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.
23 03:51 N 10 10.00 Mostly Cloudy FEW020 BKN032 28.9 23 78% 20 30.23 1024.5
23 02:51 N 12 10.00 A Few Clouds FEW020 FEW033 28.9 21.9 75% 20 30.21 1023.6
23 01:51 N 13 10.00 A Few Clouds FEW020 30 23 75% 21 30.19 1022.9
23 00:51 N 14 10.00 A Few Clouds FEW020 30.9 23 34 30.9 72% 21 30.16 1022.0
22 23:51 N 17 10.00 A Few Clouds FEW021 32 23 69% 22 30.12 1020.6
22 22:51 N 17 10.00 A Few Clouds FEW023 32 23 69% 22 30.09 1019.7
22 21:51 N 21 G 30 10.00 A Few Clouds and Breezy FEW023 32 24.1 73% 21 30.06 1018.5
22 20:51 N 22 10.00 Mostly Cloudy and Breezy SCT022 BKN110 33.1 24.1 70% 22 30.04 1017.9
22 19:51 N 22 10.00 Mostly Cloudy and Breezy SCT020 BKN120 34 25 70% 23 30.02 1017.2
22 18:51 N 23 G 33 10.00 Mostly Cloudy and Breezy BKN017 BKN075 BKN110 34 26.1 37.9 34 73% 23 29.98 1015.7
22 17:51 NE 29 G 44 10.00 Light Rain and Windy BKN018 BKN070 OVC090 34 27 76% 21 29.94 1014.3
22 16:51 N 24 10.00 Overcast and Breezy BKN017 BKN022 OVC090 35.1 27 72% 24 29.96 1014.8
22 15:51 N 26 G 41 10.00 Light Rain and Windy BKN015 BKN032 OVC080 35.1 30 82% 23 29.93 1013.6
22 14:51 N 21 G 38 10.00 Overcast and Breezy BKN015 OVC021 37 28.9 73% 27 29.9 1012.6
22 13:51 N 33 G 43 10.00 Overcast and Windy BKN017 BKN022 OVC140 37.9 28.9 70% 26 29.89 1012.2
22 12:51 NE 30 G 40 10.00 Overcast and Windy OVC014 37.9 30 46 37 73% 26 29.85 1010.8
22 11:51 N 26 G 37 10.00 Overcast and Windy BKN013 OVC150 39.9 32 73% 30 29.83 1010.0
22 10:51 N 25 G 36 10.00 Mostly Cloudy and Breezy BKN013 BKN200 BKN250 39.9 33.1 77% 30 29.81 1009.5
22 09:51 N 21 G 33 10.00 Mostly Cloudy and Breezy BKN014 BKN200 BKN250 41 34 76% 32 29.78 1008.3
22 08:51 NE 21 10.00 Mostly Cloudy and Breezy FEW150 BKN190 BKN250 42.1 34 73% 34 29.71 1006.1
22 07:51 N 20 G 30 10.00 Mostly Cloudy FEW120 BKN170 BKN250 43 34 71% 35 29.75 1007.3
22 05:51 N 18 10.00 Mostly Cloudy FEW150 SCT200 BKN250 50 39 66% 44 29.62 1002.9
22 04:51 Vrbl 7 10.00 Mostly Cloudy BKN150 BKN200 63 50 63% 29.57 1001.0
22 03:51 SW 14 G 21 10.00 Overcast OVC150 68 51.1 55% 29.53 999.5
22 02:51 SW 17 G 24 10.00 Mostly Cloudy FEW170 BKN190 68 48.9 51% 29.55 1000.2
22 01:51 SW 15 G 26 10.00 Partly Cloudy SCT180 68 48 49% 29.56 1000.6
22 00:51 SW 16 G 28 10.00 A Few Clouds FEW150 FEW250 69.1 46.9 75 69.1 45% 29.58 1001.2
21 23:51 SW 15 G 25 10.00 Partly Cloudy SCT250 70 45 41% 29.6 1001.9
21 22:51 S 10 G 20 10.00 Mostly Cloudy SCT250 BKN300 71.1 44.1 38% 29.61 1002.4
21 21:51 SW 14 G 21 10.00 Mostly Cloudy BKN250 72 44.1 37% 29.62 1002.7
21 20:51 SW 12 10.00 Mostly Cloudy BKN250 72 45 38% 29.63 1003.3
21 19:51 SW 10 10.00 Mostly Cloudy FEW200 BKN250 73 45 37% 29.65 1003.8
21 18:51 SW 12 10.00 Mostly Cloudy FEW200 BKN250 75 45 77 63 34% 77 29.65 1004.0
