Weather History for Rapid City, SD

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Sunday, October 7, 2012

  Actual Average Record
Temperature  
Mean Temperature 40 °F 51 °F  
Max Temperature 62 °F 65 °F 89 °F (1975)
Min Temperature 18 °F 37 °F 13 °F (2000)
Degree Days  
Heating Degree Days 25 14  
Month to date heating degree days 137 90  
Since 1 July heating degree days 236 314  
Moisture  
Dew Point 21 °F    
Average Humidity 48    
Maximum Humidity 73    
Minimum Humidity 23    
Precipitation  
Precipitation 0.00 in 0.05 in 0.48 in (1949)
Month to date precipitation T 0.38  
Year to date precipitation 10.27 14.30  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall T 0.1  
Since 1 July snowfall T 0.3  
Since 1 September snowfall T 0.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 5 mph (WNW)    
Max Wind Speed 22 mph    
Max Gust Speed 29 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Oct. 07, 2012 Rise Set
Actual Time 6:57 AM MDT 6:21 PM MDT
Civil Twilight 6:28 AM MDT 6:50 PM MDT
Nautical Twilight 5:55 AM MDT 7:23 PM MDT
Astronomical Twilight 5:21 AM MDT 7:57 PM MDT
Moon 11:27 PM MDT (10/7) 1:45 PM MDT (10/7)
Length of Visible Light 12h 21m
Length of Day
11h 23m
Waning Gibbous, 55% of the Moon is Illuminated
Oct 7
Waning Gibbous
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
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 27.0 °F 18.0 °F 15.1 °F 61% 30.25 in 10.0 mi West 9.2 mph - N/A   Clear
1:52 AM 27.0 °F 21.6 °F 14.0 °F 58% 30.23 in 10.0 mi West 4.6 mph - N/A   Clear
2:52 AM 27.0 °F - 15.1 °F 61% 30.20 in 10.0 mi Calm Calm - N/A   Clear
3:52 AM 25.0 °F - 14.0 °F 63% 30.19 in 10.0 mi Calm Calm - N/A   Clear
4:52 AM 23.0 °F - 12.9 °F 65% 30.18 in 10.0 mi Calm Calm - N/A   Clear
5:52 AM 19.9 °F - 12.0 °F 71% 30.17 in 10.0 mi Calm Calm - N/A   Clear
6:52 AM 23.0 °F - 12.9 °F 65% 30.17 in 10.0 mi Calm Calm - N/A   Clear
7:52 AM 34.0 °F 29.8 °F 19.0 °F 54% 30.15 in 10.0 mi WNW 4.6 mph - N/A   Clear
8:52 AM 45.0 °F 41.2 °F 21.0 °F 39% 30.13 in 10.0 mi West 6.9 mph - N/A   Clear
9:52 AM 50.0 °F - 24.1 °F 36% 30.11 in 10.0 mi West 8.1 mph - N/A   Clear
10:52 AM 55.9 °F - 27.0 °F 33% 30.06 in 10.0 mi NNW 17.3 mph 24.2 mph N/A   Clear
11:52 AM 55.9 °F - 28.0 °F 34% 30.05 in 10.0 mi NNW 16.1 mph 24.2 mph N/A   Scattered Clouds
12:52 PM 57.0 °F - 27.0 °F 32% 30.03 in 10.0 mi NW 15.0 mph 23.0 mph N/A   Clear
1:52 PM 59.0 °F - 24.1 °F 26% 30.00 in 10.0 mi NW 10.4 mph - N/A   Partly Cloudy
2:52 PM 60.1 °F - 24.1 °F 25% 29.97 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
3:52 PM 60.1 °F - 23.0 °F 24% 29.96 in 10.0 mi NNW 6.9 mph 19.6 mph N/A   Clear
4:52 PM 60.1 °F - 24.1 °F 25% 29.95 in 10.0 mi NW 8.1 mph - N/A   Clear
5:52 PM 57.9 °F - 24.1 °F 27% 29.96 in 10.0 mi NW 5.8 mph - N/A   Clear
6:52 PM 45.0 °F 42.6 °F 21.9 °F 40% 29.98 in 10.0 mi NW 4.6 mph - N/A   Clear
7:52 PM 44.1 °F - 23.0 °F 43% 29.95 in 10.0 mi Calm Calm - N/A   Clear
8:52 PM 39.0 °F 36.8 °F 21.9 °F 50% 29.94 in 10.0 mi WNW 3.5 mph - N/A   Clear
9:52 PM 45.0 °F 42.6 °F 26.1 °F 48% 29.91 in 10.0 mi WNW 4.6 mph - N/A   Clear
10:52 PM 43.0 °F 41.3 °F 26.1 °F 51% 29.89 in 10.0 mi WNW 3.5 mph - N/A   Clear
11:52 PM 43.0 °F - 25.0 °F 49% 29.87 in 10.0 mi Calm Calm - N/A   Clear