Weather History for Chicago DuPage, IL

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Thursday, December 27, 2012

  Actual Average Record
Temperature  
Mean Temperature 29 °F 24 °F  
Max Temperature 31 °F 32 °F 60 °F (2008)
Min Temperature 26 °F 16 °F -2 °F (2000)
Degree Days  
Heating Degree Days 36 41  
Month to date heating degree days 788 1007  
Since 1 July heating degree days 2217 2261  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1093 814  
Moisture  
Dew Point 23 °F    
Average Humidity 79    
Maximum Humidity 86    
Minimum Humidity 74    
Precipitation  
Precipitation 0.00 in 0.04 in 1.52 in (2008)
Month to date precipitation 1.48 1.55  
Year to date precipitation 21.33 36.74  
Sea Level Pressure  
Sea Level Pressure 30.14 in    
Wind  
Wind Speed 7 mph (North)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 27, 2012 Rise Set
Actual Time 7:19 AM CST 4:28 PM CST
Civil Twilight 6:48 AM CST 5:00 PM CST
Nautical Twilight 6:13 AM CST 5:35 PM CST
Astronomical Twilight 5:39 AM CST 6:09 PM CST
Moon 4:12 PM CST (12/27) 6:30 AM CST (12/27)
Length of Visible Light 10h 12m
Length of Day
9h 09m
Full, 100% of the Moon is Illuminated
Dec 27
Full
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:11 AM 26.6 °F 16.8 °F 19.4 °F 74% 30.08 in 10.0 mi NNW 10.4 mph - N/A   Overcast
12:27 AM 26.6 °F 15.7 °F 19.4 °F 74% 30.08 in 10.0 mi NNW 12.7 mph - N/A   Overcast
12:52 AM 26.1 °F 15.6 °F 19.9 °F 78% 30.10 in 10.0 mi North 11.5 mph - N/A   Overcast
12:59 AM 26.6 °F 15.7 °F 19.4 °F 74% 30.08 in 10.0 mi North 12.7 mph - N/A   Overcast
1:52 AM 26.1 °F 16.8 °F 19.9 °F 78% 30.13 in 10.0 mi NNW 9.2 mph - N/A   Overcast
2:52 AM 26.1 °F 15.6 °F 19.9 °F 78% 30.14 in 10.0 mi NNW 11.5 mph - N/A   Overcast
3:52 AM 26.1 °F 16.8 °F 19.9 °F 78% 30.15 in 10.0 mi NW 9.2 mph - N/A   Overcast
4:52 AM 26.1 °F 16.8 °F 19.9 °F 78% 30.14 in 10.0 mi North 9.2 mph - N/A   Overcast
5:52 AM 27.0 °F 18.0 °F 21.0 °F 78% 30.17 in 10.0 mi NNW 9.2 mph - N/A   Overcast
6:52 AM 27.0 °F 18.0 °F 21.0 °F 78% 30.17 in 10.0 mi North 9.2 mph - N/A   Overcast
7:52 AM 27.0 °F 18.0 °F 21.0 °F 78% 30.17 in 10.0 mi North 9.2 mph - N/A   Overcast
8:52 AM 27.0 °F 21.6 °F 21.9 °F 81% 30.19 in 10.0 mi NNW 4.6 mph - N/A   Overcast
9:52 AM 28.0 °F 21.7 °F 21.9 °F 78% 30.21 in 10.0 mi NNW 5.8 mph - N/A   Overcast
10:52 AM 28.0 °F 20.8 °F 23.0 °F 81% 30.19 in 10.0 mi North 6.9 mph - N/A   Overcast
11:52 AM 30.9 °F 23.5 °F 24.1 °F 76% 30.17 in 10.0 mi NNE 8.1 mph - N/A   Overcast
12:52 PM 30.9 °F 24.3 °F 25.0 °F 79% 30.16 in 10.0 mi North 6.9 mph - N/A   Overcast
1:52 PM 30.9 °F 23.5 °F 25.0 °F 79% 30.14 in 10.0 mi NNE 8.1 mph - N/A   Overcast
2:50 PM 30.2 °F 24.3 °F 24.8 °F 80% 30.11 in 10.0 mi NNE 5.8 mph - N/A   Overcast
2:52 PM 30.9 °F 25.2 °F 25.0 °F 79% 30.14 in 10.0 mi NE 5.8 mph - N/A   Overcast
3:52 PM 30.9 °F 25.2 °F 25.0 °F 79% 30.17 in 10.0 mi North 5.8 mph - N/A   Overcast
4:52 PM 30.0 °F 25.2 °F 25.0 °F 82% 30.16 in 10.0 mi North 4.6 mph - N/A   Overcast
5:52 PM 30.0 °F 24.1 °F 25.0 °F 82% 30.14 in 10.0 mi NNE 5.8 mph - N/A   Overcast
6:52 PM 30.0 °F 24.1 °F 24.1 °F 79% 30.15 in 10.0 mi NE 5.8 mph - N/A   Overcast
7:52 PM 28.9 °F 21.9 °F 24.1 °F 82% 30.15 in 10.0 mi NNE 6.9 mph - N/A   Overcast
8:52 PM 28.9 °F - 24.1 °F 82% 30.15 in 10.0 mi Calm Calm - N/A   Overcast
9:52 PM 28.9 °F 25.2 °F 24.1 °F 82% 30.15 in 10.0 mi NE 3.5 mph - N/A   Overcast
10:16 PM 28.4 °F - 24.8 °F 86% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
10:52 PM 28.9 °F - 25.0 °F 85% 30.15 in 9.0 mi Calm Calm - N/A   Overcast
11:52 PM 30.0 °F - 26.1 °F 85% 30.13 in 8.0 mi Calm Calm - N/A   Overcast