Weather History for Spearfish, SD

Monday, December 10, 2012 — View Current Weather Conditions
Monday, December 10, 2012
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Daily Weekly Monthly Custom
  Actual Average (KEFC) Record (KEFC)
Temperature
Mean Temperature 22 °F -  
Max Temperature 28 °F 41 °F 65 °F (1990)
Min Temperature 17 °F 15 °F -20 °F (1972)
Degree Days
Heating Degree Days 42    
Moisture
Dew Point 15 °F    
Average Humidity 67    
Maximum Humidity 86    
Minimum Humidity 42    
Precipitation
Precipitation 0.35 in - - ()
Sea Level Pressure
Sea Level Pressure 29.80 in    
Wind
Wind Speed 14 mph (West)    
Max Wind Speed 26 mph    
Max Gust Speed 37 mph    
Visibility 9 miles    
Events Rain , Snow    
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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Astronomy
Dec. 10, 2012 Rise Set
Actual Time 8:21 AM CST 5:15 PM CST
Civil Twilight 7:47 AM CST 5:48 PM CST
Nautical Twilight 7:11 AM CST 6:25 PM CST
Astronomical Twilight 6:35 AM CST 7:00 PM CST
Moon 5:02 AM CST (12/10) 3:10 PM CST (12/10)
Length Of Visible Light 10h 00m
Length of Day
8h 54m
Waning Crescent, 10% of the Moon is Illuminated
Dec 10
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
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Hourly Weather History & Observations
Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 19.4 °F 6.6 °F 5.0 °F 54% 29.89 in 10.0 mi West 12.7 mph 20.7 mph N/A   Clear
12:35 AM 19.4 °F 7.2 °F 5.0 °F 54% 29.87 in 10.0 mi West 11.5 mph - N/A   Clear
12:55 AM 19.4 °F 8.6 °F 5.0 °F 54% 29.85 in 10.0 mi West 9.2 mph 18.4 mph N/A   Clear
1:15 AM 19.4 °F 7.9 °F 5.0 °F 54% 29.84 in 10.0 mi West 10.4 mph - N/A   Clear
1:55 AM 19.4 °F 7.9 °F 3.2 °F 49% 29.83 in 10.0 mi WNW 10.4 mph - N/A   Clear
2:15 AM 19.4 °F 9.5 °F 3.2 °F 49% 29.81 in 10.0 mi WNW 8.1 mph - N/A   Clear
2:35 AM 17.6 °F 7.3 °F 3.2 °F 53% 29.81 in 10.0 mi WNW 8.1 mph - N/A   Clear
2:55 AM 19.4 °F 7.9 °F 1.4 °F 46% 29.81 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
3:15 AM 19.4 °F 8.6 °F 1.4 °F 46% 29.81 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
3:35 AM 21.2 °F 8.9 °F 1.4 °F 42% 29.80 in 10.0 mi West 12.7 mph 18.4 mph N/A   Mostly Cloudy
3:55 AM 19.4 °F 7.9 °F 3.2 °F 49% 29.79 in 10.0 mi West 10.4 mph - N/A   Overcast
4:15 AM 21.2 °F 10.1 °F 5.0 °F 50% 29.79 in 10.0 mi West 10.4 mph - N/A   Overcast
4:35 AM 23.0 °F 11.7 °F 6.8 °F 50% 29.78 in 10.0 mi WSW 11.5 mph - N/A   Overcast
4:55 AM 23.0 °F 11.7 °F 6.8 °F 50% 29.77 in 10.0 mi West 11.5 mph 16.1 mph N/A   Overcast
5:15 AM 23.0 °F 12.4 °F 8.6 °F 54% 29.77 in 10.0 mi West 10.4 mph - N/A   Overcast
5:35 AM 23.0 °F 11.1 °F 10.4 °F 59% 29.77 in 10.0 mi West 12.7 mph 18.4 mph N/A   Overcast
5:55 AM 24.8 °F 11.9 °F 12.2 °F 59% 29.76 in 10.0 mi West 16.1 mph 23.0 mph N/A   Overcast
6:35 AM 24.8 °F 11.9 °F 14.0 °F 64% 29.76 in 10.0 mi West 16.1 mph 24.2 mph N/A   Mostly Cloudy
6:55 AM 24.8 °F 11.1 °F 14.0 °F 64% 29.76 in 10.0 mi West 18.4 mph 27.6 mph N/A   Overcast
7:15 AM 24.8 °F 11.5 °F 14.0 °F 64% 29.76 in 10.0 mi West 17.3 mph 24.2 mph N/A   Overcast
7:35 AM 24.8 °F 11.5 °F 14.0 °F 64% 29.76 in 10.0 mi West 17.3 mph 23.0 mph N/A   Mostly Cloudy
7:55 AM 24.8 °F 11.5 °F 15.8 °F 69% 29.77 in 7.0 mi West 17.3 mph 23.0 mph N/A   Scattered Clouds
8:15 AM 24.8 °F 12.4 °F 15.8 °F 69% 29.77 in 7.0 mi West 15.0 mph 23.0 mph N/A Snow Light Snow
