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.
03 09:51 S 14 G 21 10.00 Overcast OVC250 79 63 58% 81 29.86 1010.4
03 08:51 S 12 G 18 10.00 Overcast OVC250 75 62.1 64% 77 29.88 1011.4
03 07:51 S 12 10.00 Overcast OVC250 73 61 66% 29.9 1011.9
03 06:51 S 10 10.00 Overcast OVC250 70 57.9 72 68 66% 29.91 1012.2
03 05:51 S 9 10.00 Mostly Cloudy BKN300 69.1 55 61% 29.89 1011.8
03 04:51 S 10 10.00 Mostly Cloudy BKN300 69.1 53.1 57% 29.89 1011.7
03 03:51 S 8 10.00 Mostly Cloudy BKN300 69.1 52 55% 29.9 1012.1
03 02:51 S 10 10.00 Mostly Cloudy BKN300 70 50 49% 29.88 1011.5
03 01:51 S 9 10.00 Mostly Cloudy BKN300 71.1 48.9 46% 29.89 1011.7
03 00:51 S 10 10.00 Partly Cloudy SCT300 71.1 46.9 82.9 71.1 42% 29.89 1011.5
02 23:51 S 12 10.00 Partly Cloudy FEW200 SCT300 73 45 37% 29.9 1012.1
02 22:51 S 9 10.00 Mostly Cloudy BKN250 73.9 45 36% 29.91 1012.4
02 21:51 S 9 10.00 Overcast OVC250 75.9 46 35% 78 29.91 1012.4
02 20:51 S 7 10.00 Overcast FEW200 OVC250 77 45 32% 78 29.87 1011.0
02 19:51 S 7 10.00 Overcast OVC250 81 44.1 27% 80 29.88 1011.3
02 18:51 S 13 G 18 10.00 Overcast OVC250 82.9 44.1 84 78.1 25% 81 29.87 1011.0
02 17:51 S 12 10.00 Overcast FEW200 OVC250 84 44.1 25% 82 29.89 1011.9
02 16:51 S 12 10.00 Overcast FEW210 OVC250 82.9 45 26% 81 29.9 1012.4
02 15:51 S 12 10.00 Overcast FEW210 OVC250 82.9 46.9 28% 81 29.92 1012.8
02 14:51 SW 8 G 17 10.00 Overcast OVC250 82 46.9 29% 80 29.94 1013.4
02 13:51 SW 10 G 20 10.00 Overcast OVC200 80.1 44.1 28% 79 29.95 1014.0
02 12:51 SW 13 G 20 10.00 Overcast OVC200 78.1 43 79 54 29% 78 29.97 1014.5
02 11:51 S 9 10.00 Overcast OVC200 77 44.1 31% 78 29.98 1015.0
02 10:51 S 7 10.00 Overcast OVC200 73.9 41 31% 30 1015.5
02 09:51 S 8 10.00 Overcast OVC200 70 36 29% 30.01 1016.0
02 08:51 S 6 10.00 Mostly Cloudy BKN200 64.9 34 32% 30.01 1016.1
02 07:51 SW 7 10.00 Partly Cloudy SCT200 61 34 36% 30.02 1016.5
02 06:51 Calm 10.00 Partly Cloudy SCT200 54 37 54 50 53% 30.01 1016.2
02 05:51 Calm 10.00 Mostly Cloudy BKN200 51.1 35.1 54% 30 1015.8
02 04:51 Calm 10.00 A Few Clouds FEW250 51.1 34 52% 29.99 1015.6
02 03:51 Calm 10.00 A Few Clouds FEW250 51.1 35.1 54% 29.99 1015.6
02 02:51 SW 3 10.00 A Few Clouds FEW250 52 37 57% 29.98 1015.1
02 01:51 S 3 10.00 A Few Clouds FEW250 53.1 36 52% 29.98 1015.0
02 00:51 S 3 10.00 Fair CLR 53.1 35.1 63 53.1 51% 29.98 1015.1
01 23:51 Calm 10.00 Fair CLR 55 32 42% 29.99 1015.3
01 22:51 SE 3 10.00 Fair CLR 55 30.9 40% 29.98 1015.1
