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.
10 23:51 Calm 16.09 Fair CLR 18.3 13.9 76% 76.3 1016.7
10 22:51 SE 6 16.09 Fair CLR 18.9 13.3 70% 76.25 1016.2
10 21:51 SE 7 16.09 Fair CLR 19.4 12.8 66% 76.25 1016.3
10 20:51 SE 7 16.09 Fair CLR 20 12.2 61% 76.23 1016.0
10 19:51 E 11 16.09 A Few Clouds FEW045 FEW250 21.1 12.2 57% 76.2 1015.4
10 18:51 E 11 16.09 A Few Clouds FEW047 FEW250 22.8 10.6 25 22.2 46% 76.2 1015.5
10 17:51 E 13 16.09 Partly Cloudy FEW050 SCT250 23.9 10.6 43% 25 76.2 1015.4
10 16:51 E 7 16.09 Partly Cloudy FEW050 SCT250 25 11.1 42% 26 76.2 1015.5
10 15:51 E 7 16.09 Mostly Cloudy FEW050 BKN250 25 10.6 40% 26 76.23 1015.6
10 14:51 NE 13 16.09 Mostly Cloudy FEW050 FEW150 BKN250 23.9 10 42% 25 76.25 1016.2
10 13:51 N 11 16.09 Mostly Cloudy FEW045 FEW150 BKN250 23.3 11.7 48% 76.28 1016.6
10 12:51 E 7 16.09 Mostly Cloudy FEW150 BKN250 23.9 12.8 23.9 19.4 50% 25 76.33 1017.0
10 11:51 E 11 16.09 Overcast FEW150 OVC250 23.9 12.8 50% 25 76.33 1017.1
10 10:51 NE 11 16.09 Overcast OVC250 23.3 12.8 52% 76.35 1017.4
10 09:51 N 15 16.09 Overcast FEW100 SCT140 OVC250 22.2 13.3 57% 76.33 1017.2
10 08:51 N 15 16.09 Mostly Cloudy FEW110 BKN250 21.1 14.4 66% 76.28 1016.6
10 07:51 N 13 16.09 Mostly Cloudy FEW140 BKN250 19.4 16.1 81% 76.25 1016.2
10 06:51 NW 6 16.09 Mostly Cloudy FEW140 BKN250 20 16.7 21.7 19.4 81% 76.23 1015.8
10 05:51 NW 7 16.09 Mostly Cloudy BKN250 19.4 18.3 93% 76.23 1015.6
10 04:51 NW 7 16.09 Overcast OVC250 19.4 18.9 97% 76.17 1015.1
10 03:51 W 6 16.09 Overcast OVC250 20 19.4 96% 76.2 1015.4
10 02:51 W 9 16.09 Overcast OVC250 20.6 20 96% 76.2 1015.5
10 01:51 W 11 16.09 Overcast OVC250 21.1 20 93% 76.2 1015.4
10 00:51 W 11 16.09 Mostly Cloudy BKN250 21.7 20 25 21.7 90% 76.2 1015.3
09 23:51 W 11 16.09 Mostly Cloudy BKN250 21.7 20.6 94% 76.17 1015.2
09 22:51 SW 11 16.09 Mostly Cloudy BKN250 22.2 20.6 91% 76.2 1015.4
09 21:51 SW 9 16.09 Mostly Cloudy BKN250 22.2 20.6 91% 76.2 1015.3
09 20:51 SW 9 16.09 Partly Cloudy SCT250 22.8 20.6 87% 76.17 1015.0
09 19:51 SW 6 16.09 Mostly Cloudy BKN250 23.9 20 79% 24 76.15 1014.7
09 18:51 W 9 16.09 Partly Cloudy FEW027 SCT250 25 20 26.7 24.4 74% 26 76.15 1014.7
09 17:51 W 17 16.09 Mostly Cloudy FEW025 BKN240 26.1 20.6 72% 28 76.12 1014.4
09 15:51 W 19 G 33 16.09 Overcast SCT026 BKN035 OVC250 26.1 19.4 67% 27 76.17 1014.9
09 14:51 W 20 G 28 16.09 Mostly Cloudy SCT020 BKN029 BKN250 26.1 20.6 72% 28 76.17 1014.9
09 13:48 W 17 G 31 16.09 Mostly Cloudy SCT019 SCT025 BKN070 BKN180 25 20.6 77% 26 76.23 1015.8
09 12:51 W 19 G 30 16.09 Mostly Cloudy FEW014 SCT021 BKN190 24.4 21.1 24.4 21.7 82% 25 76.25 1015.9 0.1
09 11:51 W 15 16.09 Mostly Cloudy BKN015 BKN150 22.8 21.1 90% 76.28 1016.6
09 10:51 W 13 G 28 9.66 Light Rain Fog/Mist FEW015 BKN027 OVC095 22.8 21.1 90% 76.33 1017.0 0.05
09 09:51 W 19 16.09 Overcast SCT041 BKN110 OVC150 22.8 21.1 90% 76.28 1016.6 0.05
09 08:51 W 9 16.09 Light Drizzle SCT010 BKN070 BKN100 OVC150 22.2 21.1 94% 76.23 1015.8
09 07:51 SW 7 16.09 Light Rain FEW021 SCT060 OVC095 21.7 20.6 94% 76.25 1016.2 0.05
09 06:51 SW 9 14.48 Light Rain SCT029 SCT041 BKN060 OVC150 21.7 19.4 25.6 21.7 87% 76.25 1015.9 0.05 0.05
09 05:51 W 7 16.09 Light Rain FEW120 BKN140 OVC250 23.3 18.3 74% 76.17 1014.9
09 04:51 SW 13 16.09 Overcast BKN150 OVC250 24.4 17.8 67% 25 76.15 1014.5
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
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)