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.
09 04:51 Calm 16.09 A Few Clouds FEW250 18.9 16.7 87% 76.23 1015.9
09 03:51 Calm 16.09 A Few Clouds FEW250 19.4 16.7 84% 76.2 1015.6
09 02:51 Calm 16.09 A Few Clouds FEW250 18.9 16.7 87% 76.2 1015.6
09 01:51 Calm 16.09 Partly Cloudy SCT250 20.6 17.2 81% 76.23 1015.7
09 00:51 W 6 16.09 Partly Cloudy SCT250 21.1 17.2 27.2 21.1 79% 76.28 1016.5
08 23:51 W 6 16.09 A Few Clouds FEW250 21.7 16.7 73% 76.3 1016.7
08 22:51 SW 7 16.09 A Few Clouds FEW250 22.8 16.1 66% 76.28 1016.5
08 21:51 SW 7 16.09 A Few Clouds FEW250 23.9 16.1 62% 25 76.3 1016.6
08 20:51 W 7 16.09 Mostly Cloudy BKN250 24.4 16.1 60% 26 76.25 1016.0
08 19:51 W 9 16.09 Mostly Cloudy BKN250 26.1 15.6 52% 27 76.23 1015.6
08 18:51 W 13 16.09 Mostly Cloudy FEW050 BKN250 27.2 13.9 28.9 27.2 44% 27 76.2 1015.4
08 17:51 W 11 16.09 Partly Cloudy FEW050 SCT250 27.8 15 46% 28 76.17 1015.1
08 16:51 W 15 16.09 Partly Cloudy FEW050 SCT250 28.3 13.3 40% 28 76.17 1014.9
08 15:51 W 13 16.09 Partly Cloudy FEW050 SCT250 28.9 13.9 40% 28 76.17 1014.9
08 14:51 W 13 16.09 Partly Cloudy FEW050 SCT250 28.3 15 44% 28 76.2 1015.5
08 13:51 NW 19 16.09 Partly Cloudy FEW038 SCT250 27.8 15.6 47% 28 76.23 1015.8
08 12:51 N 11 16.09 A Few Clouds FEW036 27.2 15.6 27.2 21.7 49% 28 76.25 1016.0
08 11:51 N 13 16.09 Partly Cloudy SCT034 26.1 17.2 58% 27 76.28 1016.4
08 10:51 NW 17 16.09 Partly Cloudy SCT028 25.6 18.3 64% 27 76.25 1016.1
08 09:51 NW 17 16.09 Partly Cloudy SCT020 24.4 18.9 72% 25 76.25 1015.8
08 08:51 NW 11 16.09 Fair CLR 23.3 18.9 76% 76.23 1015.6
08 07:51 W 11 16.09 A Few Clouds FEW250 22.2 18.3 79% 76.2 1015.2
08 06:51 W 13 16.09 A Few Clouds FEW045 FEW250 21.7 16.7 25 21.7 73% 76.17 1014.9
08 05:51 W 7 16.09 A Few Clouds FEW040 21.7 17.2 76% 76.12 1014.3
08 04:51 SW 7 16.09 A Few Clouds FEW060 22.2 16.7 71% 76.07 1013.7
08 03:51 W 6 16.09 Partly Cloudy SCT070 22.8 17.2 71% 76.07 1013.8
08 02:51 Calm 16.09 A Few Clouds FEW080 23.3 17.2 69% 76.07 1013.6
08 01:51 W 11 16.09 A Few Clouds FEW080 FEW250 23.9 18.9 74% 25 76.1 1014.0
08 00:51 W 11 16.09 Mostly Cloudy FEW080 BKN250 25 21.7 28.9 24.4 82% 26 76.15 1014.6
07 23:51 SW 11 16.09 Mostly Cloudy FEW080 SCT120 BKN250 25.6 21.1 76% 27 76.12 1014.2
07 22:51 S 9 16.09 Mostly Cloudy FEW050 SCT200 BKN250 25.6 21.1 76% 27 76.02 1012.8
07 21:51 S 9 16.09 Mostly Cloudy FEW045 BKN150 BKN190 BKN250 26.7 20.6 69% 28 76.02 1012.8
07 20:51 SW 7 16.09 Mostly Cloudy FEW040 SCT220 BKN250 26.7 20.6 69% 28 76.12 1014.5
07 19:51 W 13 16.09 Mostly Cloudy FEW040TCU SCT170 BKN250 27.8 20 63% 29 76.17 1015.0
07 18:51 W 15 16.09 Mostly Cloudy FEW040 FEW200 BKN250 28.9 19.4 30.6 27.8 57% 30 76.15 1014.5
07 17:51 SW 20 16.09 Mostly Cloudy SCT050 BKN250 30 20 55% 32 76.12 1014.4
