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.
26 18:51 E 10 10.00 Fair CLR 78.1 57.9 81 78.1 50% 79 30.11 1019.1
26 17:51 E 12 10.00 Fair CLR 79 57.9 49% 80 30.11 1019.3
26 16:51 E 12 10.00 Fair CLR 80.1 57.9 47% 81 30.13 1019.8
26 15:51 E 10 10.00 Fair CLR 80.1 55.9 44% 80 30.14 1020.2
26 14:51 E 10 10.00 Fair CLR 81 53.1 38% 80 30.15 1020.6
26 13:51 E 7 10.00 Fair CLR 80.1 53.1 39% 80 30.16 1021.0
26 12:51 SE 9 10.00 A Few Clouds FEW300 79 54 79 63 42% 79 30.17 1021.3
26 11:51 SE 10 10.00 A Few Clouds FEW300 78.1 51.1 39% 79 30.19 1021.9
26 10:51 Vrbl 6 10.00 A Few Clouds FEW040 FEW300 75.9 54 47% 78 30.21 1022.5
26 09:51 SE 3 10.00 A Few Clouds FEW035 FEW300 73 57.9 59% 30.21 1022.8
26 08:51 NE 5 10.00 A Few Clouds FEW030 FEW250 71.1 60.1 68% 30.22 1023.0
26 07:51 Calm 10.00 A Few Clouds FEW030 FEW250 66.9 60.1 79% 30.22 1023.1
26 06:51 Calm 10.00 Partly Cloudy FEW030 SCT250 63 57.9 66.9 61 84% 30.21 1022.8
26 05:51 Calm 10.00 A Few Clouds FEW050 FEW250 61 57 87% 30.21 1022.8
26 04:51 NW 3 10.00 Fair CLR 61 55.9 84% 30.21 1022.7
26 03:51 N 3 10.00 Fair CLR 63 55.9 78% 30.21 1022.8
26 02:51 Calm 10.00 Fair CLR 63 57 81% 30.21 1022.8
26 01:51 Calm 10.00 Fair CLR 66 55.9 70% 30.21 1022.7
26 00:51 NE 3 10.00 Fair CLR 64.9 55.9 73 64.9 73% 30.21 1022.7
25 23:51 NE 3 10.00 Fair CLR 68 57 68% 30.22 1023.0
25 22:51 E 7 10.00 Fair CLR 68 57.9 70% 30.22 1023.0
25 21:51 E 9 10.00 Fair CLR 69.1 57.9 68% 30.22 1023.0
25 20:51 E 8 10.00 A Few Clouds FEW250 69.1 57.9 68% 30.21 1022.8
25 19:51 E 9 10.00 Partly Cloudy FEW047 SCT250 71.1 57 61% 30.21 1022.8
25 18:51 E 10 10.00 Partly Cloudy FEW047 SCT250 73 57 78.1 73 57% 30.22 1022.9
25 17:51 E 10 10.00 Partly Cloudy FEW047 SCT250 75 55.9 52% 78 30.21 1022.8
25 16:51 E 14 10.00 Partly Cloudy FEW047 SCT250 75.9 57.9 54% 78 30.22 1022.9
25 15:51 E 8 10.00 Partly Cloudy SCT047 77 57.9 52% 79 30.22 1023.0
25 14:51 E 6 10.00 Partly Cloudy SCT047 77 57 50% 79 30.23 1023.4
25 13:51 E 9 10.00 Partly Cloudy SCT040 78.1 60.1 54% 79 30.24 1023.7
25 12:51 E 8 10.00 Partly Cloudy SCT041 77 59 77 64.9 54% 79 30.25 1023.9
25 11:51 NE 7 10.00 Partly Cloudy SCT040 75.9 57.9 54% 78 30.26 1024.2
25 10:51 E 9 10.00 Partly Cloudy SCT033 75 57.9 55% 78 30.26 1024.2
25 09:51 E 10 10.00 Partly Cloudy SCT028 73 59 62% 30.25 1024.1
25 08:51 E 10 10.00 Mostly Cloudy BKN026 72 60.1 66% 30.25 1024.0
25 07:51 Vrbl 7 10.00 A Few Clouds FEW025 69.1 61 76% 30.24 1023.7
25 06:51 N 6 10.00 A Few Clouds FEW025 FEW050 64.9 61 68 62.1 87% 30.23 1023.3
25 05:51 N 5 10.00 A Few Clouds FEW025 FEW050 63 60.1 90% 30.22 1023.1
