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 18:51 E 7 10.00 A Few Clouds FEW045 FEW250 82.9 62.1 86 82 49% 84 30.09 1018.6
12 17:51 E 7 10.00 A Few Clouds FEW045 84 64 51% 85 30.09 1018.4
12 16:51 NE 9 10.00 A Few Clouds FEW045 84 64.9 53% 86 30.09 1018.5
12 15:51 E 9 10.00 A Few Clouds FEW045 84.9 64.9 51% 87 30.1 1018.8
12 14:51 E 9 10.00 Partly Cloudy SCT045 84 64.9 53% 86 30.1 1018.9
12 13:51 E 6 10.00 Partly Cloudy SCT045 82.9 64.9 55% 85 30.11 1019.2
12 12:51 NE 8 10.00 Partly Cloudy SCT041 82 66 84 68 58% 84 30.12 1019.6
12 11:51 E 7 10.00 Partly Cloudy SCT038 82 64.9 56% 84 30.13 1019.9
12 10:51 NE 8 10.00 A Few Clouds FEW035 81 66 61% 83 30.13 1019.9
12 09:51 N 7 10.00 Fair CLR 79 66 65% 81 30.13 1019.8
12 08:51 N 6 10.00 Fair CLR 75.9 64.9 69% 78 30.13 1019.9
12 07:51 NE 3 10.00 Fair CLR 73 63 71% 30.12 1019.6
12 06:51 N 3 10.00 A Few Clouds FEW050 68 64 68 64 87% 30.11 1019.0
12 05:51 N 7 10.00 A Few Clouds FEW250 64.9 63 93% 30.1 1018.8
12 04:51 N 7 10.00 Fair CLR 66 64.9 96% 30.08 1018.3
12 03:51 NW 3 10.00 Fair CLR 66 64.9 96% 30.07 1017.9
12 02:51 N 5 10.00 Fair CLR 66 64.9 96% 30.07 1017.8
12 01:51 N 5 10.00 Fair CLR 68 64.9 90% 30.08 1018.2
12 00:51 N 6 10.00 Fair CLR 66.9 64 77 66.9 91% 30.09 1018.7
11 23:51 N 6 10.00 Fair CLR 69.1 64.9 87% 30.09 1018.8
11 22:51 NE 6 10.00 Fair CLR 69.1 64.9 87% 30.09 1018.6
11 21:51 NE 6 10.00 A Few Clouds FEW250 70 64 82% 30.08 1018.4
11 20:51 NE 8 10.00 A Few Clouds FEW110 FEW250 73 63 71% 30.08 1018.2
11 19:51 E 8 10.00 A Few Clouds FEW110 FEW250 75 61 62% 77 30.07 1017.7
11 18:51 NE 10 10.00 A Few Clouds FEW040 FEW110 FEW250 77 61 81 77 58% 79 30.06 1017.4
11 17:51 NE 10 10.00 Partly Cloudy FEW035 FEW110 SCT250 79 62.1 56% 80 30.06 1017.4
11 16:51 NE 12 10.00 Partly Cloudy FEW035 FEW110 SCT250 80.1 63 56% 81 30.06 1017.3
11 15:51 NE 8 10.00 Mostly Cloudy SCT034 BKN110 BKN250 81 64 57% 83 30.06 1017.6
11 14:51 NE 9 10.00 Mostly Cloudy SCT033 BKN110 BKN250 80.1 64.9 60% 82 30.07 1017.7
11 13:51 NE 10 10.00 Partly Cloudy SCT029 SCT180 79 64.9 62% 81 30.08 1018.0
11 12:51 E 7 10.00 Mostly Cloudy FEW021 SCT120 BKN180 BKN250 77 66 77 68 69% 79 30.07 1018.0
11 11:51 NE 8 10.00 Mostly Cloudy SCT015 BKN100 BKN130 BKN250 75 66.9 76% 76 30.08 1018.3
11 10:51 N 7 10.00 Overcast SCT017 OVC100 72 66 82% 30.08 1018.4
11 09:51 N 7 10.00 Overcast BKN012 OVC100 71.1 66 84% 30.09 1018.5
11 08:51 N 6 10.00 Light Rain FEW009 FEW065 OVC100 70 66.9 90% 30.09 1018.4
11 07:51 N 6 10.00 Overcast BKN009 OVC110 70 66 87% 30.07 1017.9
11 06:51 N 6 10.00 Overcast FEW010 OVC120 68 64 69.1 66.9 87% 30.04 1016.9
11 05:51 NW 3 10.00 Light Rain FEW045 BKN120 BKN250 66.9 63 87% 30.03 1016.4
11 04:51 N 7 10.00 Light Rain FEW045 BKN130 BKN250 68 62.1 81% 30.01 1015.9
