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.
28 17:51 N 30 16.09 Mostly Cloudy BKN300 18.3 6.1 45% 76.61 1021.1
28 16:51 N 20 16.09 Partly Cloudy SCT300 19.4 6.7 44% 76.61 1021.2
28 14:51 NE 22 16.09 A Few Clouds FEW300 20.6 7.2 42% 76.66 1021.8
28 13:51 NE 22 G 37 16.09 A Few Clouds FEW300 21.7 7.8 41% 76.68 1022.1
28 12:51 NE 20 G 30 16.09 Partly Cloudy SCT300 21.1 8.9 21.1 15 46% 76.68 1022.1
28 11:51 NE 17 16.09 Partly Cloudy SCT300 20 8.3 47% 76.71 1022.6
28 10:51 NE 15 16.09 Mostly Cloudy BKN300 20 8.9 49% 76.73 1022.6
28 09:51 NE 17 16.09 A Few Clouds FEW300 18.9 8.9 52% 76.68 1022.1
28 08:51 NE 20 16.09 A Few Clouds FEW300 17.8 8.3 54% 76.68 1022.1
28 07:51 N 19 16.09 A Few Clouds FEW080 FEW300 16.1 7.8 58% 76.66 1021.9
28 06:51 NE 19 16.09 Partly Cloudy FEW080 SCT250 15 7.8 16.7 13.9 62% 76.63 1021.3
28 05:51 N 19 16.09 Partly Cloudy FEW080 SCT250 13.9 7.8 67% 76.58 1020.6
28 04:51 N 20 16.09 A Few Clouds FEW050 FEW250 14.4 7.2 62% 76.53 1019.9
28 03:51 N 17 16.09 A Few Clouds FEW250 15 7.8 62% 76.48 1019.3
28 02:51 N 17 16.09 A Few Clouds FEW250 15.6 8.3 62% 76.43 1018.7
28 01:51 N 13 16.09 Partly Cloudy SCT250 16.1 7.2 56% 76.38 1018.0
28 00:51 N 6 16.09 Partly Cloudy SCT300 15.6 7.2 25.6 15 58% 76.38 1017.9
27 23:51 N 13 16.09 A Few Clouds FEW250 FEW300 16.7 7.8 56% 76.35 1017.5
27 22:51 N 7 16.09 A Few Clouds FEW150 FEW250 FEW300 16.7 7.2 54% 76.33 1017.2
27 21:51 NE 9 16.09 A Few Clouds FEW250 17.2 7.2 52% 76.33 1017.4
27 20:51 N 17 16.09 A Few Clouds FEW250 17.2 8.3 56% 76.35 1017.6
27 19:51 NE 19 16.09 A Few Clouds FEW250 22.8 11.7 50% 76.23 1015.7
27 18:51 NE 17 16.09 A Few Clouds FEW060 FEW250 25.6 12.2 28.3 25.6 43% 26 76.17 1015.0
27 17:51 NE 15 16.09 A Few Clouds FEW060 27.2 11.7 38% 27 76.17 1015.2
27 16:51 NE 17 16.09 A Few Clouds FEW060 FEW250 27.8 12.2 38% 27 76.17 1015.0
27 15:51 NE 15 16.09 A Few Clouds FEW060 FEW160 27.8 12.8 40% 27 76.17 1015.2
27 14:51 NE 19 16.09 A Few Clouds FEW060 FEW160 FEW250 27.8 12.8 40% 27 76.2 1015.4
27 13:51 NE 17 16.09 Mostly Cloudy SCT160 BKN300 26.7 13.3 44% 27 76.2 1015.7
27 12:51 N 19 16.09 Partly Cloudy FEW180 SCT300 25.6 13.3 27.2 19.4 47% 26 76.23 1015.8
27 11:51 NE 22 16.09 A Few Clouds FEW150 FEW300 26.7 13.9 45% 27 76.23 1015.7
27 10:51 NE 17 16.09 A Few Clouds FEW150 FEW300 26.7 13.9 45% 27 76.2 1015.4
27 09:51 Calm 16.09 Partly Cloudy FEW170 SCT300 26.1 11.1 39% 26 76.2 1015.4
27 08:51 S 6 16.09 Partly Cloudy FEW180 SCT300 23.9 12.2 48% 25 76.2 1015.4
