Weather History for Spearfish, SD

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Friday, June 22, 2012

  Actual Average (KEFC) Record (KEFC)
Temperature  
Mean Temperature 70 °F -  
Max Temperature 89 °F 82 °F 98 °F (1988)
Min Temperature 50 °F 52 °F 41 °F (1960)
Cooling Degree Days 4    
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 53    
Maximum Humidity 87    
Minimum Humidity 31    
Precipitation  
Precipitation 0.22 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 13 mph (East)    
Max Wind Speed 28 mph    
Max Gust Speed 52 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jun. 22, 2012 Rise Set
Actual Time 6:10 AM CDT 9:43 PM CDT
Civil Twilight 5:33 AM CDT 10:20 PM CDT
Nautical Twilight 4:45 AM CDT 11:09 PM CDT
Astronomical Twilight 3:41 AM CDT 12:12 AM CDT
Moon 9:19 AM CDT (6/22) 11:33 PM CDT (6/22)
Length of Visible Light 16h 46m
Length of Day
15h 32m
Waxing Crescent, 9% of the Moon is Illuminated
Jun 22
Waxing Crescent
Jun 26
First Quarter
Jul 3
Full
Jul 10
Last Quarter
Jul 18
New

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 64.4 °F - 46.4 °F 52% 30.08 in 10.0 mi ESE 16.1 mph 20.7 mph N/A   Clear
12:55 AM 62.6 °F - 46.4 °F 55% 30.06 in 10.0 mi East 16.1 mph - N/A   Clear
1:15 AM 64.4 °F - 46.4 °F 52% 30.05 in 10.0 mi East 16.1 mph 21.9 mph N/A   Clear
1:35 AM 64.4 °F - 46.4 °F 52% 30.04 in 10.0 mi East 17.3 mph 21.9 mph N/A   Clear
1:55 AM 62.6 °F - 46.4 °F 55% 30.03 in 10.0 mi East 17.3 mph 21.9 mph N/A   Clear
2:15 AM 62.6 °F - 46.4 °F 55% 30.03 in 10.0 mi East 16.1 mph - N/A   Clear
2:55 AM 60.8 °F - 46.4 °F 59% 30.01 in 10.0 mi East 15.0 mph - N/A   Clear
3:15 AM 60.8 °F - 46.4 °F 59% 30.01 in 10.0 mi East 15.0 mph 23.0 mph N/A   Clear
3:35 AM 59.0 °F - 46.4 °F 63% 30.01 in 10.0 mi East 16.1 mph - N/A   Clear
3:55 AM 59.0 °F - 46.4 °F 63% 30.01 in 10.0 mi East 11.5 mph 20.7 mph N/A   Clear
4:15 AM 57.2 °F - 46.4 °F 67% 30.01 in 10.0 mi East 11.5 mph 17.3 mph N/A   Clear
4:35 AM 57.2 °F - 46.4 °F 67% 30.00 in 10.0 mi East 8.1 mph - N/A   Clear
4:55 AM 55.4 °F - 46.4 °F 72% 30.00 in 10.0 mi ESE 8.1 mph - N/A   Clear
5:15 AM 51.8 °F - 46.4 °F 82% 30.00 in 10.0 mi SE 8.1 mph - N/A   Clear
5:35 AM 50.0 °F - 46.4 °F 87% 30.00 in 10.0 mi SE 4.6 mph - N/A   Clear
5:55 AM 50.0 °F - 46.4 °F 87% 29.99 in 10.0 mi ESE 3.5 mph - N/A   Clear
6:15 AM 51.8 °F - 46.4 °F 82% 29.99 in 10.0 mi NE 3.5 mph - N/A   Clear
6:35 AM 50.0 °F - 44.6 °F 82% 29.99 in 10.0 mi SW 3.5 mph - N/A   Clear
6:55 AM 50.0 °F - 44.6 °F 82% 30.00 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 53.6 °F - 46.4 °F 77% 30.00 in 10.0 mi West 5.8 mph - N/A   Clear
7:35 AM 55.4 °F - 46.4 °F 72% 30.01 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 55.4 °F - 46.4 °F 72% 30.00 in 10.0 mi Calm Calm - N/A   Clear
8:15 AM 57.2 °F - 48.2 °F 72% 29.99 in 10.0 mi NNW 3.5 mph - N/A   Clear
8:35 AM 59.0 °F - 48.2 °F 67% 29.99 in 10.0 mi NW 3.5 mph - N/A   Clear
8:55 AM 59.0 °F - 48.2 °F 67% 29.99 in 10.0 mi NE 4.6 mph - N/A   Clear
9:15 AM 62.6 °F - 48.2 °F 59% 29.98 in 10.0 mi Calm Calm - N/A   Clear
9:35 AM 62.6 °F - 48.2 °F 59% 29.98 in 10.0 mi ENE 5.8 mph - N/A   Clear
9:55 AM 64.4 °F - 48.2 °F 56% 29.97 in 10.0 mi NE 4.6 mph - N/A   Clear