01 21:51 E 6 10.00 Fair CLR 57 28.9 34% 29.97 1014.8
01 20:51 E 5 10.00 A Few Clouds FEW250 57.9 28.9 33% 29.95 1014.2
01 19:51 E 8 10.00 A Few Clouds FEW250 60.1 30 32% 29.94 1013.9
01 18:51 E 8 10.00 A Few Clouds FEW250 63 30.9 69.1 63 30% 29.93 1013.7
01 17:51 E 9 10.00 A Few Clouds FEW250 64.9 34 32% 29.93 1013.6
01 16:51 E 9 10.00 A Few Clouds FEW250 66 37 34% 29.94 1013.8
01 15:51 E 9 10.00 A Few Clouds FEW250 66.9 35.1 31% 29.94 1013.8
01 14:51 E 10 10.00 A Few Clouds FEW200 66 36 33% 29.94 1014.0
01 13:51 E 8 10.00 A Few Clouds FEW200 66.9 36 32% 29.94 1013.9
01 12:51 NE 7 10.00 Partly Cloudy SCT200 69.1 39.9 70 51.1 35% 29.94 1013.8
01 11:51 Calm 10.00 Partly Cloudy SCT200 66 36 33% 29.95 1014.0
01 10:51 Vrbl 5 10.00 Partly Cloudy SCT200 64.9 35.1 33% 29.95 1014.0
01 09:51 N 5 10.00 Partly Cloudy SCT200 63 34 34% 29.94 1013.8
01 08:51 Calm 10.00 Partly Cloudy SCT200 59 36 42% 29.93 1013.5
01 07:51 N 5 10.00 Partly Cloudy SCT200 55.9 37.9 51% 29.93 1013.4
01 06:51 Calm 10.00 Mostly Cloudy BKN200 51.1 42.1 51.1 46 71% 29.92 1013.0
01 05:51 Calm 10.00 Overcast BKN200 OVC250 48 37.9 68% 29.9 1012.5
01 04:51 N 5 10.00 Overcast OVC200 46.9 37.9 71% 45 29.89 1012.3
01 03:51 W 3 10.00 Overcast OVC200 46.9 37.9 71% 29.88 1011.8
01 02:51 Calm 10.00 Overcast OVC200 48 37.9 68% 29.87 1011.5
01 01:51 Calm 10.00 Overcast OVC200 50 37.9 63% 29.86 1011.1
01 00:51 Calm 10.00 Overcast OVC200 51.1 37.9 60.1 50 61% 29.85 1010.8
31 23:51 Calm 10.00 Overcast OVC200 52 36 55% 29.85 1010.6
31 22:51 S 3 10.00 Mostly Cloudy BKN200 53.1 36 52% 29.84 1010.5
31 21:51 SE 3 10.00 Partly Cloudy SCT250 54 34 47% 29.84 1010.5
31 20:51 Calm 10.00 Partly Cloudy SCT250 55.9 32 40% 29.83 1010.2
31 19:51 E 8 10.00 Mostly Cloudy BKN250 57 33.1 41% 29.84 1010.4
31 18:51 NE 8 10.00 Partly Cloudy SCT250 60.1 30 63 60.1 32% 29.84 1010.4
31 17:51 NE 10 10.00 Partly Cloudy SCT250 61 30 31% 29.85 1010.9
31 16:51 NE 17 10.00 Partly Cloudy SCT250 62.1 30.9 31% 29.85 1010.7
31 15:51 NE 14 10.00 Mostly Cloudy BKN250 63 33.1 33% 29.85 1010.6
31 14:51 NE 13 G 22 10.00 Mostly Cloudy BKN250 62.1 37 40% 29.84 1010.5
31 13:51 NE 13 10.00 Mostly Cloudy BKN250 61 43 52% 29.84 1010.5
31 12:51 NE 9 10.00 Partly Cloudy SCT250 62.1 45 64 51.1 54% 29.84 1010.2
31 11:51 NE 7 10.00 A Few Clouds FEW250 63 39.9 43% 29.83 1010.0
31 10:51 N 6 10.00 A Few Clouds FEW035 FEW090 61 44.1 54% 29.84 1010.2
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)