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.
10 01:51 SW 10 G 21 9.00 Overcast OVC010 61 57.9 90% 29.74 1006.9
09 23:51 S 9 9.00 A Few Clouds FEW016 60.1 57 90% 29.75 1007.2
09 22:51 S 12 10.00 Fair CLR 62.1 55.9 80% 29.75 1007.4
09 21:51 S 12 10.00 Fair CLR 62.1 55 78% 29.73 1006.7
09 20:51 S 13 G 21 10.00 Fair CLR 63 55 76% 29.73 1006.8
09 19:51 S 8 G 21 10.00 Fair CLR 64 55 73% 29.72 1006.5
09 18:51 S 15 G 24 10.00 A Few Clouds FEW045 66 55 73 66 68% 29.7 1005.7
09 17:51 S 15 G 28 10.00 A Few Clouds FEW045 71.1 52 51% 29.68 1004.9
09 16:51 S 13 G 28 10.00 A Few Clouds FEW045 72 51.1 48% 29.67 1004.5
09 15:51 S 14 G 24 10.00 Fair CLR 72 48.9 44% 29.67 1004.5
09 14:51 SW 17 G 28 10.00 Fair CLR 71.1 44.1 38% 29.68 1005.0
09 13:51 SW 14 10.00 Fair CLR 69.1 42.1 38% 29.69 1005.4
09 12:51 SW 12 G 23 10.00 Fair CLR 66 41 66.9 50 40% 29.71 1006.1
09 11:51 S 16 G 25 10.00 A Few Clouds FEW250 63 39.9 43% 29.73 1006.6
09 10:51 SW 17 G 24 10.00 A Few Clouds FEW250 59 37.9 46% 29.73 1006.7
09 09:51 SW 14 G 25 10.00 Partly Cloudy SCT250 55.9 35.1 46% 29.74 1006.9
09 08:51 SW 17 G 28 10.00 Partly Cloudy FEW180 SCT250 53.1 34 48% 29.73 1006.7
09 06:51 SW 14 G 24 10.00 A Few Clouds FEW250 50 33.1 51.1 48.9 52% 45 29.72 1006.4
09 05:51 SW 16 G 24 10.00 A Few Clouds FEW250 48.9 35.1 59% 44 29.72 1006.4
09 04:51 SW 15 G 28 10.00 Fair CLR 48.9 35.1 59% 44 29.72 1006.5
09 03:51 SW 16 G 26 10.00 Fair CLR 50 35.1 57% 45 29.72 1006.4
09 02:51 S 18 G 24 10.00 A Few Clouds FEW250 51.1 36 56% 29.74 1007.2
09 01:51 SW 17 G 29 10.00 A Few Clouds FEW240 51.1 37 59% 29.76 1007.6
09 00:51 S 15 G 29 10.00 A Few Clouds FEW240 51.1 37.9 60.1 51.1 61% 29.77 1008.2
08 23:51 SW 16 G 28 10.00 A Few Clouds FEW240 52 37 57% 29.77 1008.2
08 22:51 SW 17 G 28 10.00 Partly Cloudy FEW220 SCT250 53.1 37 55% 29.77 1008.2
08 21:51 SW 15 G 28 10.00 Mostly Cloudy BKN220 BKN250 55 36 49% 29.77 1008.2
08 20:51 S 17 G 28 10.00 Partly Cloudy FEW200 SCT250 57 36 45% 29.75 1007.6
08 18:51 SW 21 G 30 10.00 Partly Cloudy and Breezy FEW150 SCT250 60.1 36 62.1 55 41% 29.74 1007.3
08 17:51 SW 22 G 31 10.00 Mostly Cloudy and Breezy FEW200 BKN250 61 36 39% 29.73 1007.0
08 16:51 SW 24 G 38 10.00 Mostly Cloudy and Breezy FEW120 FEW200 BKN250 62.1 36 38% 29.74 1007.4
08 14:51 SW 13 G 33 10.00 A Few Clouds FEW110 FEW250 60.1 36 41% 29.77 1008.3
08 12:51 SW 21 G 33 10.00 A Few Clouds and Breezy FEW250 55 32 55 35.1 42% 29.83 1010.3
08 11:51 SW 17 G 32 10.00 A Few Clouds FEW250 52 33.1 49% 29.84 1010.9
08 10:51 SW 29 10.00 A Few Clouds and Windy FEW250 48 33.1 56% 40 29.88 1012.0
