Weather History for Chicago, IL

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Tuesday, December 24, 2013

  Actual Average Record
Temperature  
Mean Temperature 8 °F 26 °F  
Max Temperature 18 °F 33 °F 64 °F (1889)
Min Temperature -2 °F 19 °F -25 °F (1983)
Degree Days  
Heating Degree Days 57 39  
Month to date heating degree days 988 873  
Since 1 July heating degree days 2271 2129  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 933 843  
Moisture  
Dew Point -4 °F    
Average Humidity 63    
Maximum Humidity 72    
Minimum Humidity 53    
Precipitation  
Precipitation 0.01 in 0.06 in 2.61 in (1965)
Month to date precipitation 1.52 1.83  
Year to date precipitation 41.67 36.47  
Snow  
Snow 0.10 in 0.30 in 7.10 in (1918)
Month to date snowfall 9.5 6.0  
Since 1 July snowfall 10.4 7.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.49 in    
Wind  
Wind Speed 9 mph (WSW)    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 8 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 24, 2013 Rise Set
Actual Time 7:17 AM CST 4:25 PM CST
Civil Twilight 6:46 AM CST 4:56 PM CST
Nautical Twilight 6:10 AM CST 5:32 PM CST
Astronomical Twilight 5:36 AM CST 6:06 PM CST
Moon 11:40 PM CST (12/24) 11:05 AM CST (12/24)
Length of Visible Light 10h 10m
Length of Day
9h 07m
Waning Gibbous, 58% of the Moon is Illuminated
Dec 24
Waning Gibbous
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter
Jan 15
Full

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM -0.9 °F -19.1 °F -9.9 °F 66% 30.46 in 10.0 mi West 12.7 mph - N/A   Scattered Clouds
1:43 AM -0.9 °F -19.1 °F -9.9 °F 66% 30.42 in 10.0 mi West 12.7 mph - N/A   Overcast
1:51 AM -0.9 °F -19.1 °F -9.9 °F 66% 30.47 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
2:09 AM -0.9 °F -18.3 °F -9.9 °F 66% 30.43 in 10.0 mi West 11.5 mph - N/A   Overcast
2:42 AM -0.9 °F -19.1 °F -9.9 °F 66% 30.44 in 9.0 mi West 12.7 mph - 0.00 in Snow Light Snow
2:51 AM -0.9 °F -18.3 °F -9.0 °F 69% 30.49 in 7.0 mi West 11.5 mph - 0.00 in Snow Light Snow
3:34 AM -2.0 °F -19.6 °F -9.9 °F 69% 30.44 in 8.0 mi West 11.5 mph - 0.00 in Snow Light Snow
3:51 AM -2.0 °F -19.6 °F -9.9 °F 69% 30.49 in 7.0 mi West 11.5 mph - 0.00 in Snow Light Snow
4:19 AM -2.0 °F -17.7 °F -9.9 °F 69% 30.45 in 7.0 mi West 9.2 mph - 0.00 in Snow Light Snow
4:34 AM -2.0 °F -17.7 °F -9.9 °F 69% 30.45 in 8.0 mi West 9.2 mph - 0.00 in Snow Light Snow
4:51 AM -2.0 °F -17.7 °F -9.9 °F 69% 30.51 in 8.0 mi West 9.2 mph - 0.00 in Snow Light Snow
5:51 AM -0.9 °F -15.3 °F -9.0 °F 69% 30.52 in 10.0 mi West 8.1 mph - 0.00 in   Mostly Cloudy
6:17 AM -0.9 °F -16.4 °F -9.0 °F 69% 30.46 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
6:51 AM -0.0 °F -15.3 °F -8.0 °F 69% 30.53 in 7.0 mi West 9.2 mph - 0.00 in Snow Light Snow
7:00 AM -0.0 °F -15.3 °F -8.0 °F 69% 30.47 in 3.0 mi WSW 9.2 mph - 0.00 in Snow Light Snow
7:13 AM -0.0 °F -17.1 °F -7.1 °F 72% 30.48 in 1.0 mi West 11.5 mph - 0.00 in Snow Light Snow
7:29 AM -0.9 °F -18.3 °F -8.0 °F 72% 30.48 in 1.5 mi West 11.5 mph - 0.01 in Snow Light Snow
7:44 AM -0.0 °F -14.2 °F -7.1 °F 72% 30.48 in 2.0 mi West 8.1 mph - 0.01 in Snow Light Snow
7:51 AM -0.0 °F -13.0 °F -7.1 °F 72% 30.53 in 2.0 mi West 6.9 mph - 0.01 in Snow Light Snow
7:58 AM -0.0 °F -14.2 °F -7.1 °F 72% 30.48 in 7.0 mi West 8.1 mph - 0.00 in   Overcast
8:42 AM -0.0 °F -16.3 °F -7.1 °F 72% 30.50 in 9.0 mi West 10.4 mph - 0.00 in Snow Light Snow
8:51 AM -0.0 °F -16.3 °F -8.0 °F 69% 30.56 in 9.0 mi West 10.4 mph - 0.00 in   Mostly Cloudy
9:51 AM 1.0 °F -12.9 °F -8.0 °F 66% 30.58 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
10:51 AM 6.1 °F -8.7 °F -4.0 °F 63% 30.57 in 10.0 mi WSW 10.4 mph - N/A   Scattered Clouds
11:51 AM 9.0 °F -2.2 °F -2.0 °F 61% 30.56 in 10.0 mi West 6.9 mph - N/A   Partly Cloudy
12:51 PM 12.0 °F 4.1 °F -0.0 °F 59% 30.53 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
1:51 PM 15.1 °F 7.7 °F 1.9 °F 56% 30.52 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
2:51 PM 17.1 °F 7.6 °F 3.0 °F 54% 30.51 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
3:51 PM 15.1 °F 4.2 °F 3.0 °F 59% 30.50 in 10.0 mi SSW 8.1 mph - N/A   Partly Cloudy
4:51 PM 10.9 °F 0.2 °F 1.9 °F 67% 30.51 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
5:51 PM 10.9 °F 1.4 °F 1.9 °F 67% 30.48 in 10.0 mi SSE 5.8 mph - N/A   Mostly Cloudy
6:51 PM 15.1 °F 3.3 °F 6.1 °F 68% 30.47 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
7:51 PM 15.1 °F 0.5 °F 6.1 °F 68% 30.47 in 10.0 mi South 13.8 mph - N/A   Overcast
8:51 PM 16.0 °F 2.3 °F 7.0 °F 68% 30.45 in 10.0 mi South 12.7 mph - N/A   Overcast
9:51 PM 17.1 °F 3.0 °F 8.1 °F 68% 30.43 in 10.0 mi South 13.8 mph - N/A   Overcast
10:51 PM 17.1 °F 4.3 °F 9.0 °F 71% 30.40 in 7.0 mi SSE 11.5 mph - 0.00 in Snow Light Snow
11:51 PM 18.0 °F 4.2 °F 9.0 °F 68% 30.36 in 10.0 mi South 13.8 mph - 0.00 in Snow Light Snow