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.
25 14:51 SW 6 16.09 Mostly Cloudy FEW055 BKN250 26.1 12.2 42% 26 76.35 1017.5
25 13:51 SW 13 16.09 Mostly Cloudy SCT050 BKN250 25.6 12.2 43% 26 76.4 1018.1
25 12:51 SE 7 16.09 Mostly Cloudy SCT050 BKN250 25.6 13.3 25.6 16.7 47% 26 76.43 1018.6
25 11:51 SE 6 16.09 Mostly Cloudy SCT050 SCT100 BKN250 24.4 12.8 48% 26 76.5 1019.6
25 10:51 Vrbl 6 16.09 Mostly Cloudy FEW050 FEW100 BKN250 23.3 12.8 52% 76.56 1020.3
25 09:51 SE 7 16.09 Partly Cloudy FEW100 SCT250 22.8 13.3 55% 76.53 1020.0
25 08:51 S 7 16.09 Mostly Cloudy FEW090 BKN250 20.6 13.9 66% 76.53 1020.1
25 07:51 SW 7 16.09 Mostly Cloudy BKN250 18.3 13.3 73% 76.53 1020.2
25 06:51 Calm 16.09 Partly Cloudy FEW050 SCT250 16.7 13.9 17.8 15.6 84% 76.5 1019.7
25 05:51 SW 6 16.09 Partly Cloudy SCT050 SCT250 16.7 13.9 84% 76.48 1019.3
25 04:51 Calm 16.09 Partly Cloudy FEW050 SCT250 16.7 13.3 80% 76.48 1019.2
25 03:51 Calm 16.09 Mostly Cloudy BKN300 16.1 13.3 84% 76.48 1019.4
25 02:51 Calm 16.09 A Few Clouds FEW300 16.7 13.3 80% 76.48 1019.2
25 01:51 Calm 16.09 Fair CLR 16.7 13.3 80% 76.48 1019.2
25 00:51 Calm 16.09 Fair CLR 17.8 13.9 21.7 17.8 78% 76.45 1018.8
24 23:51 Calm 16.09 A Few Clouds FEW250 18.9 13.3 70% 76.43 1018.8
24 22:51 Calm 16.09 A Few Clouds FEW200 FEW250 19.4 13.3 68% 76.43 1018.6
24 21:51 E 9 16.09 Mostly Cloudy BKN210 BKN250 19.4 13.3 68% 76.45 1018.8
24 20:51 E 9 16.09 Mostly Cloudy SCT200 BKN250 19.4 13.3 68% 76.43 1018.8
24 19:51 E 11 16.09 Mostly Cloudy BKN200 BKN250 20.6 13.3 63% 76.38 1017.9
24 18:51 E 17 16.09 Mostly Cloudy FEW060 BKN200 BKN250 21.7 13.9 25.6 21.7 61% 76.35 1017.7
24 17:51 E 19 16.09 Mostly Cloudy FEW060 BKN250 22.8 13.9 57% 76.38 1017.8
24 16:51 E 11 16.09 Partly Cloudy FEW060 SCT250 25.6 10 37% 26 76.33 1017.3
24 15:51 NW 17 16.09 Partly Cloudy FEW060 SCT250 25.6 11.1 40% 26 76.33 1017.2
24 14:51 NW 13 16.09 A Few Clouds FEW060 FEW250 25 10.6 40% 26 76.33 1017.4
24 13:51 NW 13 16.09 A Few Clouds FEW060 FEW250 25.6 11.7 42% 26 76.38 1018.1
24 12:51 NW 17 16.09 A Few Clouds FEW055 FEW250 25 11.1 25 15 42% 26 76.38 1018.0
24 11:51 NW 17 G 31 16.09 A Few Clouds FEW050 FEW250 24.4 10.6 42% 25 76.4 1018.4
24 10:51 N 9 16.09 A Few Clouds FEW038 FEW250 23.3 11.1 46% 76.4 1018.1
24 09:51 N 9 16.09 A Few Clouds FEW035 FEW250 22.2 11.1 50% 76.35 1017.4
24 08:51 NW 9 16.09 A Few Clouds FEW030 FEW250 20.6 12.2 59% 76.33 1017.1
24 07:51 Calm 16.09 A Few Clouds FEW025 FEW300 17.8 12.8 73% 76.33 1017.3
24 06:51 Calm 16.09 A Few Clouds FEW025 FEW300 15 11.7 17.2 14.4 81% 76.3 1017.1
24 05:51 W 7 16.09 A Few Clouds FEW020 FEW250 15 11.7 81% 76.28 1016.8
24 04:51 W 7 16.09 A Few Clouds FEW250 15 11.7 81% 76.28 1016.8
