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.
28 12:51 Vrbl 7 G 20 10.00 Fair CLR 41 14 41 25 33% 37 30.57 1035.9
28 11:51 SW 9 10.00 Mostly Cloudy BKN170 BKN250 37.9 12 34% 32 30.6 1036.9
28 10:51 SW 6 10.00 A Few Clouds FEW250 35.1 12 38% 31 30.62 1037.5
28 09:51 S 3 10.00 A Few Clouds FEW250 32 12 43% 30.64 1038.3
28 08:51 S 3 10.00 A Few Clouds FEW025 FEW250 30 12 47% 30.64 1038.3
28 07:51 W 5 10.00 A Few Clouds FEW025 FEW250 28.9 14 54% 25 30.65 1038.6
28 06:51 N 7 10.00 A Few Clouds FEW025 FEW250 26.1 12 30 24.1 55% 19 30.61 1037.3
28 05:51 N 6 10.00 Fair CLR 26.1 12 55% 20 30.59 1036.6
28 04:51 N 7 10.00 Fair CLR 25 12.9 60% 18 30.61 1037.2
28 03:51 N 8 10.00 Fair CLR 28 12.9 53% 21 30.61 1037.2
28 02:51 N 10 10.00 Fair CLR 28 15.1 58% 19 30.59 1036.7
28 00:51 N 7 10.00 Fair CLR 30 23 43 30 75% 24 30.58 1036.2
27 23:51 NE 7 10.00 A Few Clouds FEW065 33.1 24.1 70% 28 30.54 1035.0
27 22:51 N 8 10.00 Partly Cloudy SCT070 34 25 70% 28 30.52 1034.3
27 21:51 NE 5 10.00 Mostly Cloudy BKN070 36 25 64% 33 30.49 1033.2
27 20:51 SE 3 10.00 Mostly Cloudy BKN075 36 25 64% 30.46 1032.3
27 19:51 E 7 10.00 Mostly Cloudy BKN080 37 24.1 59% 32 30.43 1031.0
27 18:51 NW 14 G 21 10.00 Mostly Cloudy BKN075 43 16 46 39.9 34% 37 30.4 1030.2
27 17:51 N 16 G 24 10.00 Mostly Cloudy BKN065 44.1 17.1 34% 37 30.38 1029.5
27 16:51 NW 15 G 23 10.00 Mostly Cloudy BKN060 44.1 17.1 34% 38 30.38 1029.2
27 15:51 NW 16 G 24 10.00 Mostly Cloudy BKN055 44.1 19 37% 37 30.38 1029.3
27 14:51 NW 13 G 25 10.00 Mostly Cloudy BKN050 44.1 19.9 38% 38 30.38 1029.5
27 12:51 NW 13 G 23 10.00 A Few Clouds FEW036 41 19.9 41 30.9 43% 34 30.39 1029.6
27 11:51 N 9 10.00 A Few Clouds FEW032 37.9 21 51% 32 30.4 1030.0
27 10:51 N 14 G 20 10.00 Partly Cloudy SCT028 35.1 21.9 59% 27 30.41 1030.6
27 09:51 N 17 G 25 10.00 Mostly Cloudy BKN026 34 21 59% 24 30.4 1030.2
27 08:51 NE 14 10.00 Mostly Cloudy BKN024 33.1 21.9 64% 24 30.37 1029.2
27 07:51 N 13 10.00 Mostly Cloudy BKN023 32 21.9 66% 23 30.37 1029.0
27 06:51 N 17 10.00 Mostly Cloudy BKN023 BKN210 32 21.9 32 30.9 66% 22 30.33 1027.8
27 05:51 N 20 10.00 Mostly Cloudy SCT023 BKN200 32 23 69% 21 30.3 1026.6
27 04:51 N 22 G 32 10.00 Mostly Cloudy and Breezy SCT020 BKN200 32 24.1 73% 20 30.28 1025.9
27 03:51 NE 23 G 35 10.00 Mostly Cloudy and Breezy BKN020 32 24.1 73% 20 30.24 1024.5
27 02:51 NE 28 G 36 10.00 Overcast and Windy OVC020 32 24.1 73% 19 30.21 1023.4
27 01:51 N 24 G 43 10.00 Overcast and Breezy OVC017 32 25 75% 20 30.21 1023.5
27 00:51 N 26 G 38 10.00 Overcast and Windy OVC015 32 26.1 41 32 79% 19 30.2 1022.9 0.05
26 23:51 NE 25 G 40 10.00 Overcast and Breezy OVC018 33.1 26.1 75% 21 30.17 1021.9
26 22:51 N 30 G 44 10.00 Overcast and Windy BKN020 BKN080 OVC100 34 26.1 73% 21 30.1 1019.6
