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.
09 02:51 S 17 G 28 10.00 Overcast OVC090 61 42.1 50% 29.97 1014.8
09 01:51 S 21 G 37 10.00 Overcast and Breezy SCT055 BKN075 OVC090 61 42.1 50% 30 1015.8
09 00:51 S 17 G 28 10.00 Overcast OVC095 64 39 70 63 40% 29.99 1015.4
08 23:51 S 18 G 31 10.00 Mostly Cloudy BKN110 BKN220 63 39 41% 29.99 1015.6
08 22:51 S 21 G 31 10.00 Mostly Cloudy and Breezy BKN220 63 39 41% 30 1015.8
08 21:51 S 18 G 31 10.00 Mostly Cloudy SCT170 BKN250 64 39 40% 30 1015.9
08 20:51 S 17 G 26 10.00 Mostly Cloudy FEW150 BKN250 66.9 39 36% 30 1016.0
08 19:51 S 14 G 25 10.00 Mostly Cloudy FEW080 FEW150 BKN250 68 37.9 33% 29.99 1015.7
08 18:51 S 21 G 37 10.00 Partly Cloudy and Breezy FEW080 FEW150 SCT250 70 37.9 71.1 62.1 31% 29.98 1015.3
08 17:51 S 28 G 39 10.00 Partly Cloudy and Windy FEW080 FEW170 SCT250 71.1 37.9 30% 29.98 1015.3
08 16:51 S 24 G 36 10.00 A Few Clouds and Breezy FEW170 FEW250 71.1 39 31% 30 1015.8
08 15:51 S 21 G 38 10.00 A Few Clouds and Breezy FEW200 FEW250 70 37.9 31% 30.02 1016.7
08 14:51 S 18 G 37 10.00 Partly Cloudy FEW200 SCT250 68 37 32% 30.05 1017.8
08 13:51 S 21 G 33 10.00 Mostly Cloudy and Breezy FEW190 BKN250 64.9 35.1 33% 30.09 1019.1
08 12:51 S 21 G 30 10.00 Overcast and Breezy FEW180 SCT250 OVC300 62.1 34 62.1 37.9 35% 30.12 1020.1
08 11:51 S 21 G 29 10.00 Mostly Cloudy and Breezy FEW130 BKN220 BKN300 55.9 30.9 39% 30.15 1021.4
08 10:51 S 16 G 28 10.00 Mostly Cloudy FEW130 BKN230 52 28 40% 30.18 1022.5
08 09:51 S 16 G 25 10.00 Mostly Cloudy FEW050 SCT150 BKN250 48 25 41% 42 30.22 1023.7
08 08:51 S 18 G 26 10.00 Mostly Cloudy FEW090 SCT140 BKN250 44.1 25 47% 37 30.24 1024.6
08 07:51 S 13 10.00 Mostly Cloudy BKN085 BKN140 BKN250 39.9 24.1 53% 33 30.26 1025.2
08 06:51 SE 13 10.00 Overcast SCT080 BKN130 OVC250 37.9 25 37.9 35.1 60% 31 30.27 1025.7 0.01
08 05:51 SE 12 10.00 Overcast BKN085 OVC140 37 25 62% 30 30.28 1025.9
08 04:51 SE 10 10.00 Overcast FEW060 BKN080 OVC120 36 26.1 67% 29 30.29 1026.2
08 03:51 SE 6 10.00 Light Rain FEW060 BKN075 OVC095 36 26.1 67% 32 30.3 1026.7 0.01 0.01
08 02:51 SE 9 10.00 Overcast SCT060 BKN080 OVC120 37.9 21 51% 32 30.31 1027.0
08 01:51 SE 8 10.00 Overcast BKN120 OVC250 37 21 52% 32 30.32 1027.2
08 00:51 SE 6 10.00 Overcast FEW080 BKN120 OVC250 35.1 27 35.1 32 72% 31 30.33 1027.9
07 23:51 E 9 10.00 Mostly Cloudy BKN130 BKN250 34 26.1 73% 27 30.35 1028.4
07 22:51 E 8 10.00 Overcast SCT140 OVC250 34 24.1 67% 28 30.37 1029.3
07 21:51 E 7 10.00 Overcast SCT130 OVC250 33.1 23 66% 28 30.39 1029.7
07 20:51 E 9 10.00 Overcast FEW110 OVC250 32 21 64% 25 30.39 1029.8
07 19:51 E 8 10.00 Overcast FEW100 OVC250 33.1 19 56% 27 30.4 1030.1
07 18:51 E 8 10.00 Overcast FEW120 OVC250 34 18 39 34 52% 28 30.4 1030.4
07 17:51 E 12 10.00 Mostly Cloudy BKN250 37 16 42% 30 30.41 1030.7
07 16:51 E 9 10.00 Mostly Cloudy BKN250 37.9 9 30% 32 30.42 1031.0
