019.9
11 23:51 SE 9 10.00 Overcast BKN085 OVC110 53.1 41 64% 30.14 1020.8
11 22:51 SE 7 10.00 Overcast SCT049 OVC090 52 39 61% 30.16 1021.6
11 21:51 SE 5 10.00 Overcast FEW055 BKN070 OVC095 48.9 36 61% 48 30.18 1022.2
11 20:51 E 7 10.00 Overcast SCT055 BKN070 OVC090 48 33.1 56% 45 30.2 1023.0
11 19:51 E 8 10.00 Overcast BKN055 BKN140 OVC250 48.9 32 52% 46 30.23 1023.9
11 18:51 E 10 10.00 Overcast BKN070 BKN120 BKN180 OVC250 51.1 34 55 51.1 52% 30.24 1024.3
11 17:51 E 9 10.00 Overcast BKN110 BKN180 OVC250 53.1 35.1 51% 30.27 1025.5
11 16:51 SE 8 10.00 Overcast SCT110 BKN210 OVC250 54 37 53% 30.29 1026.2
11 15:51 SE 9 10.00 Overcast FEW110 OVC250 55 37 51% 30.3 1026.4
11 14:51 SE 6 10.00 Overcast SCT110 OVC250 54 37 53% 30.33 1027.4
11 13:51 E 13 10.00 Mostly Cloudy BKN100 BKN250 54 36 51% 30.36 1028.4
11 12:51 E 12 10.00 Mostly Cloudy FEW100 SCT160 BKN250 53.1 30 53.1 37 41% 30.38 1029.1
11 11:51 E 10 10.00 Mostly Cloudy FEW045 FEW100 FEW150 BKN250 52 25 35% 30.41 1030.3
11 10:51 SE 16 10.00 Mostly Cloudy FEW100 SCT150 BKN250 51.1 26.1 38% 30.43 1031.0
11 09:51 SE 8 10.00 Partly Cloudy FEW100 SCT250 50 30.9 48% 47 30.45 1031.4
11 08:51 E 8 10.00 A Few Clouds FEW100 FEW250 46.9 30.9 54% 44 30.42 1030.7
11 07:51 E 3 10.00 A Few Clouds FEW100 FEW250 42.1 35.1 76% 30.42 1030.4
11 06:51 Calm 10.00 A Few Clouds FEW060 37 33.1 39 35.1 86% 30.42 1030.7
11 05:51 Calm 10.00 Fair CLR 35.1 32 89% 30.41 1030.3
11 04:51 Calm 10.00 Fair CLR 37 33.1 86% 30.4 1029.8
11 03:51 Calm 10.00 Fair CLR 37 33.1 86% 30.39 1029.4
11 02:51 Calm 10.00 Fair CLR 36 33.1 89% 30.38 1029.3
11 01:51 E 3 10.00 Fair CLR 37.9 33.1 83% 30.38 1029.0
11 00:51 Calm 10.00 Fair CLR 37.9 33.1 46.9 37.9 83% 30.38 1029.0
10 23:51 NE 5 10.00 Fair CLR 39 33.1 79% 36 30.37 1028.7
10 22:51 E 5 10.00 Fair CLR 39.9 33.1 77% 37 30.38 1029.0
10 21:51 E 5 10.00 Fair CLR 39.9 33.1 77% 37 30.38 1029.3
10 20:51 E 7 10.00 A Few Clouds FEW045 41 33.1 73% 37 30.37 1028.9
10 19:51 E 9 10.00 Partly Cloudy FEW047 SCT050 44.1 39.9 85% 40 30.34 1028.0
10 18:51 NE 13 10.00 Mostly Cloudy SCT039 BKN050 46.9 39.9 54 46.9 77% 42 30.33 1027.4
10 17:51 N 13 10.00 Mostly Cloudy SCT035 BKN046 54 39 57% 30.3 1026.3
10 16:51 NW 7 10.00 Mostly Cloudy SCT029 BKN041 BKN055 53.1 39.9 61% 30.29 1026.1
10 15:51 NW 7 10.00 Mostly Cloudy BKN024 BKN035 51.1 41 69% 30.29 1026.0
10 14:51 W 7 10.00 Overcast OVC020 50 42.1 74% 48 30.29 1026.0
10 13:51 N 8 10.00 Overcast OVC021 48.9 41 74% 46 30.28 1025.5
10 12:51 N 6 10.00 Overcast OVC017 48.9 42.1 48.9 43 77% 47 30.26 1025.1 0.01
10 11:51 N 10 10.00 Overcast BKN015 OVC023 48 42.1 80% 44 30.25 1024.5
10 10:51 N 14 10.00 Overcast OVC010 46 41 83% 40 30.24 1024.1
10 09:51 N 13 10.00 Overcast OVC007 46 42.1 86% 41 30.21 1023.3 0.01
10 08:51 N 9 3.00 Light Rain Fog/Mist BKN007 OVC021 45 42.1 90% 41 30.18 1022.1
10 07:51 N 13 5.00 Light Drizzle Fog/Mist OVC006 44.1 42.1 93% 38 30.17 1021.7 0.01
10 06:51 N 13 3.00 Light Rain Fog/Mist OVC004 43 42.1 45 43 97% 37 30.14 1020.8 0.32
10 05:51 N 9 7.00 Overcast OVC005 45 43 93% 41 30.1 1019.3
10 04:51 NE 8 7.00 Overcast OVC005 45 43 93% 41 30.08 1018.7 0.01
10 03:51 E 9 4.00 Light Rain Fog/Mist SCT005 BKN041 OVC050 44.1 42.1 93% 40 30.07 1018.3 0.22 0.31
10 02:51 E 7 5.00 Light Rain Fog/Mist OVC065 43 41 93% 39 30.09 1019.1 0.09
10 01:51 N 14 10.00 Light Rain OVC080 44.1 39 83% 38 30.12 1020.1
10 00:51 N 15 10.00 Light Rain OVC085 45 37.9 64.9 45 77% 39 30.12 1020.0
09 23:51 N 13 10.00 Overcast SCT110 OVC150 48.9 39 69% 44 30.09 1019.1
09 22:51 N 10 10.00 Overcast SCT085 OVC110 52 41 66% 30.11 1019.6
09 21:51 W 5 10.00 Overcast FEW065 BKN080 OVC120 59 46 62% 30.12 1019.8
09 20:51 N 3 10.00 Overcast BKN085 OVC100 57.9 45 62% 30.1 1019.3
09 19:51 NW 8 10.00 Overcast BKN100 OVC250 57.9 46 65% 30.11 1019.7
09 18:51 NW 12 10.00 Light Rain BKN075 OVC250 64.9 43 70 64.9 45% 30.13 1020.4 0.01 0.01
09 17:51 W 8 10.00 Overcast BKN075 OVC250 68 39.9 36% 30.11 1019.6
09 16:51 SW 9 10.00 Overcast BKN075 OVC250 69.1 39 33% 30.11 1019.4
09 15:51 SW 8 G 22 10.00 Overcast FEW085 OVC250 70 39 32% 30.1 1019.1
09 14:51 W 16 G 21 10.00 Mostly Cloudy SCT085 BKN250 69.1 37 31% 30.12 1019.8
09 13:51 SW 8 10.00 Mostly Cloudy FEW085 BKN250 68 37.9 33% 30.12 1019.8
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)