Weather Almanac for Rapid City WFO, SD

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Friday, September 6, 2013

  Average Record
Mean Temperature 66 °F  
Max Temperature 77 °F 98 °F (1931)
Min Temperature 54 °F 34 °F (1956)
Degree Days  
Heating Degree Days 3  
Month to date heating degree days   15  
Since 1 July heating degree days   45  
Cooling Degree Days 4  
Month to date cooling degree days   26  
Year to date cooling degree days   621  
Dew Point    
Average Humidity    
Maximum Humidity    
Minimum Humidity    
Precipitation 0.05 in 0.72 in (1922)
Month to date precipitation   0.30  
Year to date precipitation   15.98  
Snow 0.00 in - ()
Month to date snowfall   0.0  
Since 1 July snowfall   0.0  
Since 1 September snowfall   0.0  
Snow Depth    
Wind Speed    
Max Wind Speed    
Max Gust Speed    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Sep. 06, 2013 Rise Set
Actual Time 6:22 AM MDT 7:19 PM MDT
Civil Twilight 5:52 AM MDT 7:48 PM MDT
Nautical Twilight 5:17 AM MDT 8:23 PM MDT
Astronomical Twilight 4:40 AM MDT 9:00 PM MDT
Moon 7:41 AM MDT (9/6) 7:39 PM MDT (9/6)
Length of Visible Light 13h 56m
Length of Day
12h 57m
New Moon, 2% of the Moon is Illuminated
Sep 6
New Moon
Sep 12
First Quarter
Sep 19
Sep 26
Last Quarter
Oct 4

No daily or hourly history data available