Weather observations for the past three days for
Chicago, Chicago-O'Hare International Airport
Imperial (Metric)
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
17 23:51 S 10 10.00 Fair CLR 45 36 71% 40 30.42 1030.3
17 22:51 S 9 10.00 Fair CLR 46 36 68% 42 30.43 1030.8
17 21:51 SW 9 10.00 Fair CLR 46.9 36 66% 43 30.43 1030.7
17 20:51 SW 7 10.00 Fair CLR 48.9 36 61% 46 30.43 1030.8
17 19:51 S 9 10.00 Fair CLR 50 36 59% 47 30.43 1030.9
17 18:51 S 9 10.00 Fair CLR 52 35.1 57 52 53% 30.42 1030.6
17 17:51 SW 10 10.00 Fair CLR 54 34 47% 30.43 1030.6
17 16:51 S 10 10.00 Fair CLR 55.9 34 44% 30.43 1030.7
17 15:51 SW 13 10.00 Fair CLR 55.9 34 44% 30.44 1030.9
17 14:51 Vrbl 6 10.00 A Few Clouds FEW035 55.9 36 47% 30.45 1031.5
17 13:51 SW 8 10.00 A Few Clouds FEW035 55 35.1 47% 30.48 1032.5
17 12:51 Vrbl 7 10.00 A Few Clouds FEW030 54 36 54 39 51% 30.51 1033.4
17 11:51 Vrbl 3 10.00 A Few Clouds FEW030 52 37 57% 30.53 1034.0
17 10:51 Calm 10.00 A Few Clouds FEW040 50 36 59% 30.53 1034.3
17 09:51 Calm 10.00 A Few Clouds FEW040 46.9 32 56% 30.54 1034.4
17 08:51 Calm 10.00 Mostly Cloudy FEW033 BKN041 44.1 30.9 60% 30.53 1034.3
17 07:51 Calm 10.00 Partly Cloudy SCT034 SCT042 39 30 70% 30.51 1033.4
17 06:51 NW 6 10.00 Partly Cloudy SCT030 SCT040 39.9 28.9 42.1 39 65% 36 30.49 1033.0
17 05:51 NW 9 10.00 A Few Clouds FEW045 39.9 28 63% 34 30.48 1032.6
17 04:51 NW 12 10.00 A Few Clouds FEW050 39.9 28 63% 34 30.46 1031.9
17 03:51 NW 10 10.00 A Few Clouds FEW050 39.9 28.9 65% 34 30.45 1031.5
17 02:51 N 12 10.00 A Few Clouds FEW050 39.9 28.9 65% 34 30.45 1031.4
17 01:51 N 14 G 23 10.00 A Few Clouds FEW050 41 28.9 62% 34 30.44 1031.1
17 00:51 N 14 10.00 A Few Clouds FEW050 42.1 30 48.9 42.1 62% 35 30.43 1030.9
16 23:51 N 12 G 22 10.00 A Few Clouds FEW050 43 33.1 68% 37 30.42 1030.3
16 22:51 N 16 10.00 A Few Clouds FEW030 FEW050 45 36 71% 38 30.4 1029.8
16 21:51 N 16 10.00 A Few Clouds FEW045 FEW055 46 37 71% 40 30.37 1028.8
16 20:51 N 14 10.00 A Few Clouds FEW043 FEW055 46 37 71% 40 30.35 1028.0
16 19:51 N 13 10.00 A Few Clouds FEW045 FEW065 46.9 39 74% 42 30.32 1027.0
16 18:51 N 18 G 28 10.00 Mostly Cloudy SCT045 BKN065 48 39.9 57 48 74% 42 30.29 1025.8 0.01
16 17:51 N 10 10.00 Mostly Cloudy SCT043 BKN065 48.9 43 80% 45 30.24 1024.3 0.01
16 16:51 N 18 G 29 10.00 Mostly Cloudy BKN043 BKN065 55 39 55% 30.19 1022.4
16 15:51 N 21 10.00 Mostly Cloudy and Breezy SCT041 BKN055 55.9 39 53% 30.15 1021.1
16 14:51 N 18 G 29 10.00 Mostly Cloudy BKN038 BKN055 54 42.1 64% 30.12 1020.0
16 13:51 N 16 10.00 Mostly Cloudy FEW028 BKN033 BKN055 55.9 44.1 65% 30.09 1019.0
16 12:51 N 24 G 31 10.00 Overcast and Breezy FEW024 BKN037 OVC055 54 44.1 54 51.1 69% 30.07 1018.4
