Weather History for Custer, SD

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Tuesday, September 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 57 °F 53 °F  
Max Temperature 73 °F 67 °F 86 °F (2004)
Min Temperature 40 °F 40 °F 22 °F (1991)
Degree Days  
Heating Degree Days 8 12  
Month to date heating degree days 101 155  
Since 1 July heating degree days 170 309  
Cooling Degree Days 0 0  
Month to date cooling degree days 23 11  
Year to date cooling degree days 390 177  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 27 °F    
Average Humidity 41    
Maximum Humidity 65    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in 0.05 in 0.83 in (1946)
Month to date precipitation 0.11 1.06  
Year to date precipitation 10.25 15.98  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 8 mph (WNW)    
Max Wind Speed 20 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

Sep. 18, 2012 Rise Set
Actual Time 6:37 AM MDT 6:58 PM MDT
Civil Twilight 6:09 AM MDT 7:26 PM MDT
Nautical Twilight 5:35 AM MDT 8:00 PM MDT
Astronomical Twilight 5:00 AM MDT 8:35 PM MDT
Moon 9:48 AM MDT (9/18) 8:14 PM MDT (9/18)
Length of Visible Light 13h 17m
Length of Day
12h 20m
Waxing Crescent, 9% of the Moon is Illuminated
Sep 18
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 43.0 °F 40.3 °F 30.0 °F 60% 30.08 in 10.0 mi WSW 4.6 mph - N/A   Overcast
1:53 AM 43.0 °F 39.5 °F 28.9 °F 58% 30.07 in 10.0 mi WSW 5.8 mph - N/A   Overcast
2:53 AM 42.1 °F 39.2 °F 28.9 °F 60% 30.06 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
3:53 AM 41.0 °F 38.0 °F 30.0 °F 65% 30.06 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
4:53 AM 39.9 °F 35.1 °F 28.9 °F 65% 30.04 in 10.0 mi West 6.9 mph - N/A   Clear
5:53 AM 41.0 °F 39.0 °F 28.9 °F 62% 30.04 in 10.0 mi WNW 3.5 mph - N/A   Clear
6:53 AM 41.0 °F 37.1 °F 28.0 °F 60% 30.04 in 10.0 mi West 5.8 mph - N/A   Clear
7:53 AM 51.1 °F - 28.0 °F 41% 30.04 in 10.0 mi West 6.9 mph - N/A   Clear
8:53 AM 59.0 °F - 30.0 °F 33% 30.01 in 10.0 mi WNW 8.1 mph - N/A   Clear
9:53 AM 63.0 °F - 28.9 °F 28% 30.00 in 10.0 mi NW 10.4 mph 21.9 mph N/A   Clear
10:53 AM 66.0 °F - 28.9 °F 25% 30.00 in 10.0 mi West 16.1 mph 23.0 mph N/A   Clear
11:53 AM 68.0 °F - 30.0 °F 24% 29.98 in 10.0 mi NW 10.4 mph 20.7 mph N/A   Clear
12:53 PM 69.1 °F - 28.9 °F 22% 29.97 in 10.0 mi WNW 11.5 mph 21.9 mph N/A   Clear
1:53 PM 71.1 °F - 27.0 °F 19% 29.94 in 10.0 mi West 12.7 mph 24.2 mph N/A   Clear
2:53 PM 72.0 °F - 26.1 °F 18% 29.94 in 10.0 mi West 12.7 mph 23.0 mph N/A   Clear
3:53 PM 72.0 °F - 24.1 °F 17% 29.92 in 10.0 mi WNW 12.7 mph 17.3 mph N/A   Clear
4:53 PM 71.1 °F - 24.1 °F 17% 29.91 in 10.0 mi WNW 8.1 mph 23.0 mph N/A   Clear
5:53 PM 71.1 °F - 23.0 °F 16% 29.91 in 10.0 mi NW 9.2 mph - N/A   Clear
6:53 PM 64.9 °F - 24.1 °F 21% 29.94 in 10.0 mi West 4.6 mph - N/A   Clear
7:53 PM 61.0 °F - 25.0 °F 25% 29.92 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 54.0 °F - 24.1 °F 31% 29.91 in 10.0 mi WNW 3.5 mph - N/A   Clear
9:53 PM 53.1 °F - 24.1 °F 32% 29.90 in 10.0 mi NW 5.8 mph - N/A   Clear
10:53 PM 48.0 °F - 23.0 °F 37% 29.90 in 10.0 mi WNW 6.9 mph - N/A   Clear
11:53 PM 55.0 °F - 24.1 °F 30% 29.86 in 10.0 mi West 5.8 mph - N/A   Clear