26 21:51 N 32 G 41 10.00 Overcast and Windy SCT020 OVC070 35.1 28 76% 22 30.08 1018.8 0.05
26 20:51 N 32 G 46 10.00 Light Rain and Windy BKN012 OVC055 36 30.9 82% 23 30.04 1017.4 0.01
26 19:51 N 25 G 33 8.00 Light Rain and Breezy BKN009 BKN030 OVC095 37.9 35.1 89% 27 29.97 1015.0 0.04
26 18:51 NE 24 G 41 4.00 Light Rain Fog/Mist and Breezy BKN007 BKN012 OVC045 41 39 55.9 41 93% 32 29.88 1012.1 0.09 0.13
26 17:51 N 29 G 35 3.00 Thunderstorm Light Rain Fog/Mist and Windy SCT012 BKN045CB OVC055 46.9 44.1 90% 39 29.85 1010.9 0.04
26 16:51 N 18 9.00 Thunderstorm Light Rain OVC043CB 48.9 44.1 83% 43 29.85 1010.9
26 15:51 N 28 G 41 10.00 Light Rain and Windy BKN043 OVC140 50 42.1 74% 43 29.81 1009.6
26 14:51 NE 24 G 37 10.00 Light Rain and Breezy BKN043 BKN140 OVC250 51.1 41 69% 29.72 1006.5
26 13:51 NE 24 G 38 10.00 Overcast and Breezy BKN038 BKN140 OVC250 54 39 57% 29.76 1007.7
26 12:51 N 29 G 41 10.00 Overcast and Windy FEW028 BKN038 BKN140 OVC250 55.9 37.9 72 53.1 51% 29.77 1008.2
26 11:51 N 28 8.00 Mostly Cloudy and Windy SCT032 SCT140 BKN300 59 44.1 58% 29.74 1007.1
26 10:51 SW 6 10.00 Mostly Cloudy BKN140 66.9 54 63% 29.68 1004.9
26 09:51 SW 8 10.00 Mostly Cloudy BKN160 64.9 54 68% 29.68 1004.9
26 08:51 SW 6 10.00 Mostly Cloudy BKN170 BKN300 62.1 54 75% 29.72 1006.1
26 07:51 W 6 10.00 Mostly Cloudy BKN150 BKN300 60.1 53.1 78% 29.75 1007.1
26 06:51 S 5 9.00 A Few Clouds FEW150 FEW300 53.1 48 57.9 51.1 83% 29.71 1006.1
26 05:51 S 3 10.00 A Few Clouds FEW250 53.1 46.9 80% 29.69 1005.3
26 04:51 Calm 10.00 A Few Clouds FEW250 52 45 77% 29.72 1006.3
26 03:51 Calm 10.00 Partly Cloudy SCT250 54 44.1 69% 29.74 1006.9
26 02:51 S 6 10.00 Mostly Cloudy FEW150 BKN250 55.9 45 67% 29.76 1007.5
26 01:51 Calm 10.00 Partly Cloudy FEW150 SCT250 53.1 42.1 66% 29.79 1008.8
26 00:51 Calm 10.00 Mostly Cloudy BKN250 57.9 43 69.1 57.9 58% 29.79 1008.8
25 23:51 SW 7 10.00 Mostly Cloudy FEW150 BKN250 60.1 43 53% 29.8 1009.2
25 22:51 SW 9 10.00 Overcast FEW150 OVC250 62.1 43 50% 29.82 1009.7
25 21:51 SW 10 10.00 Overcast FEW120 OVC250 64 43 46% 29.81 1009.5
25 20:51 SW 9 10.00 Overcast FEW120 OVC250 66 43 43% 29.81 1009.5
25 19:51 SW 10 10.00 Overcast FEW120 OVC250 68 42.1 39% 29.79 1008.9
25 18:51 SW 12 10.00 Overcast FEW130 OVC250 69.1 39 71.1 63 33% 29.79 1008.9
25 17:51 SW 16 G 24 10.00 Mostly Cloudy FEW130 BKN250 71.1 36 28% 29.78 1008.4
25 16:51 SW 17 G 28 10.00 Mostly Cloudy BKN250 71.1 32 24% 29.79 1008.7
25 15:51 SW 18 G 29 10.00 Mostly Cloudy BKN250 70 28 21% 29.81 1009.3
25 14:51 SW 18 G 31 10.00 Mostly Cloudy BKN250 68 24.1 19% 29.85 1010.7
25 13:51 SW 18 G 30 10.00 Mostly Cloudy BKN250 66 26.1 22% 29.89 1012.1
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)