Chicago Executive, IL

12:25 AM CDT on July 21, 2017 (GMT -0500)
Chicago Executive

Weather History for KPWK - December, 2012

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Monday, December 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 34 °F 27 °F  
Max Temperature 39 °F 34 °F 53 °F (2006)
Min Temperature 29 °F 20 °F 0 °F (2000)
Degree Days  
Heating Degree Days 31 38  
Month to date heating degree days 409 598  
Since 1 July heating degree days 1728 1868  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1228 789  
Moisture  
Dew Point 30 °F    
Average Humidity 78    
Maximum Humidity 87    
Minimum Humidity 70    
Precipitation  
Precipitation 0.00 in 0.05 in 0.13 in (2013)
Month to date precipitation 0.96 1.08  
Year to date precipitation 20.78 32.60  
Sea Level Pressure  
Sea Level Pressure 29.73 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 10 mph    
Max Gust Speed 13 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Dec. 17, 2012 Rise Set
Actual Time 7:14 AM CST 4:21 PM CST
Civil Twilight 6:42 AM CST 4:53 PM CST
Nautical Twilight 6:07 AM CST 5:28 PM CST
Astronomical Twilight 5:33 AM CST 6:02 PM CST
Moon 10:18 AM CST (12/17) 9:47 PM CST (12/17)
Length of Visible Light 10h 10m
Length of Day
9h 06m
Waxing Crescent, 25% of the Moon is Illuminated
Dec 17
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:20 AM 37.4 °F 33.8 °F 33.8 °F 87% 29.74 in 10.0 mi West 4.6 mph - N/A   Overcast
12:52 AM 37.9 °F - 33.1 °F 83% 29.75 in 10.0 mi Calm Calm - N/A   Overcast
1:52 AM 39.0 °F 35.7 °F 33.1 °F 79% 29.75 in 10.0 mi West 4.6 mph - N/A   Overcast
2:52 AM 37.9 °F 32.7 °F 32.0 °F 79% 29.75 in 9.0 mi West 6.9 mph - N/A   Overcast
3:52 AM 37.9 °F 34.4 °F 32.0 °F 79% 29.75 in 8.0 mi WNW 4.6 mph - N/A   Overcast
4:52 AM 37.9 °F - 32.0 °F 79% 29.75 in 8.0 mi Calm Calm - N/A   Overcast
5:52 AM 37.0 °F 33.3 °F 30.9 °F 79% 29.75 in 9.0 mi NW 4.6 mph - N/A   Overcast
6:52 AM 37.0 °F - 30.0 °F 76% 29.75 in 9.0 mi Calm Calm - N/A   Overcast
7:52 AM 37.9 °F - 30.9 °F 76% 29.74 in 8.0 mi Calm Calm - N/A   Overcast
8:52 AM 37.9 °F 35.5 °F 30.0 °F 73% 29.74 in 8.0 mi NNW 3.5 mph - N/A   Overcast
9:52 AM 37.9 °F 34.4 °F 30.9 °F 76% 29.75 in 8.0 mi NNW 4.6 mph - N/A   Overcast
10:52 AM 37.0 °F 32.4 °F 30.9 °F 79% 29.74 in 7.0 mi NW 5.8 mph - N/A   Overcast
11:52 AM 37.9 °F 34.4 °F 30.9 °F 76% 29.72 in 8.0 mi NW 4.6 mph - N/A   Overcast
12:52 PM 39.0 °F 34.8 °F 30.9 °F 73% 29.70 in 8.0 mi WNW 5.8 mph - N/A   Overcast
1:52 PM 37.9 °F 32.7 °F 30.0 °F 73% 29.69 in 9.0 mi NNW 6.9 mph - N/A   Overcast
2:36 PM 37.4 °F 32.1 °F 28.4 °F 70% 29.67 in 9.0 mi North 6.9 mph - N/A   Overcast
2:52 PM 37.9 °F 32.7 °F 28.9 °F 70% 29.69 in 9.0 mi NNW 6.9 mph - N/A   Overcast
3:52 PM 37.0 °F 32.4 °F 28.9 °F 73% 29.70 in 9.0 mi NNW 5.8 mph - N/A   Overcast
6:52 PM 34.0 °F 27.2 °F 27.0 °F 75% 29.72 in 8.0 mi North 8.1 mph - N/A   Partly Cloudy
7:52 PM 32.0 °F 24.2 °F 27.0 °F 82% 29.73 in 7.0 mi North 9.2 mph - N/A   Clear
8:52 PM 28.9 °F 23.9 °F 25.0 °F 85% 29.74 in 6.0 mi North 4.6 mph - N/A   Clear
9:52 PM 30.0 °F 24.1 °F 25.0 °F 82% 29.76 in 7.0 mi NW 5.8 mph - N/A   Mostly Cloudy
10:52 PM 28.9 °F 25.2 °F 25.0 °F 85% 29.77 in 8.0 mi NNW 3.5 mph - N/A   Overcast
11:52 PM 28.9 °F - 25.0 °F 85% 29.77 in 8.0 mi Calm Calm - N/A   Overcast