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.
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
09 12:51 W 13 G 20 10.00 Partly Cloudy FEW110 SCT250 68 35.1 68 55 30% 30.14 1020.3
09 11:51 W 8 G 21 10.00 Partly Cloudy FEW070 FEW110 SCT250 64.9 35.1 33% 30.14 1020.6
09 10:51 W 9 10.00 Partly Cloudy SCT110 SCT250 64 34 33% 30.14 1020.6
09 09:51 SW 8 10.00 Partly Cloudy FEW100 SCT140 61 36 39% 30.12 1020.0
09 08:51 SW 7 10.00 Mostly Cloudy SCT100 BKN130 57.9 42.1 56% 30.12 1019.8
09 07:51 SW 7 10.00 Mostly Cloudy BKN085 BKN110 55 45 69% 30.11 1019.6
09 06:51 S 3 10.00 Mostly Cloudy BKN100 BKN150 55 44.1 64.9 55 67% 30.09 1018.6
09 05:51 SW 3 10.00 Overcast BKN100 OVC120 55.9 45 67% 30.07 1018.0
09 04:51 W 8 10.00 Overcast BKN090 OVC110 57.9 44.1 60% 30.04 1017.0
09 03:51 SW 16 G 25 10.00 Overcast FEW075 BKN100 OVC120 60.1 43 53% 30.01 1015.8
09 02:51 S 17 G 28 10.00 Overcast OVC090 61 42.1 50% 29.97 1014.8
09 01:51 S 21 G 37 10.00 Overcast and Breezy SCT055 BKN075 OVC090 61 42.1 50% 30 1015.8
09 00:51 S 17 G 28 10.00 Overcast OVC095 64 39 70 63 40% 29.99 1015.4
08 23:51 S 18 G 31 10.00 Mostly Cloudy BKN110 BKN220 63 39 41% 29.99 1015.6
08 22:51 S 21 G 31 10.00 Mostly Cloudy and Breezy BKN220 63 39 41% 30 1015.8
08 21:51 S 18 G 31 10.00 Mostly Cloudy SCT170 BKN250 64 39 40% 30 1015.9
08 20:51 S 17 G 26 10.00 Mostly Cloudy FEW150 BKN250 66.9 39 36% 30 1016.0
08 19:51 S 14 G 25 10.00 Mostly Cloudy FEW080 FEW150 BKN250 68 37.9 33% 29.99 1015.7
08 18:51 S 21 G 37 10.00 Partly Cloudy and Breezy FEW080 FEW150 SCT250 70 37.9 71.1 62.1 31% 29.98 1015.3
08 17:51 S 28 G 39 10.00 Partly Cloudy and Windy FEW080 FEW170 SCT250 71.1 37.9 30% 29.98 1015.3
08 16:51 S 24 G 36 10.00 A Few Clouds and Breezy FEW170 FEW250 71.1 39 31% 30 1015.8
08 15:51 S 21 G 38 10.00 A Few Clouds and Breezy FEW200 FEW250 70 37.9 31% 30.02 1016.7
08 14:51 S 18 G 37 10.00 Partly Cloudy FEW200 SCT250 68 37 32% 30.05 1017.8
08 13:51 S 21 G 33 10.00 Mostly Cloudy and Breezy FEW190 BKN250 64.9 35.1 33% 30.09 1019.1
08 12:51 S 21 G 30 10.00 Overcast and Breezy FEW180 SCT250 OVC300 62.1 34 62.1 37.9 35% 30.12 1020.1
08 11:51 S 21 G 29 10.00 Mostly Cloudy and Breezy FEW130 BKN220 BKN300 55.9 30.9 39% 30.15 1021.4
08 10:51 S 16 G 28 10.00 Mostly Cloudy FEW130 BKN230 52 28 40% 30.18 1022.5
08 09:51 S 16 G 25 10.00 Mostly Cloudy FEW050 SCT150 BKN250 48 25 41% 42 30.22 1023.7
08 08:51 S 18 G 26 10.00 Mostly Cloudy FEW090 SCT140 BKN250 44.1 25 47% 37 30.24 1024.6
08 07:51 S 13 10.00 Mostly Cloudy BKN085 BKN140 BKN250 39.9 24.1 53% 33 30.26 1025.2
08 06:51 SE 13 10.00 Overcast SCT080 BKN130 OVC250 37.9 25 37.9 35.1 60% 31 30.27 1025.7 0.01
08 05:51 SE 12 10.00 Overcast BKN085 OVC140 37 25 62% 30 30.28 1025.9
08 04:51 SE 10 10.00 Overcast FEW060 BKN080 OVC120 36 26.1 67% 29 30.29 1026.2
08 03:51 SE 6 10.00 Light Rain FEW060 BKN075 OVC095 36 26.1 67% 32 30.3 1026.7 0.01 0.01
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)