07 16:51 W 15 16.09 Partly Cloudy SCT045 SCT250 30.6 20 53% 33 76.12 1014.1
07 15:51 Vrbl 11 16.09 Partly Cloudy SCT042 SCT250 30 19.4 53% 32 76.15 1014.8
07 14:51 SW 13 G 28 16.09 Mostly Cloudy BKN038 BKN250 30 20 55% 32 76.2 1015.3
07 13:51 SW 11 16.09 Partly Cloudy SCT035 29.4 20 57% 31 76.25 1015.9
07 12:51 Vrbl 11 16.09 Partly Cloudy SCT032 27.8 20 28.3 21.1 63% 29 76.3 1016.8
07 11:51 SW 11 16.09 A Few Clouds FEW031 27.2 18.9 61% 28 76.33 1016.9
07 10:51 S 15 16.09 A Few Clouds FEW025 FEW080 26.7 19.4 64% 28 76.33 1017.2
07 09:51 S 9 16.09 A Few Clouds FEW021 FEW080 25.6 19.4 69% 27 76.33 1017.1
07 08:51 S 9 16.09 Mostly Cloudy FEW012 SCT019 BKN070 23.9 20 79% 24 76.38 1017.9
07 07:51 S 9 16.09 Mostly Cloudy BKN014 BKN250 22.2 20 87% 76.4 1018.0
07 06:51 S 6 14.48 Partly Cloudy FEW070 SCT250 21.1 20 22.2 20 93% 76.38 1017.9
07 05:51 Calm 14.48 A Few Clouds FEW050 FEW250 20.6 19.4 93% 76.38 1017.8
07 04:51 W 6 11.27 Fair CLR 20.6 19.4 93% 76.4 1018.1
07 03:51 S 6 9.66 Fog/Mist CLR 21.1 20 93% 76.4 1018.1
07 02:51 S 7 11.27 Fair CLR 21.7 20.6 94% 76.43 1018.4
07 01:51 Calm 9.66 Fog/Mist FEW050 SCT250 21.7 20.6 94% 76.43 1018.4
07 00:51 Calm 9.66 Fog/Mist FEW050 22.2 21.1 26.1 22.2 94% 76.43 1018.5
06 23:51 S 7 11.27 Partly Cloudy FEW010 FEW025 SCT050 22.8 21.7 94% 76.45 1018.7
06 22:51 S 13 12.87 Partly Cloudy FEW025 SCT060 23.3 21.1 88% 76.43 1018.5
06 21:51 S 9 16.09 Mostly Cloudy FEW025 BKN060 23.9 21.1 84% 24 76.4 1018.3
06 20:51 S 9 16.09 Partly Cloudy FEW025 SCT060 24.4 20.6 79% 25 76.35 1017.6
06 19:51 Vrbl 6 16.09 Mostly Cloudy SCT025 BKN045 BKN250 25.6 20.6 74% 27 76.33 1017.1
06 18:51 NE 11 16.09 Mostly Cloudy BKN026 BKN075 25.6 20.6 27.8 25 74% 27 76.3 1016.8
06 17:51 E 13 16.09 Mostly Cloudy FEW025 BKN030 BKN047 25.6 20.6 74% 27 76.33 1017.2
06 16:51 E 17 16.09 Mostly Cloudy SCT022 BKN031 25 20.6 77% 26 76.35 1017.6
06 15:51 Vrbl 6 16.09 Mostly Cloudy SCT028 BKN045 27.2 20 65% 29 76.38 1017.7
06 14:51 SE 9 16.09 Mostly Cloudy SCT028 BKN034 25.6 19.4 69% 27 76.4 1018.1
06 13:51 SE 6 14.48 Overcast SCT026 BKN036 BKN060 OVC250 26.1 19.4 67% 27 76.43 1018.5
06 12:51 Vrbl 11 14.48 Overcast BKN025 BKN038 OVC100 25.6 20 25.6 21.7 71% 27 76.45 1018.8
06 11:51 SE 11 14.48 Overcast SCT021 BKN050 BKN065 OVC250 25 19.4 71% 26 76.48 1019.0
06 10:51 E 9 14.48 Overcast FEW018 BKN045 OVC065 23.3 19.4 79% 76.48 1019.1
06 09:51 E 11 14.48 Overcast SCT015 BKN025 OVC035 22.8 19.4 81% 76.45 1019.0
06 08:51 E 7 16.09 Overcast FEW028 BKN038 BKN050 OVC250 22.8 19.4 81% 76.45 1018.8
06 07:51 E 9 16.09 Overcast BKN050 BKN075 OVC250 22.2 18.9 82% 76.4 1018.1
06 06:51 Calm 16.09 Overcast BKN060 BKN075 OVC250 21.7 18.9 21.7 20.6 84% 76.4 1018.3
06 05:51 SE 7 16.09 Overcast SCT060 BKN090 OVC250 21.1 18.9 87% 76.38 1017.8
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)