08 09:51 SW 20 G 30 10.00 A Few Clouds FEW012 FEW250 43 32 65% 35 29.88 1012.2
08 08:51 SW 18 G 29 10.00 A Few Clouds FEW180 39 33.1 79% 30 29.89 1012.7
08 07:51 SW 15 G 24 10.00 A Few Clouds FEW012 FEW190 35.1 30.9 85% 26 29.89 1012.6
08 06:51 SW 12 G 22 10.00 Overcast OVC012 35.1 30 36 33.1 82% 28 29.9 1013.0
08 05:51 SW 13 10.00 Overcast OVC012 35.1 30 82% 27 29.92 1013.7
08 04:51 SW 9 10.00 Overcast OVC012 34 28.9 82% 27 29.91 1013.3
08 03:51 SW 16 G 24 10.00 Mostly Cloudy BKN012 34 28 79% 24 29.92 1013.4
08 01:51 SW 15 G 24 10.00 Mostly Cloudy BKN014 34 28 79% 25 29.92 1013.7
08 00:51 SW 12 10.00 Mostly Cloudy BKN016 34 28 79% 26 29.94 1014.2
07 23:51 W 10 G 24 10.00 Overcast OVC018 36 28.9 43 36 76% 29 29.95 1014.4
07 22:51 W 13 G 22 10.00 Overcast OVC017 39 32 76% 32 29.94 1014.0
07 21:51 W 12 10.00 Overcast OVC018 39.9 33.1 77% 34 29.92 1013.5
07 20:51 W 13 G 22 10.00 Overcast OVC017 39.9 34 79% 33 29.93 1013.5
07 19:51 W 13 10.00 Overcast OVC015 41 35.1 79% 34 29.92 1013.3
07 18:51 W 12 G 20 10.00 Overcast OVC017 42.1 35.1 76% 36 29.89 1012.3
07 17:51 W 16 G 26 10.00 Overcast OVC016 43 36 53.1 43 76% 36 29.87 1011.5
07 16:51 W 15 G 25 10.00 Overcast OVC015 43 37 80% 36 29.84 1010.6
07 15:51 W 20 G 31 10.00 Overcast BKN014 OVC019 46 37.9 73% 39 29.8 1009.3
07 14:51 W 14 G 28 10.00 Overcast OVC016 46 39.9 79% 40 29.78 1008.4
07 13:51 W 16 G 29 10.00 Mostly Cloudy BKN018 BKN034 BKN055 48 39.9 74% 42 29.74 1007.2
07 12:51 W 14 10.00 Overcast FEW013 BKN027 OVC046 51.1 44.1 77% 29.73 1006.9
07 11:51 W 20 G 30 7.00 Light Drizzle BKN012 BKN019 OVC029 53.1 48 62.1 53.1 83% 29.72 1006.3 0.01
07 10:51 SW 17 G 31 10.00 Overcast BKN016 OVC020 62.1 55.9 80% 29.67 1004.6
07 09:51 SW 20 G 31 10.00 Overcast BKN021 BKN034 BKN120 OVC200 62.1 55.9 80% 29.66 1004.0
07 08:51 SW 20 G 30 10.00 Overcast SCT013 SCT090 BKN160 OVC210 61 55 81% 29.67 1004.6 0.01
07 07:51 SW 15 G 29 10.00 Overcast SCT013 SCT090 BKN150 OVC200 60.1 57 90% 29.68 1005.0
07 06:51 SW 10 10.00 Overcast SCT011 SCT050 BKN120 OVC150 60.1 57 90% 29.68 1004.8 0.01
07 05:51 S 17 G 29 10.00 Light Rain FEW050 OVC095 61 57 64.9 60.1 87% 29.68 1004.9 0.02 0.15
07 04:51 SW 12 10.00 Light Rain SCT040 OVC090 60.1 57.9 93% 29.71 1005.8 0.01
07 03:51 SW 8 6.00 Rain Fog/Mist FEW023 SCT039 OVC090 61 57.9 90% 29.7 1005.5 0.12
07 02:51 SW 13 G 21 10.00 Overcast SCT024 BKN040 OVC130 64 60.1 87% 29.73 1006.6
07 01:51 SW 16 G 26 10.00 Overcast SCT060 BKN080 OVC250 64 60.1 87% 29.77 1007.9
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)