Weather Almanac for Rapid City WFO, SD

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Thursday, January 31, 2013

  Average Record
Temperature  
Mean Temperature 27 °F  
Max Temperature 37 °F 66 °F (1888)
Min Temperature 16 °F -26 °F (1918)
Degree Days  
Heating Degree Days 38  
Month to date heating degree days   1178  
Since 1 July heating degree days   3928  
Cooling Degree Days 0  
Month to date cooling degree days   0  
Year to date cooling degree days   0  
Moisture  
Dew Point    
Average Humidity    
Maximum Humidity    
Minimum Humidity    
Precipitation  
Precipitation 0.01 in 0.43 in (1892)
Month to date precipitation   0.29  
Year to date precipitation   0.29  
Snow  
Snow 0.20 in - ()
Month to date snowfall   5.5  
Since 1 July snowfall   19.3  
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

Jan. 31, 2013 Rise Set
Actual Time 7:11 AM MST 5:02 PM MST
Civil Twilight 6:40 AM MST 5:32 PM MST
Nautical Twilight 6:05 AM MST 6:07 PM MST
Astronomical Twilight 5:31 AM MST 6:41 PM MST
Moon 10:20 PM MST (1/31) 8:59 AM MST (1/31)
Length of Visible Light 10h 52m
Length of Day
9h 50m
Waning Gibbous, 79% of the Moon is Illuminated
Jan 31
Waning Gibbous
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter
Feb 25
Full

No daily or hourly history data available