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.
19 07:51 NE 21 10.00 Overcast and Breezy BKN012 OVC250 43 37 80% 35 30.1 1019.6
19 06:51 NE 20 10.00 Overcast BKN012 OVC250 44.1 37.9 46 43 79% 37 30.09 1019.0
19 05:51 NE 18 10.00 Overcast SCT010 OVC250 43 37.9 82% 35 30.06 1018.1
19 04:51 NE 16 10.00 Mostly Cloudy FEW012 BKN250 44.1 37.9 79% 37 30.05 1017.7
19 03:51 NE 16 10.00 Mostly Cloudy FEW012 BKN250 45 39 80% 38 30.03 1017.2
19 02:51 NE 16 10.00 Mostly Cloudy FEW014 BKN250 46 39 77% 40 30.03 1017.1
19 01:51 NE 14 10.00 Mostly Cloudy FEW014 BKN250 46 39 77% 40 30.03 1016.9
19 00:51 N 9 10.00 Mostly Cloudy BKN250 45 39 53.1 45 80% 41 30.05 1017.5
18 23:51 NE 10 10.00 A Few Clouds FEW250 45 37.9 77% 40 30.04 1017.2
18 22:51 NE 10 10.00 Fair CLR 46 39 77% 42 30.04 1017.3
18 21:51 NE 13 10.00 A Few Clouds FEW250 46.9 39 74% 42 30.03 1016.9
18 20:51 NE 12 10.00 A Few Clouds FEW250 46.9 39 74% 42 30.02 1016.7
18 19:51 E 10 10.00 Mostly Cloudy BKN250 50 39.9 68% 46 30.02 1016.6
18 18:51 E 10 10.00 Mostly Cloudy BKN250 53.1 41 64 53.1 64% 29.99 1015.7
18 17:51 E 13 10.00 Partly Cloudy SCT250 55.9 43 62% 29.99 1015.4
18 16:51 E 12 10.00 A Few Clouds FEW045 FEW250 60.1 45 58% 29.98 1015.3
18 15:51 NE 13 10.00 A Few Clouds FEW045 61 46 58% 29.98 1015.1
18 14:51 E 10 G 18 10.00 Partly Cloudy SCT033 SCT042 63 46.9 56% 29.99 1015.3
18 13:51 E 10 10.00 Mostly Cloudy BKN040 61 46.9 60% 29.98 1015.2
18 12:51 E 9 10.00 Overcast OVC038 62.1 48 64 53.1 60% 29.97 1014.9
18 11:51 NW 6 10.00 Mostly Cloudy BKN036 63 46.9 56% 29.96 1014.6
18 10:51 Vrbl 5 10.00 Mostly Cloudy BKN028 BKN038 62.1 46.9 58% 29.95 1014.1
18 09:51 N 12 10.00 Mostly Cloudy FEW025 BKN035 BKN043 59 46.9 64% 29.96 1014.4
18 08:51 N 6 10.00 Mostly Cloudy FEW032 BKN041 57 46 67% 29.95 1014.3
18 07:51 NW 8 10.00 Mostly Cloudy BKN026 54 45 72% 29.95 1014.1
18 06:51 NW 8 10.00 Mostly Cloudy BKN035 53.1 45 57 51.1 74% 29.94 1013.6
18 05:51 W 5 10.00 Partly Cloudy SCT040 SCT250 51.1 44.1 77% 29.9 1012.4
18 04:51 NW 9 10.00 A Few Clouds FEW038 FEW250 52 44.1 75% 29.87 1011.4
18 03:51 NW 7 10.00 A Few Clouds FEW055 FEW250 53.1 45 74% 29.87 1011.5
18 02:51 W 6 10.00 Fair CLR 54 45 72% 29.87 1011.2
18 01:51 W 7 10.00 Fair CLR 55.9 45 67% 29.85 1010.8
18 00:51 W 7 10.00 Fair CLR 57 45 68 57 64% 29.84 1010.3
17 23:51 NW 9 10.00 A Few Clouds FEW045 FEW070 59 45 60% 29.82 1009.6
17 22:51 NW 10 10.00 Mostly Cloudy SCT070 BKN085 61 44.1 54% 29.8 1009.0
17 21:51 NW 13 G 22 10.00 Mostly Cloudy FEW055 FEW070 BKN085 63 44.1 50% 29.79 1008.7
17 20:51 W 13 G 24 10.00 Mostly Cloudy FEW055 BKN070 BKN090 64.9 44.1 47% 29.77 1008.0
17 19:51 W 14 G 25 10.00 Mostly Cloudy BKN060 BKN080 BKN090 66 44.1 45% 29.75 1007.2
