Weather Almanac for Sioux Falls, SD

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Thursday, December 18, 2014

  Average Record
Temperature  
Mean Temperature 18 °F  
Max Temperature 27 °F 60 °F (1923)
Min Temperature 9 °F -26 °F (1983)
Degree Days  
Heating Degree Days 47  
Month to date heating degree days   798  
Since 1 July heating degree days   2510  
Cooling Degree Days 0  
Month to date cooling degree days   0  
Year to date cooling degree days   690  
Moisture  
Dew Point    
Average Humidity    
Maximum Humidity    
Minimum Humidity    
Precipitation  
Precipitation 0.02 in 0.38 in (1957)
Month to date precipitation   0.44  
Year to date precipitation   26.13  
Snow  
Snow 0.20 in 3.60 in (2012)
Month to date snowfall   4.9  
Since 1 July snowfall   13.6  
Snow Depth    
Wind  
Wind Speed    
Max Wind Speed    
Max Gust Speed    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 18, 2014 Rise Set
Actual Time 7:55 AM CST 4:52 PM CST
Civil Twilight 7:22 AM CST 5:24 PM CST
Nautical Twilight 6:46 AM CST 6:01 PM CST
Astronomical Twilight 6:11 AM CST 6:36 PM CST
Moon 4:04 AM CST (12/18) 2:37 PM CST (12/18)
Length of Visible Light 10h 02m
Length of Day
8h 56m
Waning Crescent, 13% of the Moon is Illuminated
Dec 18
Waning Crescent
Dec 21
New
Dec 28
First Quarter
Jan 4
Full
Jan 13
Last Quarter

No daily or hourly history data available