10:15 AM 66.2 °F - 50.0 °F 56% 29.96 in 10.0 mi NNE 6.9 mph - N/A   Clear
10:35 AM 66.2 °F - 50.0 °F 56% 29.95 in 10.0 mi NNE 4.6 mph - N/A   Clear
10:55 AM 68.0 °F - 50.0 °F 52% 29.94 in 10.0 mi East 3.5 mph - N/A   Clear
11:15 AM 69.8 °F - 50.0 °F 49% 29.93 in 10.0 mi East 9.2 mph - N/A   Clear
11:35 AM 71.6 °F - 50.0 °F 46% 29.93 in 10.0 mi East 6.9 mph 16.1 mph N/A   Clear
11:55 AM 73.4 °F - 50.0 °F 44% 29.92 in 10.0 mi ENE 9.2 mph 17.3 mph N/A   Clear
12:15 PM 73.4 °F - 50.0 °F 44% 29.91 in 10.0 mi East 11.5 mph 17.3 mph N/A   Clear
12:55 PM 77.0 °F - 48.2 °F 36% 29.89 in 10.0 mi East 16.1 mph 20.7 mph N/A   Clear
1:35 PM 77.0 °F - 48.2 °F 36% 29.87 in 10.0 mi East 21.9 mph 27.6 mph N/A   Clear
1:55 PM 80.6 °F - 48.2 °F 32% 29.86 in 10.0 mi East 19.6 mph 26.5 mph N/A   Clear
2:15 PM 80.6 °F - 48.2 °F 32% 29.85 in 10.0 mi East 21.9 mph 28.8 mph N/A   Clear
2:35 PM 80.6 °F - 48.2 °F 32% 29.84 in 10.0 mi East 21.9 mph 28.8 mph N/A   Clear
2:55 PM 80.6 °F - 50.0 °F 34% 29.83 in 10.0 mi ESE 20.7 mph 27.6 mph N/A   Clear
3:15 PM 80.6 °F - 50.0 °F 34% 29.82 in 10.0 mi ESE 20.7 mph 31.1 mph N/A   Clear
3:35 PM 82.4 °F - 50.0 °F 32% 29.82 in 10.0 mi East 19.6 mph 25.3 mph N/A   Clear
3:55 PM 80.6 °F - 50.0 °F 34% 29.81 in 10.0 mi East 16.1 mph 23.0 mph N/A   Clear
4:15 PM 84.2 °F - 51.8 °F 33% 29.80 in 10.0 mi ESE 21.9 mph 27.6 mph N/A   Clear
4:35 PM 84.2 °F - 51.8 °F 33% 29.79 in 10.0 mi ESE 19.6 mph 25.3 mph N/A   Clear
4:55 PM 86.0 °F 84.2 °F 53.6 °F 33% 29.78 in 10.0 mi ESE 18.4 mph 27.6 mph N/A   Clear
5:15 PM 86.0 °F 84.2 °F 53.6 °F 33% 29.76 in 10.0 mi East 18.4 mph 28.8 mph N/A   Clear
5:35 PM 89.6 °F 87.7 °F 55.4 °F 31% 29.75 in 10.0 mi ESE 18.4 mph 24.2 mph N/A   Clear
5:55 PM 89.6 °F 88.1 °F 57.2 °F 33% 29.74 in 10.0 mi ESE 21.9 mph 28.8 mph N/A   Clear
6:15 PM 86.0 °F 84.9 °F 57.2 °F 37% 29.74 in 10.0 mi ESE 17.3 mph 20.7 mph N/A   Clear
6:35 PM 84.2 °F 83.5 °F 57.2 °F 40% 29.75 in 10.0 mi SE 15.0 mph 18.4 mph N/A   Clear
6:55 PM 84.2 °F 83.5 °F 57.2 °F 40% 29.72 in 10.0 mi East 15.0 mph 19.6 mph N/A   Clear
7:15 PM 86.0 °F 84.9 °F 57.2 °F 37% 29.71 in 10.0 mi ESE 18.4 mph 24.2 mph N/A   Clear
7:55 PM 86.0 °F 85.4 °F 59.0 °F 40% 29.71 in 10.0 mi SE 12.7 mph - N/A   Clear
8:15 PM 84.2 °F 83.8 °F 59.0 °F 42% 29.71 in 10.0 mi SE 9.2 mph 21.9 mph N/A   Clear
8:35 PM 84.2 °F 83.8 °F 59.0 °F 42% 29.70 in 10.0 mi ESE 15.0 mph - N/A   Clear
8:55 PM 82.4 °F 82.5 °F 59.0 °F 45% 29.70 in 10.0 mi ESE 13.8 mph 20.7 mph N/A   Clear
9:15 PM 82.4 °F 82.5 °F 59.0 °F 45% 29.69 in 10.0 mi ESE 11.5 mph - N/A   Clear
9:55 PM 80.6 °F 81.1 °F 59.0 °F 48% 29.70 in 10.0 mi SE 8.1 mph - N/A   Clear
10:15 PM 78.8 °F - 59.0 °F 51% 29.69 in 10.0 mi East 21.9 mph 29.9 mph N/A   Clear
10:35 PM 78.8 °F - 59.0 °F 51% 29.72 in 10.0 mi ESE 11.5 mph - N/A Thunderstorm Clear
10:55 PM 77.0 °F - 60.8 °F 57% 29.79 in 9.0 mi West 27.6 mph 51.8 mph N/A Rain , Thunderstorm Light Thunderstorms and Rain
11:15 PM 62.6 °F - 57.2 °F 82% 29.79 in 3.0 mi SE 16.1 mph - 0.19 in Rain , Thunderstorm Thunderstorms and Rain
11:35 PM 62.6 °F - 55.4 °F 77% 29.75 in 10.0 mi East 13.8 mph 19.6 mph 0.22 in Thunderstorm Thunderstorm
11:55 PM 62.6 °F - 53.6 °F 72% 29.74 in 10.0 mi SE 8.1 mph - 0.22 in Thunderstorm Partly Cloudy