National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Metric (Imperial)
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
23 18:51 E 17 16.09 Partly Cloudy FEW050 SCT250 21.1 8.9 23.3 21.1 46% 76.58 1020.8
23 17:51 E 15 16.09 Mostly Cloudy FEW050 BKN250 22.8 9.4 43% 76.58 1020.8
23 16:51 N 11 16.09 Mostly Cloudy FEW050 BKN250 23.3 10.6 45% 76.61 1021.1
23 15:51 NE 15 16.09 Partly Cloudy FEW050 SCT250 22.2 10 46% 76.66 1021.7
23 14:51 NE 15 16.09 Partly Cloudy FEW050 SCT250 22.8 10.6 46% 76.68 1022.1
23 13:51 NE 17 16.09 Partly Cloudy FEW045 SCT250 21.7 10 47% 76.71 1022.6
23 12:51 N 11 16.09 A Few Clouds FEW045 FEW250 21.7 10 21.7 13.9 47% 76.76 1023.0
23 11:51 NE 17 16.09 A Few Clouds FEW042 FEW150 FEW250 21.1 10 49% 76.76 1023.1
23 10:51 NE 17 16.09 A Few Clouds FEW150 FEW250 20 10.6 55% 76.73 1022.8
23 09:51 N 15 16.09 A Few Clouds FEW070 FEW250 19.4 10.6 57% 76.73 1022.8
23 08:51 NE 19 16.09 A Few Clouds FEW080 FEW180 FEW250 18.3 10 59% 76.76 1023.1
23 07:51 N 19 16.09 A Few Clouds FEW080 FEW180 FEW250 16.7 10 65% 76.73 1023.0
23 06:51 N 9 16.09 Partly Cloudy FEW090 FEW180 SCT250 13.3 9.4 15.6 12.2 77% 76.71 1022.5
23 05:51 N 11 16.09 Partly Cloudy SCT200 SCT250 12.8 8.9 77% 76.66 1021.8
23 04:51 N 11 16.09 A Few Clouds FEW250 12.2 8.3 77% 76.61 1021.2
23 03:51 N 11 16.09 Fair CLR 13.3 8.3 72% 76.58 1020.8
23 02:51 N 7 16.09 Fair CLR 13.9 8.3 69% 76.56 1020.2
23 01:51 N 11 16.09 Fair CLR 15 7.8 62% 76.53 1020.0
23 00:51 N 9 16.09 Fair CLR 14.4 8.3 19.4 14.4 67% 76.53 1020.1
22 23:51 N 11 16.09 A Few Clouds FEW060 14.4 8.3 67% 76.53 1020.0
22 22:51 N 11 16.09 A Few Clouds FEW060 16.1 8.3 60% 76.5 1019.7
22 21:51 N 13 16.09 Partly Cloudy SCT060 17.2 7.8 54% 76.5 1019.6
22 20:51 N 17 16.09 Partly Cloudy FEW050 SCT100 17.8 7.2 50% 76.45 1019.0
22 19:51 N 20 16.09 A Few Clouds FEW050 FEW250 18.3 8.9 54% 76.4 1018.6
22 18:51 N 24 16.09 A Few Clouds FEW045 FEW250 19.4 9.4 22.8 19.4 53% 76.38 1018.1
22 17:51 NE 28 16.09 A Few Clouds FEW045 FEW250 21.1 10 49% 76.33 1017.4
22 16:51 NE 28 16.09 A Few Clouds FEW045 FEW250 22.2 10.6 48% 76.3 1017.0
22 15:51 N 22 16.09 Partly Cloudy FEW045 SCT250 22.2 11.7 52% 76.3 1017.0
22 14:51 N 28 16.09 Mostly Cloudy FEW045 BKN250 22.2 11.7 52% 76.28 1016.8
22 13:51 NE 30 16.09 Mostly Cloudy FEW037 BKN250 21.7 12.2 55% 76.25 1016.5
22 12:51 NE 26 G 37 16.09 Mostly Cloudy FEW033 BKN250 21.7 13.3 22.2 15.6 59% 76.23 1016.0
22 11:51 NE 22 16.09 Partly Cloudy FEW033 SCT250 21.1 12.8 59% 76.23 1015.8
22 10:51 NE 26 16.09 Mostly Cloudy FEW033 BKN250 21.1 12.8 59% 76.17 1015.1
22 09:51 N 20 16.09 Mostly Cloudy FEW023 BKN250 20 13.9 68% 76.15 1015.0
22 08:51 N 19 16.09 Mostly Cloudy FEW021 BKN250 18.3 12.2 68% 76.12 1014.7
22 07:51 N 19 16.09 Partly Cloudy FEW017 FEW035 SCT250 17.2 12.8 76% 76.07 1014.0
