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.
13 01:51 W 3 10.00 Fair CLR 72 59 64% 30.17 1021.2
13 00:51 Calm 10.00 Fair CLR 72 59 82.9 72 64% 30.17 1021.1
12 23:51 Calm 10.00 Fair CLR 73 57.9 59% 30.17 1021.1
12 22:51 S 3 10.00 Fair CLR 77 57.9 52% 79 30.18 1021.3
12 21:51 NE 8 10.00 Fair CLR 78.1 55.9 47% 79 30.19 1021.7
12 20:51 E 7 10.00 Fair CLR 79 57 47% 80 30.18 1021.3
12 19:51 NE 9 10.00 Fair CLR 81 55.9 42% 81 30.18 1021.5
12 18:51 NE 12 10.00 Fair CLR 82.9 55.9 87.1 82.9 40% 82 30.17 1021.0
12 17:51 NE 7 10.00 Fair CLR 84 55.9 38% 83 30.15 1020.6
12 16:51 NE 12 10.00 A Few Clouds FEW060 84.9 57 39% 84 30.16 1020.9
12 15:51 NE 12 10.00 A Few Clouds FEW060 84.9 57.9 40% 84 30.18 1021.3
12 14:51 NE 9 10.00 A Few Clouds FEW046 86 57 37% 85 30.18 1021.5
12 13:51 E 10 10.00 A Few Clouds FEW046 86 61 43% 86 30.19 1021.8
12 12:51 NE 13 10.00 A Few Clouds FEW045 84.9 60.1 84.9 70 43% 85 30.2 1022.2
12 11:51 NE 8 10.00 Partly Cloudy SCT044 84 63 49% 85 30.21 1022.6
12 10:51 NE 6 10.00 A Few Clouds FEW042 82.9 64 53% 84 30.2 1022.2
12 09:51 NE 3 10.00 A Few Clouds FEW035 82 64.9 56% 84 30.21 1022.4
12 08:51 N 3 10.00 Fair CLR 79 66 65% 81 30.2 1022.3
12 07:51 N 6 10.00 A Few Clouds FEW110 73.9 66 76% 30.2 1022.2
12 06:51 N 5 10.00 Fair CLR 70 64.9 70 66.9 84% 30.18 1021.5
12 05:51 N 7 10.00 Fair CLR 68 63 84% 30.17 1021.2
12 04:51 N 7 10.00 Fair CLR 68 63 84% 30.15 1020.4
12 03:51 N 6 10.00 Fair CLR 68 63 84% 30.14 1020.1
12 02:51 N 6 10.00 Fair CLR 68 63 84% 30.14 1020.0
12 01:51 N 3 10.00 Fair CLR 69.1 63 81% 30.13 1019.7
12 00:51 N 7 10.00 A Few Clouds FEW090 70 63 79 69.1 79% 30.13 1019.8
11 23:51 N 7 10.00 Fair CLR 72 63 73% 30.13 1019.6
11 21:51 NE 12 10.00 A Few Clouds FEW250 73.9 59 60% 30.12 1019.5
11 20:51 NE 12 10.00 A Few Clouds FEW250 75 57 54% 78 30.1 1018.8
11 19:51 NE 13 10.00 Partly Cloudy SCT250 78.1 57 48% 79 30.09 1018.5
11 18:51 NE 16 10.00 Mostly Cloudy BKN250 79 59 82 79 50% 80 30.08 1018.1
11 17:51 NE 14 10.00 Mostly Cloudy FEW050 BKN250 81 57 44% 81 30.08 1018.0
11 16:51 N 16 G 25 10.00 Mostly Cloudy FEW050 BKN250 82 63 53% 83 30.07 1017.8
11 15:51 NE 13 10.00 Mostly Cloudy FEW050 BKN250 80.1 64 58% 82 30.07 1017.8
11 14:51 NE 17 10.00 Mostly Cloudy FEW015 FEW055 BKN250 81 62.1 53% 82 30.07 1017.8
11 13:51 NE 16 G 22 10.00 Partly Cloudy FEW015 SCT250 81 61 51% 82 30.07 1017.9
11 12:51 NE 15 G 22 10.00 A Few Clouds FEW012 FEW250 81 61 82 70 51% 82 30.07 1017.7
11 11:51 NE 14 G 21 10.00 A Few Clouds FEW012 FEW250 81 59 47% 81 30.06 1017.5
11 10:51 E 12 10.00 Partly Cloudy FEW012 SCT250 79 63 58% 81 30.06 1017.4