11 03:51 N 3 10.00 Mostly Cloudy BKN120 BKN250 68 64 87% 30.01 1015.7
11 02:51 N 6 10.00 Mostly Cloudy BKN130 BKN250 66.9 63 87% 30 1015.6
11 01:51 Calm 10.00 Partly Cloudy FEW150 SCT250 66.9 62.1 84% 30 1015.4
11 00:51 W 3 10.00 Partly Cloudy FEW150 SCT250 68 62.1 75.9 68 81% 30 1015.4
10 23:51 Calm 10.00 Partly Cloudy SCT250 70 62.1 76% 30 1015.4
10 22:51 E 3 10.00 Partly Cloudy SCT250 71.1 61 71% 29.99 1015.1
10 21:51 E 7 10.00 Mostly Cloudy FEW150 BKN250 72 60.1 66% 29.99 1014.9
10 20:51 E 7 10.00 Mostly Cloudy FEW055 FEW150 BKN250 73 59 62% 29.97 1014.5
10 19:51 NE 12 10.00 Mostly Cloudy FEW055 SCT150 BKN250 73.9 61 64% 29.96 1014.2
10 18:51 NE 12 10.00 Mostly Cloudy FEW055 FEW150 BKN250 75.9 63 84 75.9 64% 78 29.94 1013.6
10 17:51 NE 9 10.00 Mostly Cloudy FEW045CB SCT085 BKN150 BKN250 81 62.1 53% 82 29.92 1012.9
10 16:51 NE 8 10.00 Mostly Cloudy SCT045 BKN085 BKN120 BKN250 80.1 63 56% 81 29.91 1012.3
10 15:51 NE 7 10.00 Mostly Cloudy SCT048TCU BKN080 BKN250 82 62.1 51% 83 29.89 1011.8
10 14:51 NE 12 G 17 10.00 Mostly Cloudy SCT045 BKN250 82.9 62.1 49% 84 29.9 1012.0
10 13:51 N 3 10.00 A Few Clouds FEW045 FEW250 82 62.1 51% 83 29.9 1012.0
10 12:51 N 10 10.00 Partly Cloudy FEW040 SCT250 81 61 81 66.9 51% 82 29.9 1012.0
10 11:51 N 12 10.00 Mostly Cloudy FEW032 SCT210 BKN250 78.1 63 60% 80 29.89 1011.7
10 10:51 NW 10 10.00 Mostly Cloudy FEW020 BKN210 BKN250 75.9 66 72% 77 29.88 1011.3
10 09:51 N 9 10.00 Overcast FEW014 SCT110 BKN170 OVC250 73 66 79% 29.87 1010.9
10 08:51 NW 8 7.00 Overcast BKN010 BKN014 OVC170 71.1 66.9 87% 29.86 1010.7
10 07:51 Calm 9.00 Light Rain FEW060 SCT075 BKN100 OVC130 69.1 66 90% 29.83 1009.8
10 06:51 W 7 10.00 Overcast FEW080 BKN100 BKN120 OVC200 66.9 64 69.1 66 91% 29.83 1009.7 0.03 0.24
10 05:51 NW 7 9.00 Light Rain FEW015 OVC100 66.9 63 87% 29.81 1009.2 0.06
10 04:51 NW 10 10.00 Light Rain SCT011 OVC110 66.9 64.9 93% 29.81 1008.9 0.03
10 03:51 NW 10 10.00 Light Rain FEW010 OVC100 66.9 64.9 93% 29.8 1008.5 0.04 0.12
10 02:51 N 10 10.00 Light Rain FEW010 OVC090 66.9 64.9 93% 29.78 1008.1 0.02
10 01:51 N 12 7.00 Light Rain FEW012 OVC100 68 66.9 96% 29.78 1007.9 0.06
10 00:51 N 10 9.00 Light Rain FEW007 BKN100 OVC120 69.1 66.9 73 69.1 93% 29.8 1008.8 0.09 0.3
09 23:51 N 9 5.00 Rain Fog/Mist FEW007 BKN100 BKN110 70 69.1 97% 29.8 1008.6 0.08
09 22:51 N 13 7.00 Light Rain FEW007 BKN110 OVC150 71.1 69.1 94% 29.8 1008.8 0.03
09 21:51 N 9 7.00 Light Rain FEW007 SCT040 BKN100 OVC130 71.1 69.1 94% 29.83 1009.7 0.07 0.1
09 20:51 N 7 5.00 Light Rain Fog/Mist FEW010 SCT060 OVC110 71.1 70 96% 29.84 1010.0 0.02
09 19:51 N 7 6.00 Light Rain Fog/Mist FEW010 SCT080 OVC120 72 70 94% 29.84 1009.9 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)