27 06:51 Calm 16.09 Partly Cloudy FEW230 SCT300 19.4 12.8 19.4 15.6 66% 76.15 1014.7
27 05:51 Calm 16.09 Partly Cloudy SCT250 16.1 11.1 72% 76.12 1014.4
27 04:51 Calm 16.09 A Few Clouds FEW250 16.7 11.1 70% 76.12 1014.3
27 02:51 Calm 16.09 A Few Clouds FEW250 16.7 11.1 70% 76.1 1014.2
27 01:51 Calm 16.09 A Few Clouds FEW250 17.8 11.1 65% 76.12 1014.4
27 00:51 Calm 14.48 A Few Clouds FEW250 18.3 11.7 27.8 18.3 66% 76.12 1014.4
26 23:51 Calm 16.09 A Few Clouds FEW250 20 11.1 57% 76.15 1014.7
26 22:51 SE 6 16.09 A Few Clouds FEW250 21.1 11.1 53% 76.15 1014.6
26 21:51 SE 6 16.09 A Few Clouds FEW250 22.8 9.4 43% 76.15 1014.6
26 20:51 SE 9 16.09 A Few Clouds FEW200 FEW250 24.4 9.4 39% 25 76.1 1014.1
26 19:51 S 6 16.09 Mostly Cloudy FEW200 BKN250 26.7 8.3 31% 26 76.07 1013.8
26 18:51 S 11 16.09 Mostly Cloudy FEW200 BKN250 27.8 7.8 28.9 27.2 28% 27 76.1 1014.0
26 17:51 SE 11 16.09 Mostly Cloudy FEW200 BKN250 27.8 8.9 31% 27 76.12 1014.3
26 16:51 SE 9 16.09 Mostly Cloudy FEW200 BKN250 28.3 8.9 30% 27 76.12 1014.5
26 15:51 E 19 16.09 Mostly Cloudy BKN250 27.8 8.3 29% 27 76.15 1014.9
26 13:51 E 11 16.09 Overcast OVC250 28.3 8.9 30% 27 76.25 1015.9
26 11:51 Calm 16.09 Mostly Cloudy BKN250 26.7 8.3 31% 26 76.33 1017.2
26 10:51 Calm 16.09 Mostly Cloudy BKN250 25.6 11.1 40% 26 76.35 1017.6
26 09:51 Calm 16.09 Mostly Cloudy BKN250 23.9 10 42% 25 76.38 1017.8
26 08:51 SW 9 16.09 Mostly Cloudy BKN250 22.8 9.4 43% 76.4 1018.0
26 07:51 S 7 16.09 Mostly Cloudy BKN250 20.6 9.4 49% 76.4 1018.0
26 06:51 Calm 16.09 Mostly Cloudy BKN250 18.9 9.4 21.1 17.8 54% 76.4 1018.1
26 05:51 SW 6 16.09 Mostly Cloudy BKN250 17.8 8.3 54% 76.38 1017.8
26 04:51 S 6 16.09 Mostly Cloudy BKN250 17.8 8.3 54% 76.35 1017.5
26 03:51 SW 7 16.09 Overcast OVC250 18.9 7.8 49% 76.35 1017.4
26 02:51 S 9 16.09 Overcast OVC250 19.4 7.8 47% 76.35 1017.5
26 01:51 S 11 16.09 Mostly Cloudy BKN250 20.6 7.8 44% 76.33 1017.2
26 00:51 S 11 16.09 Mostly Cloudy BKN250 21.1 8.9 26.7 21.1 46% 76.33 1017.3
25 23:51 S 15 16.09 Mostly Cloudy BKN250 21.7 9.4 46% 76.33 1017.1
25 22:51 S 19 16.09 Partly Cloudy SCT250 23.3 9.4 41% 76.33 1017.1
25 21:51 S 9 16.09 Partly Cloudy SCT250 23.3 10 43% 76.33 1017.0
25 20:51 SE 11 16.09 Partly Cloudy SCT250 24.4 10 40% 25 76.3 1016.7
25 19:51 S 13 16.09 Partly Cloudy SCT250 25.6 10 37% 26 76.3 1016.8
25 18:51 S 22 16.09 Partly Cloudy FEW075 SCT250 26.7 10.6 28.3 26.7 37% 26 76.3 1016.7
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)