History for Chicago, IL

Monday, February 4, 2013 — View Current Conditions
Monday, February 4, 2013
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 21 °F 25 °F  
Max Temperature 28 °F 32 °F 59 °F (1890)
Min Temperature 13 °F 17 °F -14 °F (1996)
Degree Days
Heating Degree Days 44 40  
Month to date heating degree days 201 161  
Since 1 July heating degree days 3520 3851  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture
Dew Point 19 °F    
Average Humidity 87    
Maximum Humidity 100    
Minimum Humidity 73    
Precipitation
Precipitation 0.19 in 0.05 in 1.26 in (1924)
Month to date precipitation 0.37 0.20  
Year to date precipitation 4.00 1.93  
Snow
Snow 2.40 in 0.30 in 4.30 in (1932)
Month to date snowfall 5.2 1.4  
Since 1 July snowfall 8.7 21.8  
Snow Depth 3.00 in    
Sea Level Pressure
Sea Level Pressure 29.91 in    
Wind
Wind Speed 9 mph (NE)    
Max Wind Speed 18 mph    
Max Gust Speed 18 mph    
Visibility 6 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Radar Archive
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Local Photos
Cooper's Hawk
Nice surprise to see this Cooper's Hawk. Just before I spotted him, I noticed that all the other birds around the feeders disappeared.
Visit WunderPhotos
Astronomy
May. 25, 2013 Rise Set
Actual Time 7:00 AM CST 5:10 PM CST
Civil Twilight 6:31 AM CST 5:40 PM CST
Nautical Twilight 5:58 AM CST 6:13 PM CST
Astronomical Twilight 5:25 AM CST 6:46 PM CST
Moon 1:37 AM CST (2/4) 11:32 AM CST (2/4)
Length Of Visible Light 11h 08m
Length of Day
10h 09m
Last Quarter, 37% of the Moon is Illuminated
Feb 4
Last Quarter
Feb 10
New
Feb 17
First Quarter
Feb 25
Full
Mar 4
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
12:51 AM 19.9 °F - 18.0 °F 92% 30.03 in 2.0 mi Calm Calm - 0.01 in Snow Light Snow
1:24 AM 19.4 °F 14.3 °F 17.6 °F 93% 29.97 in 1.5 mi SE 3.5 mph - 0.01 in Snow Light Snow
1:51 AM 21.0 °F 14.6 °F 19.0 °F 92% 29.99 in 1.5 mi ESE 4.6 mph - 0.01 in Snow Light Snow
2:14 AM 21.2 °F 13.6 °F 19.4 °F 93% 29.95 in 2.5 mi East 5.8 mph - 0.00 in Snow Light Snow
2:22 AM 21.2 °F 12.6 °F 19.4 °F 93% 29.95 in 1.5 mi East 6.9 mph - 0.00 in Snow Light Snow
2:47 AM 21.2 °F 11.7 °F 19.4 °F 93% 29.93 in 1.5 mi SE 8.1 mph - 0.01 in Snow Light Snow
2:51 AM 21.0 °F 12.4 °F 19.0 °F 92% 29.96 in 1.5 mi SE 6.9 mph - 0.02 in Snow Light Snow
3:09 AM 21.2 °F 12.6 °F 19.4 °F 93% 29.92 in 1.0 mi SE 6.9 mph - 0.01 in Snow Light Snow
4:51 AM 21.2 °F 13.6 °F 19.4 °F 93% 29.89 in 1.0 mi East 5.8 mph - N/A Snow Light Snow
5:19 AM 21.2 °F 16.4 °F 21.2 °F 100% 29.89 in 0.8 mi East 3.5 mph - 0.01 in Snow Light Snow