07 15:51 E 10 10.00 Mostly Cloudy BKN250 37 15.1 41% 30 30.44 1031.5
07 14:51 E 9 10.00 Mostly Cloudy BKN250 37.9 16 41% 32 30.47 1032.4
07 13:51 E 10 10.00 A Few Clouds FEW040 FEW250 37 17.1 44% 30 30.49 1033.3
07 12:51 E 12 10.00 A Few Clouds FEW040 FEW250 36 16 36 28 44% 29 30.51 1033.7
07 11:51 NE 12 G 17 10.00 A Few Clouds FEW038 34 15.1 46% 26 30.53 1034.5
07 10:51 E 9 G 16 10.00 A Few Clouds FEW038 35.1 15.1 44% 29 30.54 1034.9
07 09:51 E 12 10.00 A Few Clouds FEW037 33.1 15.1 48% 25 30.53 1034.6
07 08:51 E 10 10.00 A Few Clouds FEW036 FEW250 32 15.1 50% 24 30.52 1034.2
07 07:51 NE 15 10.00 A Few Clouds FEW035 FEW250 30 12.9 49% 20 30.5 1033.6
07 06:51 NE 12 10.00 A Few Clouds FEW035 FEW250 28.9 14 33.1 28 54% 20 30.48 1032.8
07 05:51 NE 14 10.00 A Few Clouds FEW032 FEW250 28.9 16 58% 19 30.46 1032.1
07 04:51 NE 17 10.00 Partly Cloudy FEW032 SCT250 30 18 61% 19 30.44 1031.4
07 03:51 NE 13 10.00 Partly Cloudy SCT031 SCT250 30 18 61% 21 30.43 1031.0
07 02:51 NE 15 10.00 Mostly Cloudy BKN030 30.9 19.9 64% 21 30.42 1030.5
07 01:51 NE 16 10.00 Mostly Cloudy BKN029 32 21.9 66% 22 30.4 1030.1
07 00:51 NE 17 10.00 Overcast OVC023 33.1 23 48 33.1 66% 23 30.39 1029.6
06 23:51 NE 16 10.00 Overcast OVC022 33.1 24.1 70% 23 30.37 1028.9
06 22:51 NE 17 10.00 Overcast BKN014 OVC075 34 26.1 73% 24 30.35 1028.4
06 21:51 NE 18 10.00 Mostly Cloudy BKN014 BKN075 35.1 28 76% 25 30.33 1027.5
06 20:51 NE 20 G 28 10.00 Mostly Cloudy SCT017 BKN065 37.9 30.9 76% 29 30.28 1026.0
06 19:51 N 14 10.00 Mostly Cloudy BKN070 BKN250 45 24.1 44% 39 30.23 1023.9
06 18:51 N 15 G 23 10.00 Mostly Cloudy BKN065 BKN250 48 24.1 51.1 46.9 39% 43 30.2 1023.0
06 17:51 NW 18 10.00 Mostly Cloudy BKN060 50 27 41% 44 30.19 1022.7
06 16:51 W 14 G 24 10.00 Mostly Cloudy BKN055 50 27 41% 45 30.18 1022.5
06 15:51 W 16 G 23 10.00 Mostly Cloudy BKN055 50 28 43% 45 30.19 1022.6
06 14:51 W 14 G 26 10.00 Mostly Cloudy BKN055 48.9 26.1 41% 44 30.2 1023.1
06 13:51 NW 17 G 26 10.00 Mostly Cloudy BKN049 48 28.9 48% 42 30.22 1023.7
06 12:51 NW 20 G 31 10.00 Mostly Cloudy SCT040 BKN055 48.9 28.9 48.9 41 46% 43 30.22 1023.7
06 11:51 NW 16 10.00 Mostly Cloudy FEW037 BKN048 48.9 32 52% 44 30.23 1023.9
06 10:51 W 14 10.00 Mostly Cloudy SCT032 BKN041 48 33.1 56% 43 30.23 1023.9
06 09:51 NW 15 10.00 Mostly Cloudy BKN023 45 34 66% 39 30.22 1023.6
06 08:51 NW 15 G 23 10.00 Partly Cloudy SCT020 43 35.1 74% 36 30.21 1023.2
06 07:51 NW 9 10.00 A Few Clouds FEW016 FEW045 42.1 35.1 76% 37 30.19 1022.7
06 06:51 NW 12 10.00 A Few Clouds FEW018 FEW045 41 36 44.1 41 82% 35 30.16 1021.7 0.03
06 05:51 NW 10 10.00 Partly Cloudy FEW012 SCT048 42.1 39 89% 37 30.13 1020.5
06 04:51 W 6 10.00 Partly Cloudy FEW033 SCT070 41 39 93% 38 30.12 1020.1
06 03:51 SW 5 10.00 Partly Cloudy FEW037 FEW048 SCT085 42.1 39.9 92% 40 30.11 1019.8 0.03
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)