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.
22 02:51 SW 23 G 37 10.00 Partly Cloudy and Breezy SCT032 SCT250 75 64 69% 77 29.58 1001.0
22 01:51 SW 26 G 41 10.00 Mostly Cloudy and Windy SCT040 SCT150 BKN250 78.1 60.1 54% 79 29.57 1000.7
22 00:51 SW 25 G 54 9.00 Mostly Cloudy and Breezy FEW060 SCT170 BKN250 80.1 63 87.1 80.1 56% 81 29.56 1000.3
21 23:51 S 22 G 39 10.00 Overcast and Breezy FEW070 BKN170 OVC250 81 64 57% 83 29.56 1000.2
21 22:51 S 20 G 37 10.00 Overcast SCT070 BKN170 OVC250 82 64 55% 84 29.55 999.9
21 21:51 S 26 G 40 10.00 Overcast and Windy BKN085 OVC200 84 63 49% 85 29.57 1000.7
21 20:51 S 17 G 40 10.00 Overcast FEW060 BKN075 OVC250 84.9 63 48% 86 29.57 1000.6
21 19:51 S 23 G 41 10.00 Mostly Cloudy and Breezy SCT065 BKN250 84.9 62.1 46% 85 29.55 1000.1
21 18:51 S 24 G 41 10.00 Mostly Cloudy and Breezy SCT070 BKN300 87.1 62.1 89.1 86 43% 88 29.58 1001.0
21 17:51 S 22 G 40 10.00 Overcast and Breezy FEW070 OVC300 88 62.1 42% 88 29.57 1000.8
21 16:51 S 21 G 32 10.00 Mostly Cloudy and Breezy FEW070 BKN300 88 62.1 42% 88 29.61 1002.3
21 15:51 S 22 G 32 10.00 Overcast and Breezy SCT065 OVC300 89.1 62.1 41% 89 29.65 1003.4
21 14:51 S 22 G 30 10.00 Overcast and Breezy SCT060 BKN250 OVC300 88 63 43% 89 29.68 1004.6
21 13:51 S 17 G 32 10.00 Mostly Cloudy SCT060 BKN250 87.1 63 45% 88 29.71 1005.7
21 12:51 S 20 G 30 10.00 Mostly Cloudy SCT050 BKN250 86 64 86 63 48% 87 29.74 1006.5
21 11:51 S 18 G 29 10.00 Mostly Cloudy SCT045 BKN250 84.9 64.9 51% 87 29.76 1007.3
21 10:51 S 12 G 22 10.00 Mostly Cloudy SCT037 BKN049 BKN250 82 66.9 60% 85 29.79 1008.3
21 09:51 S 6 10.00 Partly Cloudy FEW180 SCT250 77 64.9 66% 79 29.79 1008.4
21 08:51 SE 6 9.00 Mostly Cloudy BKN250 71.1 62.1 73% 29.83 1009.6
21 07:51 E 6 8.00 Mostly Cloudy FEW007 BKN250 66 60.1 81% 29.83 1009.9
21 06:51 E 9 7.00 Mostly Cloudy FEW004 BKN250 63 59 66.9 61 87% 29.85 1010.3
21 05:51 E 7 6.00 Fog/Mist FEW004 SCT200 BKN250 62.1 57.9 86% 29.85 1010.5
21 04:51 E 6 9.00 Partly Cloudy SCT250 62.1 57.9 86% 29.83 1009.9
21 03:51 E 6 10.00 Partly Cloudy SCT250 64 59 84% 29.84 1010.1
21 02:51 E 5 10.00 A Few Clouds FEW060 FEW250 63 59 87% 29.84 1010.0
21 01:51 E 6 10.00 A Few Clouds FEW060 FEW250 64 60.1 87% 29.86 1010.8
21 00:51 NE 8 10.00 Mostly Cloudy BKN060 66.9 61 79 66.9 81% 29.88 1011.3
20 23:51 E 9 10.00 Partly Cloudy SCT065 SCT250 70 61 73% 29.88 1011.4
20 22:51 N 6 10.00 Partly Cloudy FEW110 SCT250 70 61 73% 29.87 1011.2
20 21:51 NW 5 10.00 Partly Cloudy FEW050 FEW110 SCT250 71.1 60.1 68% 29.85 1010.5
20 20:51 NW 9 10.00 Mostly Cloudy FEW050 SCT110 BKN250 73.9 59 60% 29.83 1009.8
20 19:51 NW 9 10.00 Mostly Cloudy FEW050 SCT120 BKN250 77 59 54% 79 29.82 1009.5
20 18:51 W 13 10.00 Mostly Cloudy FEW050 BKN110 BKN170 BKN250 78.1 59 86 78.1 52% 79 29.81 1008.9
20 17:51 W 16 G 25 10.00 Mostly Cloudy FEW050 BKN120 BKN160 BKN250 80.1 57.9 47% 81 29.79 1008.4
20 16:51 SW 17 G 33 10.00 Overcast FEW047 BKN150 OVC250 81 57.9 45% 81 29.79 1008.2
