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 11:51 NE 17 10.00 Fair CLR 54 27 35% 30.25 1024.4
11 10:51 NE 16 G 23 10.00 Fair CLR 54 28.9 38% 30.25 1024.4
11 09:51 NE 18 10.00 Fair CLR 52 30 43% 30.23 1023.7
11 08:51 NE 22 G 29 10.00 A Few Clouds and Breezy FEW095 50 32 50% 44 30.21 1023.3
11 07:51 NE 20 G 24 10.00 A Few Clouds FEW095 48 35.1 61% 42 30.2 1022.9
11 06:51 N 14 10.00 A Few Clouds FEW095 45 36 57 43 71% 39 30.18 1022.1
11 05:51 N 12 10.00 A Few Clouds FEW100 43 37 80% 37 30.17 1021.7
11 04:51 NE 12 10.00 A Few Clouds FEW100 44.1 37 76% 39 30.16 1021.3
11 03:51 N 13 10.00 Partly Cloudy SCT100 45 37 74% 39 30.15 1021.1
11 02:51 NE 16 10.00 Partly Cloudy SCT100 48 39 71% 42 30.14 1020.5
11 01:51 E 5 10.00 Partly Cloudy SCT110 52 32 47% 30.12 1020.0
11 00:51 NE 3 10.00 Mostly Cloudy BKN120 53.1 32 63 52 45% 30.13 1020.4
10 23:51 E 3 10.00 Mostly Cloudy BKN110 BKN250 52 32 47% 30.12 1020.0
10 22:51 E 3 10.00 A Few Clouds FEW100 FEW250 53.1 28.9 40% 30.11 1019.6
10 21:51 SE 7 10.00 A Few Clouds FEW100 FEW250 54 28.9 38% 30.1 1019.4
10 20:51 SE 7 10.00 Partly Cloudy FEW100 SCT250 55 28 36% 30.09 1019.1
10 19:51 E 9 10.00 Partly Cloudy FEW100 SCT250 57.9 28 32% 30.08 1018.7
10 18:51 NW 12 10.00 Partly Cloudy FEW100 SCT250 63 23 64.9 59 22% 30.08 1018.6
10 17:51 NW 6 10.00 Mostly Cloudy SCT095 BKN250 63 23 22% 30.09 1019.1
10 16:51 NW 14 G 18 10.00 Mostly Cloudy SCT090 BKN250 64 23 21% 30.08 1018.8
10 15:51 W 10 G 18 10.00 Mostly Cloudy BKN090 BKN250 64 25 23% 30.08 1018.5
10 14:51 W 13 G 21 10.00 Mostly Cloudy BKN090 BKN250 64 25 23% 30.09 1019.0
10 13:51 NW 9 G 20 10.00 Partly Cloudy SCT090 SCT250 63 24.1 23% 30.09 1019.0
10 12:51 NW 10 G 18 10.00 Partly Cloudy SCT085 SCT250 59 23 25% 30.09 1019.1
10 11:51 N 9 10.00 Partly Cloudy SCT075 SCT250 60.1 25 26% 30.1 1019.3
10 10:51 Vrbl 3 10.00 A Few Clouds FEW070 59 27 29% 30.08 1018.8
10 09:51 SE 6 10.00 Fair CLR 55.9 25 30% 30.08 1018.8
10 08:51 E 5 10.00 Fair CLR 53.1 26.1 35% 30.07 1018.4
10 07:51 E 3 10.00 Fair CLR 52 32 47% 30.06 1018.0
10 06:51 Calm 10.00 Fair CLR 46 34 51.1 39.9 63% 30.03 1016.9
10 05:51 N 6 10.00 A Few Clouds FEW250 39.9 30.9 70% 36 30.01 1016.3
10 04:51 N 6 10.00 Fair CLR 41 30 65% 38 29.99 1015.4
10 03:51 NE 5 10.00 A Few Clouds FEW250 46 30 54% 44 29.98 1015.0
10 02:51 NE 7 10.00 A Few Clouds FEW250 46 30.9 56% 43 29.95 1014.2
10 01:51 N 13 10.00 Fair CLR 48.9 33.1 55% 44 29.93 1013.6
10 00:51 Vrbl 6 10.00 A Few Clouds FEW250 48.9 37 69.1 48.9 64% 47 29.91 1012.7
09 23:51 Calm 10.00 A Few Clouds FEW250 52 35.1 53% 29.88 1011.7
09 22:51 SE 3 10.00 A Few Clouds FEW250 52 33.1 49% 29.85 1010.8
