Weather History for Rapid City, SD

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Wednesday, December 5, 2012

  Actual Average Record
Temperature  
Mean Temperature 46 °F 26 °F  
Max Temperature 62 °F 38 °F 67 °F (1987)
Min Temperature 29 °F 14 °F -22 °F (1972)
Degree Days  
Heating Degree Days 19 39  
Month to date heating degree days 97 190  
Since 1 July heating degree days 1608 1865  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 937 636  
Moisture  
Dew Point 29 °F    
Average Humidity 52    
Maximum Humidity 70    
Minimum Humidity 34    
Precipitation  
Precipitation T in 0.01 in 0.18 in (1956)
Month to date precipitation T 0.06  
Year to date precipitation 11.16 15.93  
Snow  
Snow 0.00 in 0.20 in - ()
Month to date snowfall 0.0 0.9  
Since 1 July snowfall 4.3 8.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.84 in    
Wind  
Wind Speed 5 mph (NNW)    
Max Wind Speed 30 mph    
Max Gust Speed 36 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 05, 2012 Rise Set
Actual Time 7:11 AM MST 4:14 PM MST
Civil Twilight 6:39 AM MST 4:46 PM MST
Nautical Twilight 6:02 AM MST 5:23 PM MST
Astronomical Twilight 5:28 AM MST 5:58 PM MST
Moon 11:17 PM MST (12/5) 11:26 AM MST (12/5)
Length of Visible Light 10h 07m
Length of Day
9h 02m
Waning Gibbous, 59% of the Moon is Illuminated
Dec 5
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

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 30.9 °F - 19.0 °F 61% 30.04 in 10.0 mi Calm Calm - N/A   Clear
1:52 AM 33.1 °F - 19.0 °F 56% 30.00 in 10.0 mi Calm Calm - N/A   Clear
2:52 AM 37.0 °F 34.5 °F 19.9 °F 50% 29.97 in 10.0 mi East 3.5 mph - N/A   Clear
3:52 AM 30.9 °F 26.2 °F 19.0 °F 61% 29.97 in 10.0 mi SE 4.6 mph - N/A   Clear
4:52 AM 33.1 °F - 23.0 °F 66% 29.96 in 10.0 mi Calm Calm - N/A   Clear
5:52 AM 37.9 °F 32.7 °F 28.0 °F 68% 29.92 in 10.0 mi SW 6.9 mph - N/A   Clear
7:52 AM 36.0 °F - 27.0 °F 70% 29.88 in 10.0 mi Calm Calm - N/A   Clear
8:52 AM 39.0 °F - 28.9 °F 67% 29.87 in 10.0 mi Calm Calm - N/A   Clear
9:52 AM 45.0 °F 43.5 °F 30.0 °F 56% 29.83 in 10.0 mi SSE 3.5 mph - N/A   Clear
10:52 AM 52.0 °F - 33.1 °F 49% 29.77 in 10.0 mi SW 4.6 mph - N/A   Clear
11:52 AM 57.0 °F - 34.0 °F 42% 29.73 in 10.0 mi WSW 4.6 mph - N/A   Clear
12:52 PM 62.1 °F - 33.1 °F 34% 29.69 in 10.0 mi Calm Calm - N/A   Clear
1:52 PM 60.1 °F - 34.0 °F 38% 29.67 in 10.0 mi Calm Calm - N/A   Clear
2:52 PM 55.0 °F - 33.1 °F 43% 29.68 in 10.0 mi NE 5.8 mph - N/A   Clear
3:52 PM 51.1 °F - 32.0 °F 48% 29.72 in 10.0 mi NNE 6.9 mph - N/A   Clear
4:52 PM 50.0 °F - 33.1 °F 52% 29.74 in 10.0 mi Calm Calm - N/A   Clear
5:52 PM 46.0 °F 44.8 °F 33.1 °F 61% 29.76 in 10.0 mi NW 3.5 mph - N/A   Clear
6:52 PM 48.0 °F - 33.1 °F 56% 29.77 in 10.0 mi Calm Calm - N/A   Overcast
7:52 PM 50.0 °F - 33.1 °F 52% 29.79 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
8:52 PM 51.1 °F - 33.1 °F 50% 29.81 in 10.0 mi NNW 6.9 mph - N/A   Overcast
9:52 PM 51.1 °F - 37.9 °F 61% 29.83 in 10.0 mi NNW 15.0 mph - 0.00 in Rain Light Rain
10:52 PM 46.9 °F - 34.0 °F 61% 29.88 in 10.0 mi North 23.0 mph 33.4 mph 0.00 in   Overcast
11:52 PM 43.0 °F 33.3 °F 24.1 °F 47% 29.92 in 10.0 mi NNW 25.3 mph 33.4 mph 0.00 in   Overcast