Chicago,IL Weather Almanac 41.8 N - 87.6 W - 690 ft Almanac Data for: 11/23/09 16:20:10 Sunrise: 06:50 - Midday: 11:37 - Sunset: 16:25 - Day Length: 09:35 Civil Twilight: 06:20 - 16:55   Astronomical Twilight: 05:12 - 18:02

Temperature   Dew Point   Humidity Current: 44.9 F Hour Average: 44.6 F Hour Change: 0.0 F Day Average: 44.4 F Day Change: -4.8 F Day High: 45.9 F  at   00:00 Day Low: 43.6 F  at   05:06 Week Average: 45.7 F Week Change: -2.3 F Month Average: 48.8 F Month High: 71.3 F on  11/08/09 Month Low: 35.9 F on  11/03/09 Year Average: 51.2 F Year High: 92.0 F on  06/24/09 Year Low: -14.5 F on  01/16/09   Current: 42.1 F Hour Average: 41.9 F Hour Change: 0.0 F Day Average: 41.7 F Day Change: -2.6 F Day High: 43.1 F  at   00:25 Day Low: 41.2 F  at   13:28 Week Average: 39.3 F Week Change: 5.7 F Month Average: 38.4 F Month High: 56.0 F on  11/08/09 Month Low: 22.5 F on  11/03/09 Year Average: 41.9 F Year High: 76.5 F on  08/08/09 Year Low: -19.6 F on  01/16/09   Current: 90 % Hour Average: 90 % Hour Change: 0 % Day Average: 90 % Day Change: 7 % Day High: 92 %  at   00:25 Day Low: 87 %  at   00:06 Week Average: 79 % Week Change: 24 % Month Average: 68 % Month High: 93 % on  11/19/09 Month Low: 34 % on  11/05/09 Year Average: 72 % Year High: 100 % on  04/05/09 Year Low: 24 % on  04/07/09

Wind Chill   Heat Index   Wind Run Current: 44.9 F Day Low: 37.7 F  at   01:59 Month Low: 29.3 F on  11/03/09 Year Low: -28.4 F on  01/16/09   Current: 44.9 F Day High: 45.9 F  at   00:00 Month High: 71.3 F on  11/08/09 Year High: 101.4 F on  08/09/09   Hour: 2.0 miles Day: 53.1 miles Week: 1059.1 miles Month: 3412.2 miles Year: 51921.7 miles

Wind   Barometer   Rain Current Direction: 75 degrees Hour Dom Direction: 56 degrees Hour Direction Change: 8 degrees Day Dom Direction: 87 degrees Day Direction Change: 53 degrees Week Dom Direction: 85 degrees Week Direction Change: 31 degrees Month Dom Direction: 205 degrees Year Dom Direction: 257 degrees Current Speed: 0 mph Hour Avg Speed: 2.0 mph Hour Speed Change: -1 mph Day Avg Speed: 3.3 mph Day Speed Change: -2 mph Day High Speed: 17 mph  at   00:03 Week Avg Speed: 5.8 mph Week Speed Change: -13 mph Month Avg Speed: 6.3 mph Month High Speed: 33 mph on  11/06/09 Year Avg Speed: 6.6 mph Year High Speed: 49 mph on  05/13/09   Current: 30.160 in Hour Average: 30.158 in Hour Change: 0.009 in Day Average: 30.177 in Day Change: -0.033 in Day High: 30.209 in  at   08:08 Day Low: 30.140 in  at   13:12 Week Average: 30.166 in Week Change: -0.030 in Month Average: 30.179 in Month High: 30.539 in on  11/11/09 Month Low: 29.813 in on  11/14/09 Year Average: 30.055 in Year High: 30.844 in on  01/16/09 Year Low: 29.260 in on  02/11/09   Rate: 0.00 in/hr Day: 0.00 in Storm: 0.00 in Storm Start: -------- ----- Day High Rate: 0.00 in/hr  at   ----- Month: 0.45 in Month High Rate: 0.46 in/hr on  11/18/09 Year (JAN): 37.95 in Year High Rate: 13.09 in/hr on  07/11/09

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