History for Chicago, IL

Wednesday, December 1, 2010 — View Current Conditions
Wednesday, December 1, 2010
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 24 °F 33 °F  
Max Temperature 26 °F 40 °F 68 °F (1970)
Min Temperature 22 °F 26 °F -6 °F (1893)
Degree Days
Heating Degree Days 41 32  
Month to date heating degree days 41 32  
Since 1 July heating degree days 1095 1288  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1181 843  
Moisture
Dew Point 16 °F    
Average Humidity 72    
Maximum Humidity 81    
Minimum Humidity 63    
Precipitation
Precipitation T in 0.09 in 1.23 in (2006)
Month to date precipitation T 0.09  
Year to date precipitation 35.26 34.73  
Snow
Snow 0.10 in 0.20 in 7.80 in (1978)
Month to date snowfall 0.1 0.2  
Since 1 July snowfall 0.1 1.6  
Snow Depth -    
Sea Level Pressure
Sea Level Pressure 29.92 in    
Wind
Wind Speed 15 mph (West)    
Max Wind Speed 22 mph    
Max Gust Speed 30 mph    
Visibility 8 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Astronomy
May. 25, 2013 Rise Set
Actual Time 6:59 AM CST 4:21 PM CST
Civil Twilight 6:28 AM CST 4:52 PM CST
Nautical Twilight 5:54 AM CST 5:26 PM CST
Astronomical Twilight 5:20 AM CST 6:00 PM CST
Moon 2:22 AM CST (12/1) 1:25 PM CST (12/1)
Length Of Visible Light 10h 23m
Length of Day
9h 21m
Waning Crescent, 19% of the Moon is Illuminated
Dec 1
Waning Crescent
Dec 5
New
Dec 13
First Quarter
Dec 21
Full
Dec 27
Last Quarter
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Hourly Observations
Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:12 AM 24.8 °F 10.3 °F 17.6 °F 74% 29.79 in 9.0 mi West 20.7 mph 29.9 mph N/A Snow Light Snow
12:31 AM 24.8 °F 11.1 °F 17.6 °F 74% 29.79 in 9.0 mi West 18.4 mph 24.2 mph 0.00 in Snow Light Snow
12:51 AM 25.0 °F 13.6 °F 18.0 °F 75% 29.82 in 9.0 mi West 12.7 mph - 0.00 in Snow Light Snow
1:51 AM 24.1 °F 12.5 °F 17.1 °F 75% 29.84 in 9.0 mi West 12.7 mph 20.7 mph 0.00 in Snow Light Snow
2:51 AM 24.1 °F 11.0 °F 16.0 °F 71% 29.85 in 9.0 mi West 16.1 mph 21.9 mph 0.00 in Snow Light Snow
3:51 AM 24.1 °F 12.5 °F 16.0 °F 71% 29.85 in 9.0 mi West 12.7 mph 25.3 mph 0.00 in Snow Light Snow
4:40 AM 23.0 °F 10.6 °F 17.6 °F 80% 29.83 in 8.0 mi West 13.8 mph - 0.00 in Snow Light Snow
4:51 AM 23.0 °F 13.9 °F 17.1 °F 78% 29.86 in 8.0 mi West 8.1 mph 18.4 mph 0.00 in Snow Light Snow
5:51 AM 23.0 °F 9.6 °F 16.0 °F 74% 29.87 in 9.0 mi West 16.1 mph 25.3 mph 0.00 in Snow Light Snow
6:51 AM 23.0 °F 8.7 °F 14.0 °F 68% 29.88 in 10.0 mi West 18.4 mph 21.9 mph 0.00 in Snow Light Snow
7:51 AM 21.9 °F 8.7 °F 15.1 °F 75% 29.90 in 10.0 mi West 15.0 mph 23.0 mph 0.00 in Snow Light Snow
8:33 AM 21.2 °F 7.8 °F 15.8 °F 80% 29.88 in 3.0 mi West 15.0 mph 20.7 mph 0.00 in Snow Light Snow
8:49 AM 21.2 °F 7.8 °F 15.8 °F 80% 29.88 in 2.5 mi West 15.0 mph - 0.00 in Snow Light Snow
8:51 AM 21.9 °F 7.8 °F 16.0 °F 78% 29.91 in 2.5 mi West 17.3 mph 21.9 mph 0.00 in Snow Light Snow
9:29 AM 21.2 °F 8.3 °F 15.8 °F 80% 29.89 in 3.0 mi West 13.8 mph - 0.00 in Snow Light Snow
9:44 AM 23.0 °F 8.7 °F 15.8 °F 74% 29.89 in 5.0 mi West 18.4 mph 25.3 mph N/A Snow Light Snow
9:51 AM 23.0 °F 8.7 °F 16.0 °F 74% 29.92 in 5.0 mi West 18.4 mph 25.3 mph 0.00 in Snow Light Snow
10:51 AM 23.0 °F 9.2 °F 16.0 °F 74% 29.92 in 6.0 mi West 17.3 mph 26.5 mph 0.00 in Snow Light Snow
11:51 AM 24.1 °F 11.5 °F 16.0 °F 71% 29.92 in 6.0 mi West 15.0 mph 21.9 mph 0.00 in Snow Light Snow
12:51 PM 24.1 °F 10.6 °F 15.1 °F 69% 29.92 in 10.0 mi West 17.3 mph 24.2 mph 0.00 in Snow Light Snow
1:51 PM 24.1 °F 11.5 °F 16.0 °F 71% 29.93 in 7.0 mi West 15.0 mph 21.9 mph 0.00 in Snow Light Snow
2:51 PM 25.0 °F 12.2 °F 15.1 °F 66% 29.96 in 9.0 mi West 16.1 mph 20.7 mph 0.00 in Snow Light Snow
3:51 PM 25.0 °F 11.7 °F 15.1 °F 66% 29.98 in 10.0 mi West 17.3 mph 23.0 mph 0.00 in   Overcast
4:51 PM 25.0 °F 14.8 °F 15.1 °F 66% 30.00 in 10.0 mi West 10.4 mph - N/A   Overcast
5:51 PM 25.0 °F 14.2 °F 16.0 °F 69% 30.02 in 10.0 mi West 11.5 mph 20.7 mph N/A   Overcast
6:51 PM 26.1 °F 15.0 °F 16.0 °F 66% 30.03 in 10.0 mi West 12.7 mph 23.0 mph N/A   Overcast
7:51 PM 26.1 °F 14.5 °F 16.0 °F 66% 30.04 in 10.0 mi West 13.8 mph 21.9 mph N/A   Overcast
8:51 PM 26.1 °F 15.0 °F 17.1 °F 69% 30.04 in 10.0 mi West 12.7 mph - N/A   Overcast
9:51 PM 25.0 °F 12.2 °F 17.1 °F 72% 30.04 in 10.0 mi West 16.1 mph 21.9 mph N/A   Overcast
10:20 PM 24.8 °F 14.0 °F 17.6 °F 74% 30.02 in 10.0 mi West 11.5 mph - N/A   Overcast
10:51 PM 25.0 °F 14.8 °F 17.1 °F 72% 30.05 in 10.0 mi West 10.4 mph - N/A   Overcast
11:51 PM 26.1 °F 16.8 °F 18.0 °F 71% 30.05 in 10.0 mi West 9.2 mph - N/A   Overcast
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