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 03:51 S 11 16.09 Overcast BKN180 OVC250 23.9 18.3 71% 25 76.12 1014.4
09 02:51 S 9 16.09 Overcast FEW070 OVC190 23.9 18.3 71% 25 76.2 1015.2
09 01:51 S 7 16.09 Light Rain BKN065 BKN085 OVC150 24.4 18.3 69% 25 76.28 1016.3
09 00:51 Calm 16.09 Overcast BKN075 OVC250 25.6 17.2 27.8 25 60% 27 76.28 1016.3
08 23:51 S 7 16.09 Overcast BKN080 OVC250 25.6 16.7 58% 26 76.28 1016.4
08 22:51 SW 6 16.09 Overcast BKN085 BKN120 OVC250 25.6 16.1 56% 26 76.33 1016.9
08 21:51 SW 11 16.09 Mostly Cloudy SCT090 BKN190 BKN250 26.1 15.6 52% 27 76.33 1017.0
08 20:51 S 15 16.09 Mostly Cloudy SCT085 BKN190 BKN250 26.7 15.6 51% 27 76.28 1016.3
08 19:51 S 17 G 30 16.09 Mostly Cloudy FEW100 SCT180 BKN250 27.2 15 47% 27 76.25 1016.3
08 18:51 S 20 16.09 Mostly Cloudy FEW100 SCT190 BKN250 27.8 15 29.4 27.2 46% 28 76.25 1016.1
08 17:51 S 24 G 39 16.09 Partly Cloudy FEW100 SCT250 28.9 14.4 41% 29 76.25 1016.3
08 16:51 S 19 16.09 Partly Cloudy FEW110 SCT250 29.4 15.6 43% 29 76.3 1016.7
08 14:51 S 9 16.09 Mostly Cloudy FEW075 FEW110 BKN250 28.3 14.4 43% 28 76.4 1018.2
08 13:51 Vrbl 7 16.09 Mostly Cloudy FEW080 FEW110 BKN250 27.2 13.3 42% 27 76.45 1019.0
08 12:51 SW 7 16.09 Mostly Cloudy FEW100 BKN250 27.2 15 27.2 18.3 47% 27 76.53 1020.0
08 11:51 W 9 16.09 Mostly Cloudy FEW110 BKN250 26.1 15 50% 27 76.58 1020.6
08 10:51 S 6 16.09 Mostly Cloudy FEW110 BKN250 24.4 15.6 58% 26 76.63 1021.1
08 09:51 S 9 16.09 Mostly Cloudy FEW110 BKN250 22.2 15 64% 76.56 1020.4
08 08:51 S 9 16.09 Overcast OVC250 20 13.9 68% 76.58 1020.6
08 07:51 S 11 16.09 Overcast OVC250 18.9 13.3 70% 76.58 1020.7
08 06:51 SE 7 16.09 Overcast OVC250 18.3 12.2 20 18.3 68% 76.58 1020.5
08 05:51 SE 11 16.09 Mostly Cloudy BKN250 18.3 12.2 68% 76.53 1019.8
08 04:51 SE 9 16.09 Mostly Cloudy BKN250 18.3 12.8 70% 76.5 1019.5
08 03:51 SE 9 16.09 Partly Cloudy SCT250 18.9 13.3 70% 76.53 1019.7
08 02:51 SE 13 16.09 A Few Clouds FEW250 19.4 14.4 73% 76.5 1019.5
08 01:51 Calm 16.09 A Few Clouds FEW250 20 16.1 78% 76.56 1020.1
08 00:51 SE 9 16.09 A Few Clouds FEW250 20 16.1 23.9 20 78% 76.58 1020.6
07 23:51 E 7 16.09 Partly Cloudy SCT250 20 16.1 78% 76.58 1020.5
07 22:51 E 11 16.09 Partly Cloudy SCT250 21.1 16.1 73% 76.58 1020.6
07 21:51 E 11 16.09 Partly Cloudy SCT250 21.1 16.1 73% 76.56 1020.3
07 20:51 E 9 16.09 Mostly Cloudy BKN250 21.7 15.6 68% 76.56 1020.4
07 19:51 E 13 16.09 Mostly Cloudy BKN250 22.2 15 64% 76.5 1019.7
07 18:51 NE 13 16.09 Mostly Cloudy BKN250 23.9 14.4 27.2 23.3 55% 25 76.53 1020.0
07 17:51 E 15 16.09 Mostly Cloudy BKN250 24.4 13.9 52% 26 76.5 1019.6
07 16:51 NE 15 G 30 16.09 Mostly Cloudy BKN250 25.6 13.3 47% 26 76.53 1019.8
