, SD

(GMT )
Rapid City

Weather History for KRAP - May, 2012

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Friday, May 11, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F 54 °F  
Max Temperature 59 °F 67 °F 87 °F (1958)
Min Temperature 36 °F 41 °F 23 °F (1953)
Degree Days  
Heating Degree Days 17 12  
Month to date heating degree days 117 147  
Since 1 July heating degree days 5949 6876  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 9 2  
Moisture  
Dew Point 25 °F    
Average Humidity 42    
Maximum Humidity 58    
Minimum Humidity 25    
Precipitation  
Precipitation T in 0.10 in 1.22 in (2005)
Month to date precipitation 0.61 1.05  
Year to date precipitation 4.43 4.52  
Snow  
Snow 0.00 in 0.10 in 7.50 in (2005)
Month to date snowfall 0.0 0.9  
Since 1 July snowfall 24.7 40.9  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.26 in    
Wind  
Wind Speed 10 mph (NNW)    
Max Wind Speed 22 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

May. 11, 2012 Rise Set
Actual Time 5:29 AM MDT 8:07 PM MDT
Civil Twilight 4:56 AM MDT 8:41 PM MDT
Nautical Twilight 4:15 AM MDT 9:22 PM MDT
Astronomical Twilight 3:28 AM MDT 10:10 PM MDT
Moon 12:47 AM MDT (5/11) 11:07 AM MDT (5/11)
Length of Visible Light 15h 44m
Length of Day
14h 38m
Waning Gibbous, 62% of the Moon is Illuminated
May 11
Waning Gibbous
May 12
Last Quarter
May 20
New
May 28
First Quarter
Jun 4
Full

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 46.9 °F - 32.0 °F 56% 30.06 in 10.0 mi NNW 19.6 mph 31.1 mph N/A   Overcast
1:52 AM 46.9 °F - 28.0 °F 48% 30.09 in 10.0 mi NNW 17.3 mph - N/A   Overcast
2:52 AM 46.0 °F 38.8 °F 21.9 °F 39% 30.10 in 10.0 mi NNW 18.4 mph 25.3 mph N/A   Overcast
3:52 AM 45.0 °F 37.6 °F 23.0 °F 42% 30.14 in 10.0 mi NNW 17.3 mph - N/A   Overcast
4:52 AM 44.1 °F 36.5 °F 24.1 °F 45% 30.17 in 10.0 mi North 17.3 mph - N/A   Overcast
5:52 AM 43.0 °F 36.4 °F 25.0 °F 49% 30.22 in 10.0 mi NNW 12.7 mph - N/A   Overcast
6:52 AM 43.0 °F 36.0 °F 27.0 °F 53% 30.25 in 10.0 mi North 13.8 mph - N/A   Overcast
7:52 AM 44.1 °F 37.4 °F 28.0 °F 53% 30.28 in 10.0 mi NNW 13.8 mph - N/A   Overcast
8:52 AM 45.0 °F 38.2 °F 26.1 °F 48% 30.31 in 10.0 mi NNW 15.0 mph - N/A   Overcast
9:52 AM 46.9 °F - 23.0 °F 39% 30.33 in 10.0 mi NNW 13.8 mph - N/A   Overcast
10:52 AM 52.0 °F - 21.0 °F 30% 30.33 in 10.0 mi North 15.0 mph 21.9 mph N/A   Partly Cloudy
11:52 AM 53.1 °F - 21.0 °F 29% 30.32 in 10.0 mi North 8.1 mph 17.3 mph N/A   Clear
12:52 PM 53.1 °F - 19.9 °F 27% 30.32 in 10.0 mi Calm Calm - N/A   Clear
1:52 PM 55.9 °F - 21.9 °F 27% 30.29 in 10.0 mi East 4.6 mph - 0.00 in   Clear
2:52 PM 55.9 °F - 23.0 °F 28% 30.29 in 10.0 mi SE 6.9 mph - N/A   Partly Cloudy
3:52 PM 57.9 °F - 24.1 °F 27% 30.27 in 10.0 mi NNE 5.8 mph - N/A   Clear
4:52 PM 57.0 °F - 23.0 °F 27% 30.27 in 10.0 mi East 3.5 mph - N/A   Clear
5:52 PM 57.9 °F - 25.0 °F 28% 30.26 in 10.0 mi Variable 5.8 mph - N/A   Clear
6:52 PM 53.1 °F - 27.0 °F 37% 30.27 in 10.0 mi SSW 11.5 mph - N/A   Clear
7:52 PM 46.9 °F - 28.9 °F 50% 30.30 in 10.0 mi South 6.9 mph - N/A   Clear
8:52 PM 45.0 °F 40.6 °F 26.1 °F 48% 30.32 in 10.0 mi South 8.1 mph - N/A   Clear
9:52 PM 43.0 °F 38.8 °F 25.0 °F 49% 30.34 in 10.0 mi SW 6.9 mph - N/A   Clear
10:52 PM 41.0 °F 38.0 °F 25.0 °F 53% 30.33 in 10.0 mi SW 4.6 mph - N/A   Clear
11:52 PM 39.0 °F 35.7 °F 25.0 °F 57% 30.34 in 10.0 mi South 4.6 mph - N/A   Clear