21 17:51 SW 14 G 26 10.00 Mostly Cloudy BKN250 77 45 32% 78 29.66 1004.3
21 16:51 S 12 10.00 Mostly Cloudy BKN250 73.9 44.1 34% 29.68 1005.1
21 15:51 S 17 G 26 10.00 Mostly Cloudy FEW100 BKN250 71.1 42.1 35% 29.72 1006.1
21 14:51 S 12 10.00 Partly Cloudy FEW100 SCT250 70 42.1 37% 29.75 1007.5
21 13:51 S 13 G 20 10.00 A Few Clouds FEW110 FEW250 66 39 37% 29.81 1009.3
21 12:51 S 12 10.00 A Few Clouds FEW110 FEW250 62.1 41 62.1 44.1 46% 29.85 1011.1
21 11:51 S 12 9.00 Partly Cloudy FEW110 SCT250 59 44.1 58% 29.88 1011.9
21 10:51 S 7 8.00 Overcast BKN100 OVC250 55 42.1 62% 29.91 1012.9
21 09:51 S 6 9.00 Mostly Cloudy BKN120 BKN250 53.1 41 64% 29.92 1013.4
21 08:51 SE 7 8.00 Mostly Cloudy BKN140 BKN250 48.9 39 69% 46 29.92 1013.5
21 07:51 E 5 9.00 Mostly Cloudy BKN130 BKN250 45 37 74% 43 29.93 1013.7
21 06:51 E 5 10.00 Overcast BKN130 OVC250 44.1 37 46 41 76% 42 29.92 1013.5
21 05:51 E 3 10.00 Overcast BKN150 OVC250 43 36 76% 29.92 1013.5
21 04:51 E 5 10.00 Overcast SCT150 BKN180 OVC250 44.1 36 73% 42 29.93 1013.6
21 03:51 NE 3 10.00 Overcast SCT170 BKN220 OVC250 46 36 68% 29.94 1014.0
21 02:51 Calm 10.00 Overcast BKN220 OVC250 43 36 76% 29.94 1013.8
21 01:51 Calm 10.00 Overcast SCT180 OVC220 43 36 76% 29.94 1014.0
21 00:51 Calm 10.00 Overcast SCT180 OVC210 43 35.1 48 42.1 74% 29.95 1014.4
20 23:51 E 3 10.00 Overcast SCT200 OVC250 43 35.1 74% 29.96 1014.5
20 22:51 NE 5 10.00 Overcast BKN200 OVC250 44.1 36 73% 42 29.95 1014.3
20 21:51 N 5 10.00 Overcast OVC210 45 36 71% 43 29.95 1014.2
20 20:51 N 8 10.00 Overcast OVC240 45 36 71% 41 29.94 1014.1
20 19:51 NE 13 10.00 Overcast OVC250 46 37 71% 41 29.93 1013.7
20 18:51 NE 10 10.00 Overcast OVC250 48 37.9 72 48 68% 44 29.9 1012.6
20 17:51 NE 14 10.00 Overcast OVC250 51.1 39 64% 29.88 1012.0
20 16:51 NE 13 10.00 Overcast OVC250 55 39.9 57% 29.85 1010.8
20 15:51 NE 18 10.00 Mostly Cloudy BKN250 57 42.1 58% 29.82 1009.9
20 14:51 NE 18 G 26 10.00 Mostly Cloudy BKN250 64.9 45 49% 29.78 1008.5
20 13:51 NW 10 G 20 10.00 Mostly Cloudy BKN250 71.1 46 41% 29.77 1008.1
20 12:51 W 8 10.00 Mostly Cloudy BKN250 69.1 45 69.1 51.1 42% 29.76 1007.6
20 11:51 W 9 10.00 Mostly Cloudy FEW200 BKN250 64.9 44.1 47% 29.77 1008.2
20 10:51 W 10 10.00 Mostly Cloudy SCT200 BKN250 62.1 44.1 52% 29.77 1008.3
20 09:51 W 14 G 22 10.00 Mostly Cloudy BKN200 BKN250 59 43 56% 29.76 1008.0
20 08:51 SW 13 10.00 Overcast FEW160 OVC250 54 42.1 64% 29.76 1008.0
20 07:51 SW 12 G 21 10.00 Overcast SCT160 OVC250 52 41 66% 29.77 1008.2
20 06:51 SW 13 10.00 Overcast FEW140 BKN170 OVC250 52 41 52 39.9 66% 29.78 1008.4
20 04:51 SW 10 10.00 Overcast OVC180 48.9 39.9 71% 45 29.8 1009.4
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)