07 15:51 NE 15 16.09 Partly Cloudy SCT250 26.1 13.3 45% 26 76.53 1019.8
07 14:51 E 13 16.09 A Few Clouds FEW250 26.1 12.8 44% 26 76.58 1020.4
07 13:51 E 15 G 33 16.09 A Few Clouds FEW060 FEW250 26.7 11.1 38% 27 76.58 1020.6
07 12:51 E 11 16.09 Partly Cloudy FEW055 SCT300 26.1 11.1 26.1 18.3 39% 26 76.63 1021.3
07 11:51 E 19 16.09 A Few Clouds FEW050 FEW300 26.1 11.7 41% 26 76.66 1021.6
07 10:51 E 11 G 30 16.09 A Few Clouds FEW041 25 12.8 47% 26 76.68 1021.8
07 09:51 SE 9 16.09 A Few Clouds FEW036 FEW300 23.9 15 58% 25 76.66 1021.7
07 08:51 S 9 16.09 A Few Clouds FEW150 FEW300 22.2 15 64% 76.66 1021.7
07 07:51 S 7 16.09 A Few Clouds FEW060 FEW300 20.6 16.7 78% 76.63 1021.2
07 06:51 SE 6 16.09 A Few Clouds FEW060 FEW300 18.3 15.6 20.6 17.8 84% 76.63 1021.3
07 05:51 Calm 16.09 A Few Clouds FEW250 18.3 15.6 84% 76.56 1020.4
07 04:51 Calm 16.09 Fair CLR 18.3 16.1 87% 76.56 1020.4
07 03:51 Calm 16.09 A Few Clouds FEW300 19.4 16.7 84% 76.56 1020.3
07 02:51 NE 9 16.09 Partly Cloudy SCT300 20.6 17.2 81% 76.56 1020.2
07 01:51 N 6 16.09 Partly Cloudy SCT250 18.9 16.7 87% 76.56 1020.3
07 00:51 NE 7 16.09 A Few Clouds FEW300 20 17.2 21.7 20 84% 76.5 1019.5
06 23:51 NE 13 16.09 A Few Clouds FEW300 21.1 17.2 79% 76.45 1019.0
06 21:51 NE 13 16.09 Mostly Cloudy BKN250 21.1 16.7 76% 76.53 1019.7
06 20:51 NE 11 16.09 Mostly Cloudy BKN250 21.1 16.1 73% 76.53 1019.9
06 19:51 NE 17 16.09 Mostly Cloudy BKN300 21.1 15.6 71% 76.43 1018.7
06 18:51 NE 19 16.09 Mostly Cloudy BKN300 21.7 15 26.1 21.7 66% 76.35 1017.7
06 17:51 NE 26 16.09 Mostly Cloudy BKN300 23.3 12.8 52% 76.38 1017.9
06 16:51 NE 19 16.09 Mostly Cloudy FEW045 BKN300 24.4 12.2 47% 26 76.43 1018.5
06 15:51 NE 22 16.09 Mostly Cloudy FEW045 BKN300 25.6 12.2 43% 26 76.45 1018.8
06 14:51 NE 22 G 33 16.09 Mostly Cloudy FEW040 BKN300 25.6 13.9 48% 26 76.43 1018.6
06 13:51 NE 19 16.09 Mostly Cloudy FEW040 BKN250 25.6 14.4 50% 26 76.45 1018.8
06 12:51 NE 20 16.09 Mostly Cloudy FEW037 BKN250 25.6 15 25.6 21.1 52% 26 76.48 1019.0
06 11:51 E 15 16.09 Partly Cloudy FEW030 SCT250 25.6 15.6 54% 26 76.5 1019.5
06 10:51 E 17 16.09 Partly Cloudy FEW025 SCT250 25 17.2 62% 26 76.48 1019.2
06 09:51 E 11 16.09 Partly Cloudy SCT019 SCT050 23.9 18.9 74% 25 76.48 1019.1
06 08:51 E 13 16.09 Partly Cloudy SCT015 22.2 18.9 82% 76.45 1018.9
06 07:51 E 11 16.09 A Few Clouds FEW012 FEW030 FEW045 22.2 18.9 82% 76.43 1018.6
06 06:51 NE 17 16.09 A Few Clouds FEW045 FEW250 21.1 18.9 22.2 20.6 87% 76.38 1018.0
06 05:51 N 15 16.09 A Few Clouds FEW045 20.6 19.4 93% 76.35 1017.5
06 04:51 N 13 16.09 Partly Cloudy SCT045 21.1 19.4 90% 76.3 1016.8
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)