17 18:51 W 14 G 24 10.00 Overcast BKN055 OVC065 68 45 71.1 62.1 44% 29.73 1006.5
17 17:51 W 16 G 26 10.00 Mostly Cloudy BKN060 69.1 45 42% 29.72 1006.1
17 16:51 W 17 G 30 10.00 Mostly Cloudy BKN060 71.1 45 39% 29.7 1005.6
17 15:51 W 21 G 32 10.00 Mostly Cloudy and Breezy BKN055 69.1 44.1 41% 29.68 1004.9
17 14:51 W 17 G 30 10.00 Mostly Cloudy BKN050 66.9 45 45% 29.67 1004.6
17 13:51 W 18 G 30 10.00 Mostly Cloudy BKN045 66 46 49% 29.67 1004.5
17 12:51 W 16 G 31 10.00 Mostly Cloudy BKN041 63 45 63 54 52% 29.66 1004.2
17 11:51 W 21 G 32 10.00 Mostly Cloudy and Breezy BKN036 61 45 56% 29.65 1003.8
17 10:51 W 16 G 31 10.00 Overcast OVC033 57.9 45 62% 29.63 1003.1
17 09:51 W 14 G 24 10.00 Mostly Cloudy BKN030 57.9 44.1 60% 29.59 1001.8
17 08:51 W 18 G 26 10.00 Mostly Cloudy SCT028 BKN048 55.9 43 62% 29.57 1001.1
17 07:51 W 17 G 29 10.00 Overcast OVC028 54 42.1 64% 29.57 1000.9
17 06:51 W 17 G 30 10.00 Overcast OVC028 54 42.1 59 54 64% 29.55 1000.3
17 05:51 W 14 G 35 10.00 Overcast OVC030 55 43 64% 29.52 999.3
17 04:51 W 16 G 25 10.00 Overcast BKN033 OVC043 55 43 64% 29.51 998.8
17 03:51 W 14 G 30 10.00 Overcast OVC035 55 43 64% 29.5 998.6
17 02:51 W 23 G 33 10.00 Overcast and Breezy BKN030 OVC049 57 44.1 62% 29.49 998.1
17 00:51 W 24 G 38 10.00 Partly Cloudy and Breezy SCT050 SCT100 60.1 42.1 82 60.1 52% 29.48 997.8
16 23:51 W 20 G 30 10.00 Mostly Cloudy SCT080 BKN100 BKN250 63 42.1 47% 29.47 997.4
16 22:51 W 23 G 40 10.00 Mostly Cloudy and Breezy BKN110 BKN250 68 41 38% 29.44 996.5
16 21:51 W 23 G 41 10.00 A Few Clouds and Breezy FEW070 FEW110 FEW250 71.1 41 34% 29.43 996.2
16 20:51 W 18 G 30 8.00 Partly Cloudy FEW040 FEW100 FEW150 SCT250 75 42.1 31% 77 29.38 994.2
16 19:51 SW 20 G 33 3.00 Thunderstorm Light Rain Blowing Dust SCT045 BKN110CB BKN160 BKN250 75 57 54% 78 29.34 992.9
16 18:51 S 25 G 45 10.00 Mostly Cloudy and Breezy SCT110 BKN160 BKN250 82 48.9 88 82 32% 81 29.3 991.5
16 17:51 SW 28 G 43 10.00 Mostly Cloudy and Windy BKN120 BKN250 86 39.9 20% 83 29.32 992.2
16 16:51 SW 25 G 37 10.00 Mostly Cloudy and Breezy BKN120 BKN250 86 41 20% 83 29.36 993.7
16 15:51 S 24 G 36 10.00 A Few Clouds and Breezy FEW090 FEW250 86 43 22% 83 29.35 993.5
16 14:51 S 18 G 35 10.00 A Few Clouds FEW090 FEW150 FEW250 86 45 24% 83 29.42 995.7
16 13:51 S 21 G 37 10.00 A Few Clouds and Breezy FEW095 FEW150 FEW230 FEW250 84.9 44.1 24% 82 29.47 997.3
16 12:51 S 17 G 32 10.00 Partly Cloudy FEW085 SCT250 84.9 45 84.9 66.9 25% 82 29.52 999.0
16 11:51 SW 22 G 36 10.00 A Few Clouds and Breezy FEW085 FEW250 84 42.1 23% 81 29.54 999.6
16 10:51 SW 15 G 31 10.00 A Few Clouds FEW250 82 48 31% 81 29.56 1000.3
16 09:51 SW 13 G 24 10.00 A Few Clouds FEW250 78.1 51.1 39% 79 29.57 1000.6
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)