5:51 AM 21.9 °F 13.4 °F 21.0 °F 96% 29.92 in 0.8 mi NE 6.9 mph - 0.03 in Snow Light Snow
6:24 AM 23.0 °F 13.1 °F 21.2 °F 93% 29.87 in 1.2 mi ENE 9.2 mph - 0.02 in Snow Light Snow
6:38 AM 23.0 °F 13.9 °F 21.2 °F 93% 29.88 in 1.8 mi ENE 8.1 mph - 0.02 in Snow Light Snow
6:51 AM 23.0 °F 13.1 °F 21.0 °F 92% 29.91 in 2.5 mi ENE 9.2 mph - 0.02 in Snow Light Snow
6:58 AM 23.0 °F 13.9 °F 21.2 °F 93% 29.88 in 2.5 mi ENE 8.1 mph - 0.00 in Snow Light Snow
7:37 AM 24.8 °F 16.1 °F 21.2 °F 86% 29.86 in 3.0 mi ESE 8.1 mph - 0.00 in Snow Light Snow
7:51 AM 25.0 °F 16.3 °F 21.9 °F 88% 29.89 in 4.0 mi East 8.1 mph - 0.00 in Snow Light Snow
8:16 AM 24.8 °F 16.1 °F 21.2 °F 86% 29.87 in 5.0 mi ENE 8.1 mph - 0.00 in Snow Light Snow
8:51 AM 25.0 °F 16.3 °F 23.0 °F 92% 29.90 in 6.0 mi ENE 8.1 mph - 0.00 in Snow Light Snow
9:08 AM 24.8 °F 16.9 °F 23.0 °F 93% 29.86 in 8.0 mi East 6.9 mph - 0.00 in   Overcast
9:51 AM 26.1 °F 17.6 °F 21.9 °F 84% 29.88 in 9.0 mi East 8.1 mph - 0.00 in   Overcast
10:51 AM 27.0 °F 19.5 °F 23.0 °F 85% 29.88 in 8.0 mi East 6.9 mph - N/A   Overcast
11:51 AM 28.0 °F 20.0 °F 23.0 °F 81% 29.88 in 8.0 mi NNE 8.1 mph - 0.00 in   Overcast
12:49 PM 28.4 °F 19.7 °F 23.0 °F 80% 29.83 in 10.0 mi NNE 9.2 mph - 0.00 in   Overcast
12:51 PM 28.0 °F 19.3 °F 23.0 °F 81% 29.86 in 10.0 mi NNE 9.2 mph - 0.00 in   Overcast
1:51 PM 27.0 °F 14.7 °F 23.0 °F 85% 29.87 in 10.0 mi North 16.1 mph - 0.00 in   Overcast
2:51 PM 27.0 °F 14.7 °F 23.0 °F 85% 29.89 in 9.0 mi North 16.1 mph - N/A   Overcast
3:03 PM 26.6 °F 13.4 °F 21.2 °F 80% 29.86 in 9.0 mi NNE 18.4 mph - N/A   Overcast
3:51 PM 27.0 °F 13.9 °F 21.9 °F 81% 29.87 in 10.0 mi NNE 18.4 mph - N/A   Overcast
4:51 PM 24.1 °F 11.0 °F 19.9 °F 84% 29.90 in 10.0 mi North 16.1 mph - N/A   Overcast
5:11 PM 24.8 °F 13.4 °F 19.4 °F 80% 29.88 in 10.0 mi North 12.7 mph - N/A   Overcast
5:51 PM 23.0 °F 11.1 °F 19.0 °F 85% 29.94 in 10.0 mi North 12.7 mph - N/A   Overcast
6:51 PM 21.0 °F 8.6 °F 16.0 °F 81% 29.96 in 10.0 mi North 12.7 mph - N/A   Overcast
7:14 PM 19.4 °F 6.6 °F 15.8 °F 86% 29.92 in 10.0 mi North 12.7 mph - N/A   Mostly Cloudy
7:51 PM 18.0 °F 7.7 °F 14.0 °F 84% 29.96 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
8:51 PM 19.0 °F 11.1 °F 14.0 °F 81% 29.98 in 10.0 mi NNW 5.8 mph - N/A   Mostly Cloudy
9:51 PM 18.0 °F 9.8 °F 12.9 °F 81% 29.97 in 10.0 mi North 5.8 mph - N/A   Overcast
10:51 PM 15.1 °F 4.2 °F 9.0 °F 77% 29.97 in 10.0 mi NNW 8.1 mph - N/A   Mostly Cloudy
11:51 PM 12.9 °F 5.2 °F 7.0 °F 77% 29.98 in 10.0 mi NNW 4.6 mph - N/A   Mostly Cloudy
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