24 03:51 W 9 16.09 A Few Clouds FEW250 15.6 11.7 78% 76.25 1016.3
24 02:51 W 9 16.09 Fair CLR 16.1 12.2 78% 76.25 1016.0
24 01:51 W 9 16.09 Fair CLR 16.7 12.2 75% 76.23 1015.9
24 00:51 W 9 16.09 Fair CLR 17.2 12.2 22.2 17.2 73% 76.23 1016.0
23 23:51 W 9 16.09 A Few Clouds FEW065 17.8 12.2 70% 76.23 1015.8
23 22:51 W 7 16.09 A Few Clouds FEW065 18.9 12.2 65% 76.23 1015.9
23 21:51 W 7 16.09 A Few Clouds FEW070 20 11.7 59% 76.25 1016.1
23 20:51 NW 9 16.09 A Few Clouds FEW070 20.6 11.1 55% 76.23 1015.9
23 19:51 NW 9 16.09 A Few Clouds FEW070 FEW250 21.7 11.1 51% 76.17 1015.4
23 18:51 NW 15 16.09 Partly Cloudy FEW070 SCT250 22.2 10.6 25 22.2 48% 76.15 1015.0
23 17:51 NW 19 16.09 Partly Cloudy SCT070 SCT250 23.3 10 43% 76.17 1015.3
23 16:51 NW 20 G 35 16.09 Partly Cloudy SCT060 SCT250 24.4 10.6 42% 25 76.2 1015.5
23 15:51 NW 24 G 37 16.09 Mostly Cloudy BKN060 BKN250 24.4 9.4 39% 25 76.23 1016.0
23 14:51 W 26 G 35 16.09 Mostly Cloudy BKN060 24.4 9.4 39% 25 76.25 1016.3
23 13:51 NW 17 G 35 16.09 Mostly Cloudy BKN060 23.9 9.4 40% 25 76.28 1016.4
23 12:51 NW 13 14.48 Partly Cloudy SCT060 23.3 9.4 23.9 16.7 41% 76.28 1016.6
23 11:51 N 17 9.66 A Few Clouds with Haze FEW048 22.8 10 44% 76.28 1016.7
23 10:51 N 22 9.66 A Few Clouds with Haze FEW040 22.2 11.7 52% 76.3 1017.0
23 09:51 N 13 11.27 Fair CLR 21.7 12.8 57% 76.3 1016.9
23 08:51 N 20 16.09 Fair CLR 20.6 13.3 63% 76.3 1017.0
23 07:51 N 11 16.09 A Few Clouds FEW030 18.3 13.3 73% 76.33 1017.1
23 06:51 NW 7 16.09 A Few Clouds FEW030 16.7 13.3 19.4 16.1 80% 76.28 1016.4
23 05:51 W 6 16.09 A Few Clouds FEW030 16.1 13.3 84% 76.23 1016.0
23 04:51 W 7 16.09 Fair CLR 17.2 13.9 81% 76.2 1015.5
23 03:51 W 9 16.09 A Few Clouds FEW080 17.2 13.9 81% 76.17 1015.3
23 02:51 W 6 16.09 A Few Clouds FEW070 FEW100 17.8 14.4 81% 76.17 1015.0
23 01:51 Calm 16.09 Partly Cloudy SCT075 SCT100 18.9 13.3 70% 76.15 1014.6
23 00:51 N 7 16.09 Partly Cloudy SCT070 SCT110 19.4 13.9 25 19.4 71% 76.15 1014.8
22 23:51 NW 9 16.09 A Few Clouds FEW070 FEW110 20 13.3 65% 76.15 1014.7
22 22:51 N 7 16.09 A Few Clouds FEW070 20 12.8 63% 76.15 1014.8
22 21:51 N 17 16.09 A Few Clouds FEW060 21.7 13.9 61% 76.15 1014.9
22 20:51 W 9 16.09 A Few Clouds FEW060 22.8 13.3 55% 76.12 1014.5
22 19:51 NW 15 16.09 Partly Cloudy SCT070 SCT200 23.9 12.8 50% 25 76.1 1014.1
22 18:51 NW 17 G 31 16.09 A Few Clouds FEW060 FEW150 25 12.2 27.8 25 45% 26 76.07 1013.7
22 17:51 NW 22 G 39 16.09 Partly Cloudy SCT060 26.1 12.2 42% 26 76.05 1013.4
22 16:51 NW 26 G 41 16.09 Partly Cloudy SCT055 SCT070 26.7 12.8 42% 27 76.02 1013.1
22 15:51 NW 15 G 39 16.09 Partly Cloudy SCT055 SCT070 26.7 13.9 45% 27 76.02 1013.1
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)