20 15:51 SW 22 G 33 10.00 Overcast and Breezy FEW048 SCT070 BKN120 BKN160 OVC250 82.9 61 48% 83 29.78 1007.9
20 14:51 SW 18 G 33 10.00 Thunderstorm SCT048CB BKN085 BKN160 BKN300 86 66 51% 88 29.77 1007.5
20 13:51 S 24 G 38 10.00 Thunderstorm Light Rain and Breezy SCT042CB SCT065 BKN180 OVC250 82 64 55% 84 29.79 1008.4
20 12:51 SW 13 G 36 10.00 Thunderstorm BKN055CB BKN070 BKN160 OVC250 82 64 82.9 55% 84 29.81 1009.1
20 11:51 SW 18 G 30 10.00 Overcast BKN055 BKN075 OVC250 82 62.1 51% 83 29.83 1009.7
20 10:51 E 10 10.00 Overcast FEW048TCU SCT065 SCT180 OVC250 73 54 51% 29.87 1011.3
20 09:51 NE 9 10.00 Mostly Cloudy SCT160 SCT210 BKN250 73 57.9 59% 29.89 1011.8
20 08:51 NE 8 10.00 Mostly Cloudy FEW210 BKN250 75.9 62.1 62% 78 29.89 1011.7
20 07:51 S 6 10.00 Mostly Cloudy FEW070 FEW120 BKN250 71.1 57.9 63% 29.89 1011.7
20 06:51 S 9 10.00 Overcast SCT060TCU SCT080 BKN100 OVC250 66.9 51.1 66.9 61 57% 29.88 1011.5
20 05:51 SE 8 10.00 Overcast SCT055 BKN095 BKN170 OVC250 64.9 45 49% 29.88 1011.3
20 04:51 SE 3 10.00 Overcast FEW060 SCT095 BKN170 OVC250 63 44.1 50% 29.89 1011.8
20 03:51 E 3 10.00 Overcast SCT065 BKN095 OVC250 63 43 48% 29.9 1012.2
20 02:51 E 3 10.00 Mostly Cloudy SCT070 BKN160 BKN250 63 43 48% 29.91 1012.5
20 01:51 Calm 10.00 Mostly Cloudy BKN170 BKN250 62.1 44.1 52% 29.93 1013.3
20 00:51 E 5 10.00 Mostly Cloudy BKN180 BKN250 63 42.1 70 62.1 47% 29.96 1014.1
19 23:51 E 3 10.00 Partly Cloudy SCT180 SCT250 62.1 43 50% 29.94 1013.5
19 22:51 E 7 10.00 Partly Cloudy SCT170 SCT250 63 41 45% 29.98 1014.7
19 21:51 E 8 10.00 Partly Cloudy SCT250 63 42.1 47% 29.98 1014.8
19 20:51 E 7 10.00 Partly Cloudy SCT250 64.9 43 45% 29.97 1014.4
19 19:51 E 8 10.00 Mostly Cloudy BKN250 66.9 42.1 41% 29.97 1014.5
19 18:51 E 7 10.00 Mostly Cloudy BKN250 69.1 39.9 75 69.1 35% 29.97 1014.6
19 17:51 E 10 10.00 Mostly Cloudy BKN300 72 43 35% 29.97 1014.3
19 16:51 E 8 10.00 Mostly Cloudy BKN300 73.9 45 36% 29.98 1014.8
19 15:51 E 9 10.00 Mostly Cloudy BKN350 73.9 46 37% 29.99 1014.9
19 14:51 NE 10 10.00 Mostly Cloudy BKN350 73.9 46 37% 30.01 1015.7
19 13:51 NE 13 10.00 Mostly Cloudy BKN350 73 46 38% 30 1015.3
19 12:51 NE 12 10.00 A Few Clouds FEW350 72 46.9 75.9 71.1 41% 30.01 1015.6
19 11:51 E 13 G 23 10.00 A Few Clouds FEW350 73 50 44% 30.02 1016.1
19 10:51 NE 13 G 21 10.00 A Few Clouds FEW350 73.9 50 43% 30.02 1016.2
19 09:51 NE 15 10.00 A Few Clouds FEW350 75.9 45 33% 77 30.01 1015.8
19 08:51 N 12 10.00 A Few Clouds FEW095 75 48.9 40% 77 30.01 1015.7
19 07:51 N 14 10.00 Partly Cloudy FEW085 SCT350 73 53.1 50% 30 1015.5
19 06:51 N 9 10.00 Mostly Cloudy FEW085 BKN350 71.1 55 73.9 69.1 57% 29.97 1014.4
19 05:51 NW 8 10.00 Partly Cloudy FEW055 SCT090 SCT200 70 59 68% 29.94 1013.2
19 04:51 W 7 10.00 A Few Clouds FEW060 70 60.1 71% 29.9 1012.1
19 03:51 SW 7 10.00 Mostly Cloudy BKN055 BKN075 72 60.1 66% 29.89 1011.6
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)