09 21:51 Calm 10.00 A Few Clouds FEW250 53.1 33.1 47% 29.83 1010.2
09 20:51 NE 10 10.00 A Few Clouds FEW090 FEW250 55 33.1 44% 29.8 1009.0
09 19:51 NE 12 10.00 Partly Cloudy FEW090 SCT250 57.9 34 41% 29.75 1007.5
09 18:51 NW 16 G 26 10.00 Mostly Cloudy SCT090 BKN250 69.1 34 75 69.1 27% 29.7 1005.7
09 17:51 W 18 G 30 10.00 Partly Cloudy FEW090 SCT150 SCT250 72 34 25% 29.68 1004.7
09 16:51 NW 20 G 36 10.00 Mostly Cloudy SCT090 SCT130 BKN250 72 33.1 24% 29.65 1003.8
09 15:51 W 17 G 35 10.00 Mostly Cloudy SCT090 BKN130 73 35.1 25% 29.63 1003.1
09 14:51 W 14 G 32 10.00 Mostly Cloudy BKN100 BKN130 75 35.1 23% 76 29.64 1003.5
09 13:51 W 15 G 26 10.00 Mostly Cloudy BKN110 BKN130 72 32 23% 29.63 1003.2
09 12:51 W 12 G 20 10.00 Mostly Cloudy FEW070 SCT110 BKN160 BKN250 70 33.1 72 53.1 26% 29.64 1003.5
09 11:51 W 12 G 21 10.00 Mostly Cloudy FEW100 SCT160 BKN250 70 45 41% 29.65 1003.7
09 10:51 W 12 10.00 Mostly Cloudy FEW200 BKN250 66 46.9 50% 29.65 1003.7
09 09:51 SW 14 10.00 A Few Clouds FEW200 FEW250 63 48 58% 29.64 1003.7
09 08:51 SW 14 G 21 10.00 Partly Cloudy FEW110 SCT250 59 48.9 69% 29.64 1003.5
09 07:51 SW 12 10.00 Partly Cloudy FEW110 SCT250 55.9 48.9 77% 29.64 1003.5
09 06:51 SW 12 10.00 Mostly Cloudy SCT110 SCT230 BKN250 53.1 48.9 55.9 52 86% 29.64 1003.5
09 05:51 SW 10 10.00 Mostly Cloudy SCT110 BKN250 54 48.9 83% 29.62 1002.7
09 04:51 SW 12 10.00 Mostly Cloudy BKN250 53.1 48.9 86% 29.62 1003.0
09 03:51 SW 9 10.00 Mostly Cloudy BKN250 53.1 48.9 86% 29.64 1003.5
09 02:51 SW 12 10.00 A Few Clouds FEW250 53.1 48.9 86% 29.64 1003.6
09 01:51 SW 10 10.00 Fair CLR 55 48.9 80% 29.66 1004.4
09 00:51 SW 12 10.00 A Few Clouds FEW250 55.9 48.9 61 55 77% 29.68 1005.0
08 23:51 SW 10 10.00 A Few Clouds FEW250 57 48.9 74% 29.68 1004.9
08 22:51 S 12 10.00 Mostly Cloudy BKN250 59 46.9 64% 29.69 1005.2
08 21:51 S 8 10.00 Mostly Cloudy BKN250 55.9 43 62% 29.69 1005.5
08 20:51 SE 6 10.00 Mostly Cloudy BKN250 55.9 43 62% 29.69 1005.5
08 19:51 SE 10 10.00 Mostly Cloudy FEW070 BKN250 59 44.1 58% 29.69 1005.4
08 18:51 E 8 10.00 Mostly Cloudy SCT065 BKN085 BKN250 61 45 66.9 61 56% 29.69 1005.6
08 17:51 SE 13 10.00 Mostly Cloudy SCT060 BKN080 BKN250 63 46.9 56% 29.7 1005.8
08 16:51 E 12 10.00 Mostly Cloudy BKN070 BKN250 64 46 52% 29.71 1006.1
08 15:51 SE 9 10.00 Mostly Cloudy BKN085 BKN250 66 46 49% 29.71 1006.1
08 14:51 S 9 10.00 Mostly Cloudy BKN070 BKN250 66 41 40% 29.74 1007.1
08 13:51 SE 6 10.00 Mostly Cloudy SCT065 BKN250 66 37.9 36% 29.76 1007.8
08 12:51 SE 5 10.00 Mostly Cloudy FEW050 BKN250 63 37.9 64 44.1 40% 29.79 1008.6
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)