25 04:51 N 6 10.00 Fair CLR 63 60.1 90% 30.2 1022.6
25 03:51 N 5 10.00 Fair CLR 63 60.1 90% 30.19 1022.1
25 02:51 N 3 10.00 A Few Clouds FEW250 64 60.1 87% 30.19 1021.9
25 01:51 N 5 10.00 A Few Clouds FEW250 66 60.1 81% 30.18 1021.8
25 00:51 NE 5 10.00 A Few Clouds FEW025 FEW250 68 60.1 72 68 76% 30.19 1022.1
24 23:51 E 5 10.00 Partly Cloudy FEW022 FEW045 SCT250 68 61 78% 30.19 1022.0
24 22:51 NE 7 10.00 Mostly Cloudy FEW022 SCT045 BKN250 69.1 61 76% 30.19 1021.9
24 21:51 E 8 10.00 Overcast SCT022 BKN042 OVC250 70 62.1 76% 30.18 1021.7
24 20:51 E 8 10.00 Overcast BKN025 BKN043 OVC250 71.1 61 71% 30.17 1021.4
24 19:51 E 9 10.00 Overcast FEW025 BKN033 OVC060 71.1 61 71% 30.16 1021.0
24 18:51 NE 8 10.00 Overcast BKN027 OVC035 72 62.1 75 72 71% 30.15 1020.6
24 17:51 NE 9 10.00 Overcast BKN026 OVC040 73 62.1 69% 30.14 1020.2
24 16:51 E 7 10.00 Overcast BKN028 OVC037 73 62.1 69% 30.13 1020.1
24 15:51 NE 7 10.00 Mostly Cloudy SCT027 BKN040 75 63 66% 77 30.14 1020.4
24 14:51 NE 7 10.00 Mostly Cloudy BKN026 BKN040 75 64 69% 77 30.13 1020.0
24 13:51 NE 7 10.00 Overcast FEW028 BKN036 OVC045 73.9 64 71% 30.13 1020.1
24 12:51 NE 5 10.00 Overcast BKN025 OVC035 73.9 64 75 69.1 71% 30.15 1020.6
24 11:51 NE 8 10.00 Overcast BKN023 OVC030 73 64 74% 30.14 1020.2
24 10:51 NE 9 10.00 Overcast BKN020 BKN025 OVC033 73 64 74% 30.14 1020.2
24 09:51 N 7 10.00 Overcast FEW015 BKN031 OVC044 73 64.9 76% 30.13 1020.0
24 08:51 N 7 10.00 Mostly Cloudy FEW014 BKN022 BKN031 BKN250 72 66 82% 30.12 1019.6
24 07:51 N 7 10.00 Overcast FEW012 SCT019 OVC024 70 66 87% 30.11 1019.4
24 06:51 N 7 10.00 Mostly Cloudy SCT008 BKN023 BKN250 69.1 66 70 68 90% 30.1 1018.9
24 05:51 NE 5 10.00 Overcast BKN011 OVC026 69.1 66 90% 30.09 1018.4
24 04:51 NE 7 10.00 Overcast BKN014 OVC026 69.1 64.9 87% 30.07 1017.7
24 03:51 W 3 7.00 Mostly Cloudy FEW017 BKN026 68 64.9 90% 30.06 1017.2
24 02:51 W 3 7.00 Overcast FEW070 BKN120 OVC250 68 66 93% 30.04 1016.8
24 01:51 NW 3 7.00 Overcast SCT075 BKN110 OVC250 69.1 64.9 87% 30.05 1017.0
24 00:51 Calm 7.00 Overcast BKN090 BKN170 OVC250 70 64.9 75 69.1 84% 30.05 1016.9 0.18
23 23:51 W 5 7.00 Mostly Cloudy SCT070 BKN120 BKN170 BKN250 70 64.9 84% 30.04 1016.8
23 22:51 SW 5 7.00 Mostly Cloudy SCT120 BKN170 BKN250 71.1 66.9 87% 30.03 1016.4
23 21:51 SW 5 7.00 Overcast FEW065 BKN110 BKN170 OVC250 71.1 68 90% 30.02 1016.1 0.18
23 20:51 S 3 7.00 Overcast SCT110 OVC250 72 66.9 84% 30.03 1016.4
23 19:51 W 3 6.00 Fog/Mist BKN060 BKN130 BKN190 OVC250 72 66 82% 30.02 1016.3 0.18
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)