Weather History for Rapid City, SD

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Friday, September 6, 2013

  Actual Average Record
Temperature  
Mean Temperature 77 °F 65 °F  
Max Temperature 91 °F 80 °F 104 °F (1978)
Min Temperature 63 °F 50 °F 34 °F (1943)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 0 16  
Since 1 July heating degree days 5 53  
Cooling Degree Days 12 3  
Month to date cooling degree days 65 23  
Year to date cooling degree days 656 595  
Growing Degree Days 27 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 61    
Maximum Humidity 84    
Minimum Humidity 38    
Precipitation  
Precipitation 0.00 in 0.04 in 0.37 in (1946)
Month to date precipitation 0.00 0.25  
Year to date precipitation 14.06 12.88  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.90 in    
Wind  
Wind Speed 7 mph (NNW)    
Max Wind Speed 28 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 06, 2013 Rise Set
Actual Time 6:21 AM MDT 7:18 PM MDT
Civil Twilight 5:52 AM MDT 7:47 PM MDT
Nautical Twilight 5:16 AM MDT 8:22 PM MDT
Astronomical Twilight 4:40 AM MDT 8:59 PM MDT
Moon 7:40 AM MDT (9/6) 7:38 PM MDT (9/6)
Length of Visible Light 13h 55m
Length of Day
12h 57m
New Moon, 2% of the Moon is Illuminated
Sep 6
New Moon
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

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 - 61.0 °F 73% 29.89 in 10.0 mi Calm Calm - N/A   Clear
1:52 AM 66.9 °F - 61.0 °F 81% 29.88 in 10.0 mi Calm Calm - N/A   Clear
2:52 AM 64.0 °F - 59.0 °F 84% 29.88 in 10.0 mi Calm Calm - N/A   Clear
3:52 AM 64.9 °F - 59.0 °F 81% 29.88 in 10.0 mi ESE 4.6 mph - N/A   Clear
4:52 AM 66.0 °F - 57.9 °F 75% 29.87 in 10.0 mi SE 4.6 mph - N/A   Clear
5:52 AM 64.0 °F - 57.9 °F 80% 29.86 in 10.0 mi Calm Calm - N/A   Clear
6:52 AM 66.0 °F - 57.9 °F 75% 29.87 in 10.0 mi Calm Calm - N/A   Clear
7:52 AM 79.0 °F - 59.0 °F 50% 29.87 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:52 AM 79.0 °F - 59.0 °F 50% 29.90 in 10.0 mi NNW 15.0 mph - N/A   Clear
9:52 AM 84.9 °F 84.8 °F 60.1 °F 43% 29.91 in 10.0 mi North 19.6 mph - N/A   Clear
10:52 AM 90.0 °F 89.7 °F 60.1 °F 37% 29.92 in 10.0 mi North 21.9 mph 32.2 mph N/A   Clear
11:52 AM 87.1 °F 87.5 °F 62.1 °F 43% 29.93 in 10.0 mi North 19.6 mph - N/A   Clear
12:52 PM 89.1 °F 90.0 °F 63.0 °F 42% 29.92 in 10.0 mi North 8.1 mph - N/A   Clear
1:52 PM 90.0 °F 91.3 °F 64.0 °F 42% 29.91 in 10.0 mi North 9.2 mph - N/A   Clear
2:52 PM 86.0 °F 86.8 °F 63.0 °F 46% 29.94 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
3:22 PM 84.2 °F 85.0 °F 62.6 °F 48% 30.01 in 10.0 mi NW 6.9 mph - N/A Thunderstorm Clear
3:37 PM 82.4 °F 82.0 °F 57.2 °F 42% 30.00 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
3:52 PM 82.0 °F 82.0 °F 57.9 °F 44% 29.91 in 10.0 mi NW 8.1 mph - N/A   Scattered Clouds
4:52 PM 86.0 °F 85.7 °F 60.1 °F 41% 29.89 in 10.0 mi North 4.6 mph - N/A   Clear
5:52 PM 84.0 °F 84.5 °F 62.1 °F 47% 29.88 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
6:52 PM 82.9 °F 84.0 °F 63.0 °F 51% 29.87 in 10.0 mi Calm Calm - N/A   Clear
7:52 PM 78.1 °F - 62.1 °F 58% 29.88 in 10.0 mi Calm Calm - N/A   Clear
8:52 PM 71.1 °F - 61.0 °F 70% 29.89 in 10.0 mi NW 4.6 mph - N/A   Clear
9:52 PM 75.9 °F - 62.1 °F 62% 29.90 in 10.0 mi North 4.6 mph - N/A   Clear
10:52 PM 75.0 °F - 63.0 °F 66% 29.90 in 10.0 mi NNE 3.5 mph - N/A   Clear
11:52 PM 70.0 °F - 62.1 °F 76% 29.91 in 10.0 mi NNW 4.6 mph - N/A   Clear