22 06:51 N 19 16.09 A Few Clouds FEW013 FEW033 15.6 13.3 15.6 14.4 86% 76.05 1013.6 0.03
22 05:51 N 22 16.09 Mostly Cloudy FEW010 BKN035 BKN120 BKN250 15 13.3 90% 75.97 1012.6
22 04:51 NE 22 16.09 Overcast BKN010 OVC020 15 13.3 90% 75.97 1012.7
22 03:51 NE 28 16.09 Light Rain BKN008 OVC015 14.4 13.9 97% 75.9 1011.8 0.03
22 02:51 N 20 16.09 Overcast SCT009 BKN015 OVC030 15 13.3 90% 75.92 1011.8
22 01:51 NE 26 16.09 Light Rain BKN007 BKN012 OVC025 15 13.9 93% 75.9 1011.7 0.03
22 00:51 NE 24 12.87 Light Rain BKN008 BKN015 OVC070 15 13.9 15.6 14.4 93% 75.9 1011.7 0.03 0.43
21 23:51 NE 20 12.87 Light Rain FEW012 BKN022 OVC080 15 13.3 90% 75.9 1011.7 0.08
21 22:51 NE 13 16.09 Light Rain BKN012 BKN050 OVC070 15 13.3 90% 75.9 1011.5 0.03
21 21:51 NE 17 16.09 Light Rain FEW009 FEW045 OVC075 15 13.3 90% 75.84 1011.0 0.3
21 20:51 E 22 14.48 Light Rain FEW009 BKN080 OVC100 15 13.3 90% 75.79 1010.4 0.05
21 19:51 E 17 G 35 12.87 Light Rain SCT008 SCT014 OVC080 15.6 13.9 90% 75.79 1010.4 0.25
21 18:51 E 17 9.66 Rain Fog/Mist SCT010 BKN032 OVC085 15.6 13.9 19.4 15.6 90% 75.82 1010.5 0.56 1.3
21 16:51 SE 24 G 41 11.27 Light Rain SCT020 BKN075 OVC100 17.2 14.4 84% 75.84 1011.1 0.1
21 15:51 SE 11 14.48 Light Rain FEW017 FEW075 OVC095 18.3 15 81% 75.92 1012.1 0.08 0.25
21 14:51 E 9 16.09 Light Rain FEW030 FEW080 OVC100 18.9 15.6 81% 75.97 1012.6 0.05
21 13:51 SE 9 8.05 Light Rain FEW030 OVC100 18.3 15.6 84% 75.97 1012.7 0.13
21 12:51 S 13 12.87 Light Rain OVC100 19.4 15 21.7 17.2 76% 76 1013.0 0.05 0.05
21 11:51 SE 11 16.09 Light Rain FEW050 BKN110 OVC250 21.1 13.9 64% 75.95 1012.1
21 10:51 E 9 16.09 Mostly Cloudy BKN130 BKN250 21.7 13.3 59% 75.97 1012.4
21 09:51 SE 9 16.09 Mostly Cloudy SCT120 BKN250 21.1 13.3 61% 76.02 1013.0
21 08:51 E 7 16.09 Mostly Cloudy FEW065 SCT120 BKN250 20 13.9 68% 76 1012.8
21 07:51 E 7 16.09 Mostly Cloudy FEW065 BKN250 18.9 12.8 68% 76.02 1013.0
21 06:51 N 6 16.09 Mostly Cloudy FEW065 BKN250 17.2 13.3 17.8 15.6 78% 76.05 1013.4
21 05:51 N 6 16.09 Mostly Cloudy FEW065 BKN250 16.1 12.8 81% 76.07 1013.8
21 04:51 N 6 16.09 Mostly Cloudy FEW065 BKN250 16.7 12.2 75% 76.05 1013.3
21 03:51 Calm 16.09 Mostly Cloudy FEW065 BKN250 16.7 12.2 75% 76.02 1013.1
21 02:51 Calm 16.09 Mostly Cloudy FEW065 BKN250 17.2 12.2 73% 76.02 1013.1
21 01:51 Calm 16.09 Mostly Cloudy FEW065 BKN250 17.8 12.2 70% 76.02 1013.0
21 00:51 Calm 16.09 Mostly Cloudy FEW060 BKN250 17.8 11.7 24.4 17.8 68% 76.02 1013.2
20 23:51 Calm 16.09 Mostly Cloudy FEW060 BKN250 18.9 11.7 63% 76.02 1013.1
20 22:51 SW 6 16.09 Mostly Cloudy FEW060 BKN250 19.4 11.7 61% 76.05 1013.3
20 21:51 Calm 16.09 Mostly Cloudy FEW060 BKN250 21.7 11.1 51% 76.02 1013.0
20 20:51 W 7 16.09 Mostly Cloudy FEW070 BKN250 22.2 10 46% 76 1012.8
20 19:51 W 7 16.09 Partly Cloudy FEW070 SCT250 23.3 10 43% 75.97 1012.6
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)