16 11:51 NW 12 10.00 Mostly Cloudy BKN021 BKN026 BKN042 54 46 75% 30.05 1017.6
16 10:51 W 15 G 21 10.00 Overcast OVC023 52 43 72% 30.04 1017.1
16 09:51 W 9 G 26 10.00 Overcast BKN024 OVC034 52 43 72% 30.02 1016.6
16 08:51 W 13 G 23 10.00 Mostly Cloudy BKN023 51.1 43 74% 30 1015.7
16 07:51 W 13 G 22 10.00 Overcast OVC021 51.1 43 74% 29.98 1015.3
16 06:51 W 12 G 20 10.00 Overcast BKN017 OVC025 51.1 45 57 51.1 80% 29.97 1014.8
16 05:51 W 13 10.00 Mostly Cloudy FEW026 BKN036 53.1 45 74% 29.95 1014.2
16 04:51 W 13 G 25 10.00 Overcast OVC029 53.1 45 74% 29.93 1013.4
16 03:51 W 18 G 29 10.00 Overcast OVC024 54 45 72% 29.9 1012.5
16 02:51 W 17 G 28 10.00 Overcast BKN024 OVC028 55 46.9 74% 29.87 1011.4
16 01:51 W 17 G 29 10.00 Overcast OVC020 55.9 48.9 77% 29.84 1010.4
16 00:51 W 16 G 30 10.00 Light Rain OVC018 57 52 66 57 83% 29.81 1009.4
15 23:51 W 16 G 26 10.00 Overcast BKN012 OVC018 57.9 54 87% 29.8 1009.0
15 22:51 W 13 G 23 10.00 Overcast OVC012 60.1 57 90% 29.78 1008.4
15 21:51 W 10 G 26 4.00 Light Rain Fog/Mist SCT008 BKN012 OVC023 64 62.1 93% 29.76 1007.4
15 20:51 W 9 6.00 Fog/Mist BKN007 OVC011 64.9 64 97% 29.73 1006.6
15 19:51 S 8 10.00 Overcast OVC017 64 62.1 93% 29.73 1006.6
15 18:51 S 8 6.00 Fog/Mist FEW025 BKN039 OVC055 64 63 64 59 96% 29.74 1007.0 0.69 0.9
15 17:51 SW 6 2.00 Light Rain Fog/Mist BKN017 BKN026 OVC047 63 61 93% 29.8 1009.0 0.17
15 16:51 S 7 4.00 Light Rain Fog/Mist FEW018 BKN040 OVC055 64 60.1 87% 29.82 1009.6 0.04
15 15:51 SE 12 10.00 Overcast BKN018 OVC049 64 57.9 81% 29.84 1010.4
15 14:51 SE 8 10.00 Overcast OVC016 63 57 81% 29.88 1011.7
15 13:51 SE 10 10.00 Overcast SCT016 BKN021 OVC047 61 55.9 84% 29.93 1013.3
15 12:51 SE 10 7.00 Light Rain FEW010 BKN018 OVC039 59 55 61 59 87% 29.97 1014.9 0.01 0.02
15 11:51 SE 9 5.00 Light Rain Fog/Mist FEW014 OVC018 59 55 87% 30.02 1016.6 0.01
15 10:51 E 10 10.00 Overcast OVC020 60.1 53.1 78% 30.05 1017.4
15 09:51 SE 14 10.00 Overcast FEW017 OVC021 60.1 53.1 78% 30.08 1018.6
15 08:51 E 10 10.00 Overcast FEW017 OVC022 60.1 53.1 78% 30.09 1018.8
15 07:51 E 8 10.00 Overcast BKN021 OVC029 60.1 54 80% 30.08 1018.7
15 06:51 E 8 10.00 Overcast BKN020 OVC031 59 53.1 60.1 57.9 81% 30.11 1019.4
15 05:51 E 10 10.00 Overcast OVC024 59 52 78% 30.12 1020.0
15 04:51 E 12 10.00 Overcast OVC030 59 52 78% 30.14 1020.4
15 03:51 E 9 10.00 Overcast OVC034 59 52 78% 30.15 1020.8
15 02:51 E 10 10.00 Overcast FEW021 OVC033 59 52 78% 30.15 1020.9
15 01:51 E 12 10.00 Overcast FEW022 OVC034 60.1 51.1 72% 30.16 1021.2
15 00:51 NE 13 10.00 Overcast SCT022 OVC034 60.1 52 60.1 59 75% 30.15 1020.7
Date Time (cdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)