Weather History for Rapid City, SD

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Friday, February 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 21 °F 27 °F  
Max Temperature 34 °F 39 °F 67 °F (2011)
Min Temperature 7 °F 15 °F -21 °F (2007)
Degree Days  
Heating Degree Days 44 38  
Month to date heating degree days 511 582  
Since 1 July heating degree days 4504 4738  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 11 °F    
Average Humidity 56    
Maximum Humidity 77    
Minimum Humidity 35    
Precipitation  
Precipitation T in 0.01 in 0.16 in (1966)
Month to date precipitation 0.06 0.18  
Year to date precipitation 0.49 0.48  
Snow  
Snow T in 0.20 in - ()
Month to date snowfall 1.9 2.6  
Since 1 July snowfall 18.5 20.2  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 30.38 in    
Wind  
Wind Speed 10 mph (NW)    
Max Wind Speed 25 mph    
Max Gust Speed 37 mph    
Visibility 10 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 15, 2013 Rise Set
Actual Time 6:51 AM MST 5:22 PM MST
Civil Twilight 6:21 AM MST 5:51 PM MST
Nautical Twilight 5:47 AM MST 6:25 PM MST
Astronomical Twilight 5:14 AM MST 6:59 PM MST
Moon 9:14 AM MST (2/15) 11:40 PM MST (2/15)
Length of Visible Light 11h 30m
Length of Day
10h 31m
Waxing Crescent, 31% of the Moon is Illuminated
Feb 15
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 12.0 °F 5.9 °F 3.9 °F 70% 30.40 in 10.0 mi West 3.5 mph - N/A   Clear
1:52 AM 14.0 °F 6.5 °F 6.1 °F 71% 30.40 in 10.0 mi West 4.6 mph - N/A   Clear
2:52 AM 16.0 °F 8.8 °F 6.1 °F 65% 30.38 in 10.0 mi West 4.6 mph - N/A   Clear
3:52 AM 16.0 °F 3.6 °F 8.1 °F 71% 30.40 in 10.0 mi North 10.4 mph - N/A   Scattered Clouds
4:52 AM 21.0 °F 7.6 °F 15.1 °F 78% 30.39 in 10.0 mi NNW 15.0 mph - N/A   Mostly Cloudy
5:52 AM 21.0 °F 7.6 °F 14.0 °F 74% 30.41 in 10.0 mi NW 15.0 mph - N/A   Overcast
6:52 AM 19.9 °F 6.7 °F 14.0 °F 78% 30.43 in 8.0 mi NNW 13.8 mph - 0.00 in Snow Light Snow
7:52 AM 21.9 °F 9.8 °F 15.1 °F 75% 30.44 in 10.0 mi NNW 12.7 mph - 0.00 in   Overcast
8:52 AM 25.0 °F 13.6 °F 16.0 °F 69% 30.45 in 10.0 mi North 12.7 mph - N/A   Clear
9:52 AM 28.0 °F 16.5 °F 16.0 °F 61% 30.46 in 10.0 mi NNW 15.0 mph - N/A   Clear
10:52 AM 30.9 °F 18.1 °F 10.0 °F 42% 30.45 in 10.0 mi NNW 21.9 mph 27.6 mph N/A   Partly Cloudy
11:52 AM 32.0 °F 19.8 °F 9.0 °F 38% 30.45 in 10.0 mi North 20.7 mph 32.2 mph N/A   Scattered Clouds
12:52 PM 30.9 °F 18.7 °F 8.1 °F 38% 30.43 in 10.0 mi North 19.6 mph 27.6 mph N/A   Overcast
1:52 PM 30.9 °F 18.1 °F 8.1 °F 38% 30.41 in 10.0 mi NNW 21.9 mph 27.6 mph N/A   Mostly Cloudy
2:52 PM 32.0 °F 21.2 °F 8.1 °F 37% 30.39 in 10.0 mi North 16.1 mph - N/A   Scattered Clouds
3:52 PM 33.1 °F 24.4 °F 9.0 °F 37% 30.39 in 10.0 mi NNW 11.5 mph - N/A   Partly Cloudy
4:52 PM 27.0 °F 21.6 °F 9.0 °F 47% 30.38 in 10.0 mi North 4.6 mph - N/A   Clear
5:52 PM 19.9 °F - 8.1 °F 60% 30.38 in 10.0 mi Calm Calm - N/A   Clear
6:52 PM 25.0 °F 20.7 °F 10.9 °F 55% 30.36 in 10.0 mi South 3.5 mph - N/A   Clear
7:52 PM 25.0 °F 18.1 °F 10.9 °F 55% 30.33 in 10.0 mi SW 5.8 mph - N/A   Overcast
8:52 PM 25.0 °F 19.3 °F 12.9 °F 60% 30.29 in 10.0 mi South 4.6 mph - N/A   Overcast
9:52 PM 24.1 °F 19.7 °F 12.9 °F 62% 30.25 in 10.0 mi SSE 3.5 mph - N/A   Overcast
10:52 PM 25.0 °F 18.1 °F 12.9 °F 60% 30.20 in 10.0 mi SSE 5.8 mph - N/A   Overcast
11:52 PM 24.1 °F 19.7 °F 12.9 °F 62% 30.15 in 10.0 mi SE 3.5 mph - N/A   Overcast