11 09:51 NE 10 10.00 Mostly Cloudy FEW012 BKN250 78.1 66 67% 80 30.05 1017.0
11 08:51 NE 9 10.00 Mostly Cloudy FEW012 FEW065 BKN250 75.9 68 77% 77 30.04 1016.9
11 07:51 N 8 10.00 Mostly Cloudy FEW065 BKN250 73 66 79% 30.03 1016.6
11 06:51 N 8 10.00 Mostly Cloudy SCT065 SCT200 BKN250 70 63 70 66 79% 30.02 1016.0
11 05:51 N 6 10.00 Mostly Cloudy FEW065 SCT200 BKN250 66.9 61 81% 30 1015.4
11 04:51 NE 6 10.00 Mostly Cloudy BKN250 66.9 59 76% 29.99 1015.0
11 03:51 N 7 10.00 Mostly Cloudy BKN250 66 57.9 75% 29.98 1014.6
11 02:51 N 7 10.00 Mostly Cloudy BKN250 66.9 59 76% 29.97 1014.4
11 01:51 N 8 10.00 Mostly Cloudy BKN250 66.9 59 76% 29.97 1014.3
11 00:51 N 7 10.00 Mostly Cloudy BKN250 68 62.1 75 66.9 81% 29.98 1014.8
10 23:51 N 7 10.00 Mostly Cloudy FEW200 BKN250 70 62.1 76% 30 1015.3
10 22:51 N 9 10.00 Mostly Cloudy FEW200 BKN250 72 60.1 66% 29.98 1014.9
10 21:51 NE 9 10.00 Mostly Cloudy SCT210 BKN240 73 59 62% 30 1015.3
10 20:51 NE 10 10.00 Mostly Cloudy FEW035 BKN220 BKN250 73.9 59 60% 29.98 1014.6
10 19:51 N 10 10.00 Mostly Cloudy FEW035 BKN240 BKN300 73.9 60.1 62% 29.95 1013.9
10 18:51 N 13 10.00 Mostly Cloudy FEW035 BKN240 BKN300 75 61 81 75 62% 77 29.96 1013.9
10 17:51 NE 16 10.00 Mostly Cloudy FEW035 FEW200 BKN250 77 62.1 60% 79 29.94 1013.3
10 16:51 NE 13 10.00 Mostly Cloudy FEW035 FEW200 BKN250 78.1 63 60% 80 29.94 1013.4
10 15:51 NE 10 10.00 Mostly Cloudy FEW013 FEW031 BKN250 79 62.1 56% 80 29.93 1013.1
10 14:51 NE 10 10.00 Mostly Cloudy FEW018 FEW032 BKN250 81 63 54% 82 29.93 1012.9
10 13:51 NE 8 10.00 Mostly Cloudy FEW018 FEW032 BKN250 81 64 57% 83 29.93 1013.2
10 12:51 NE 8 10.00 Mostly Cloudy FEW018 FEW032 BKN250 80.1 63 80.1 70 56% 81 29.94 1013.3
10 11:51 NE 9 10.00 Mostly Cloudy FEW018 SCT035 BKN070 BKN250 78.1 62.1 58% 80 29.95 1013.7
10 10:51 N 9 10.00 Mostly Cloudy FEW015 FEW033 BKN250 79 64.9 62% 81 29.93 1013.0
10 09:51 N 8 10.00 Partly Cloudy FEW038 FEW150 SCT250 77 64.9 66% 79 29.93 1012.8
10 08:51 N 8 10.00 Partly Cloudy FEW038 SCT250 75 66 74% 76 29.93 1012.8
10 07:51 NE 7 10.00 Mostly Cloudy FEW010 FEW037 BKN250 72 66 82% 29.91 1012.2
10 06:51 NE 8 10.00 Mostly Cloudy FEW008 SCT120 BKN250 70 66 72 69.1 87% 29.91 1012.1
10 05:51 NE 7 10.00 Partly Cloudy FEW010 FEW110 SCT250 70 66 87% 29.9 1011.8
10 04:51 N 7 10.00 Partly Cloudy FEW010 SCT110 70 66 87% 29.89 1011.5
10 03:51 NE 6 10.00 Mostly Cloudy FEW007 SCT035 BKN070 BKN130 70 66.9 90% 29.87 1010.8
10 02:51 NE 8 10.00 Overcast BKN007 OVC035 70 68 93% 29.87 1010.9
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)