Weather History for Rapid City, SD

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Tuesday, August 27, 2013

  Actual Average Record
Temperature  
Mean Temperature 82 °F 69 °F  
Max Temperature 101 °F 84 °F 103 °F (1991)
Min Temperature 63 °F 54 °F 42 °F (1992)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 0 11  
Since 1 June heating degree days 85 125  
Since 1 July heating degree days 5 26  
Cooling Degree Days 17 5  
Month to date cooling degree days 196 205  
Year to date cooling degree days 542 554  
Since 1 June cooling degree days 534 539  
Growing Degree Days 33 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 46    
Maximum Humidity 73    
Minimum Humidity 18    
Precipitation  
Precipitation T in 0.04 in 0.88 in (2006)
Month to date precipitation 2.04 1.39  
Year to date precipitation 13.69 12.46  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 10 mph (WNW)    
Max Wind Speed 23 mph    
Max Gust Speed 31 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 27, 2013 Rise Set
Actual Time 6:10 AM MDT 7:36 PM MDT
Civil Twilight 5:39 AM MDT 8:06 PM MDT
Nautical Twilight 5:03 AM MDT 8:42 PM MDT
Astronomical Twilight 4:24 AM MDT 9:21 PM MDT
Moon 11:15 PM MDT (8/27) 1:25 PM MDT (8/27)
Length of Visible Light 14h 26m
Length of Day
13h 26m
Waning Gibbous, 56% of the Moon is Illuminated
Aug 27
Waning Gibbous
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Hourly Weather History & Observations

Time (MDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 70.0 °F - 59.0 °F 68% 29.88 in 10.0 mi NW 8.1 mph - N/A   Clear
1:52 AM 66.0 °F - 57.9 °F 75% 29.87 in 10.0 mi NW 5.8 mph - N/A   Clear
2:52 AM 64.9 °F - 55.9 °F 73% 29.88 in 10.0 mi NW 4.6 mph - N/A   Clear
3:52 AM 66.9 °F - 54.0 °F 63% 29.87 in 10.0 mi Calm Calm - N/A   Clear
4:52 AM 66.0 °F - 54.0 °F 65% 29.87 in 10.0 mi WNW 6.9 mph - N/A   Clear
5:52 AM 66.0 °F - 54.0 °F 65% 29.89 in 10.0 mi NW 6.9 mph - N/A   Clear
6:52 AM 72.0 °F - 54.0 °F 53% 29.89 in 10.0 mi NW 4.6 mph - N/A   Clear
7:52 AM 78.1 °F - 55.0 °F 45% 29.89 in 10.0 mi Calm Calm - N/A   Clear
8:52 AM 82.9 °F 82.1 °F 55.9 °F 39% 29.90 in 10.0 mi SSE 5.8 mph - N/A   Clear
9:52 AM 88.0 °F 86.9 °F 57.9 °F 36% 29.89 in 10.0 mi SSE 9.2 mph - N/A   Clear
10:52 AM 91.0 °F 88.9 °F 55.0 °F 29% 29.88 in 10.0 mi Variable 5.8 mph - N/A   Clear
11:52 AM 96.1 °F - 51.1 °F 22% 29.86 in 10.0 mi SSE 10.4 mph - N/A   Clear
12:52 PM 97.0 °F - 52.0 °F 22% 29.83 in 10.0 mi South 9.2 mph - N/A   Clear
1:52 PM 99.0 °F - 50.0 °F 19% 29.83 in 10.0 mi South 6.9 mph 17.3 mph N/A   Clear
2:52 PM 100.0 °F - 51.1 °F 19% 29.81 in 10.0 mi SSE 9.2 mph 17.3 mph N/A   Clear
3:52 PM 100.0 °F - 50.0 °F 18% 29.78 in 10.0 mi SSE 15.0 mph 23.0 mph N/A   Clear
4:52 PM 99.0 °F - 48.9 °F 18% 29.78 in 10.0 mi South 16.1 mph 21.9 mph N/A   Clear
5:52 PM 97.0 °F 94.6 °F 54.0 °F 23% 29.78 in 10.0 mi NW 12.7 mph 23.0 mph N/A   Clear
6:52 PM 93.0 °F 90.8 °F 54.0 °F 27% 29.80 in 10.0 mi NNW 13.8 mph - N/A   Clear
7:52 PM 86.0 °F 84.2 °F 54.0 °F 33% 29.83 in 10.0 mi NNW 12.7 mph - N/A   Clear
8:52 PM 77.0 °F - 63.0 °F 62% 29.87 in 10.0 mi NNW 19.6 mph - N/A   Clear
9:52 PM 75.0 °F - 63.0 °F 66% 29.88 in 10.0 mi NNW 18.4 mph - N/A   Clear
10:52 PM 73.0 °F - 64.0 °F 73% 29.88 in 10.0 mi North 15.0 mph - 0.00 in   Partly Cloudy
11:52 PM 71.1 °F - 63.0 °F 75% 29.89 in 10.0 mi NW 11.5 mph - N/A   Clear