8:35 AM 24.8 °F 11.9 °F 17.6 °F 74% 29.76 in 5.0 mi West 16.1 mph 24.2 mph 0.01 in Snow Light Snow
8:55 AM 24.8 °F 10.7 °F 17.6 °F 74% 29.76 in 5.0 mi West 19.6 mph 24.2 mph 0.01 in Snow Light Snow
9:15 AM 24.8 °F 12.4 °F 19.4 °F 80% 29.76 in 2.0 mi West 15.0 mph 25.3 mph 0.04 in Snow Light Snow
9:35 AM 24.8 °F 12.4 °F 19.4 °F 80% 29.76 in 6.0 mi West 15.0 mph 21.9 mph 0.06 in Snow Light Snow
9:55 AM 26.6 °F 14.7 °F 19.4 °F 74% 29.76 in 5.0 mi West 15.0 mph 26.5 mph 0.07 in Snow Light Snow
10:15 AM 26.6 °F 13.8 °F 17.6 °F 69% 29.75 in 10.0 mi West 17.3 mph 26.5 mph N/A Snow Light Snow
10:35 AM 26.6 °F 12.7 °F 17.6 °F 69% 29.76 in 10.0 mi West 20.7 mph 24.2 mph N/A   Clear
10:55 AM 28.4 °F 15.1 °F 17.6 °F 64% 29.76 in 10.0 mi West 20.7 mph 24.2 mph N/A   Mostly Cloudy
11:15 AM 28.4 °F 14.7 °F 19.4 °F 69% 29.76 in 10.0 mi West 21.9 mph 28.8 mph N/A   Partly Cloudy
11:35 AM 28.4 °F 15.1 °F 19.4 °F 69% 29.76 in 10.0 mi West 20.7 mph 26.5 mph N/A   Partly Cloudy
11:55 AM 28.4 °F 15.4 °F 19.4 °F 69% 29.76 in 10.0 mi WNW 19.6 mph 27.6 mph N/A   Clear
12:15 PM 28.4 °F 16.2 °F 19.4 °F 69% 29.76 in 10.0 mi WNW 17.3 mph 28.8 mph N/A   Mostly Cloudy
12:35 PM 28.4 °F 14.4 °F 19.4 °F 69% 29.76 in 10.0 mi WNW 23.0 mph 28.8 mph N/A   Overcast
12:55 PM 28.4 °F 15.4 °F 21.2 °F 74% 29.76 in 10.0 mi WNW 19.6 mph 26.5 mph N/A   Overcast
1:15 PM 28.4 °F 17.0 °F 21.2 °F 74% 29.76 in 10.0 mi WNW 15.0 mph 25.3 mph N/A   Overcast
1:35 PM 28.4 °F 16.6 °F 23.0 °F 80% 29.76 in 10.0 mi West 16.1 mph 27.6 mph N/A   Mostly Cloudy
1:55 PM 28.4 °F 14.7 °F 23.0 °F 80% 29.76 in 10.0 mi West 21.9 mph 29.9 mph N/A   Mostly Cloudy
2:15 PM 28.4 °F 15.4 °F 21.2 °F 74% 29.77 in 10.0 mi NW 19.6 mph 28.8 mph N/A   Overcast
2:35 PM 28.4 °F 15.8 °F 19.4 °F 69% 29.77 in 10.0 mi WNW 18.4 mph 24.2 mph N/A   Overcast
2:55 PM 28.4 °F 15.1 °F 19.4 °F 69% 29.78 in 10.0 mi WNW 20.7 mph 27.6 mph N/A   Overcast
3:15 PM 28.4 °F 15.8 °F 19.4 °F 69% 29.79 in 10.0 mi NW 18.4 mph 25.3 mph N/A Rain Light Rain
3:35 PM 28.4 °F 13.5 °F 17.6 °F 64% 29.80 in 7.0 mi NW 26.5 mph 36.8 mph N/A Rain Light Rain
3:55 PM 26.6 °F 12.0 °F 19.4 °F 74% 29.81 in 10.0 mi WNW 23.0 mph 31.1 mph N/A Rain Light Rain
4:15 PM 26.6 °F 12.4 °F 17.6 °F 69% 29.81 in 10.0 mi NW 21.9 mph 33.4 mph N/A   Overcast
4:35 PM 26.6 °F 12.4 °F 17.6 °F 69% 29.82 in 10.0 mi WNW 21.9 mph 25.3 mph N/A   Overcast
4:55 PM 26.6 °F 12.0 °F 17.6 °F 69% 29.82 in 10.0 mi WNW 23.0 mph 31.1 mph N/A Rain Light Rain
5:15 PM 24.8 °F 11.1 °F 19.4 °F 80% 29.84 in 8.0 mi NW 18.4 mph 26.5 mph N/A Rain Light Rain
5:35 PM 24.8 °F 11.1 °F 19.4 °F 80% 29.84 in 10.0 mi WNW 18.4 mph 24.2 mph N/A   Overcast
5:55 PM 24.8 °F 13.4 °F 17.6 °F 74% 29.84 in 7.0 mi WNW 12.7 mph 24.2 mph 0.03 in Snow Light Snow
6:15 PM 24.8 °F 11.1 °F 17.6 °F 74% 29.84 in 9.0 mi WNW 18.4 mph 28.8 mph N/A   Overcast
6:35 PM 24.8 °F 12.9 °F 17.6 °F 74% 29.84 in 10.0 mi WNW 13.8 mph 25.3 mph N/A   Overcast
6:55 PM 24.8 °F 12.4 °F 17.6 °F 74% 29.84 in 10.0 mi West 15.0 mph 18.4 mph N/A   Mostly Cloudy
7:15 PM 24.8 °F 11.5 °F 17.6 °F 74% 29.85 in 10.0 mi West 17.3 mph 23.0 mph N/A   Mostly Cloudy
7:35 PM 24.8 °F 12.4 °F 17.6 °F 74% 29.85 in 10.0 mi West 15.0 mph 21.9 mph N/A   Mostly Cloudy
7:55 PM 24.8 °F 13.4 °F 17.6 °F 74% 29.85 in 10.0 mi West 12.7 mph - N/A   Scattered Clouds
8:15 PM 24.8 °F 13.4 °F 17.6 °F 74% 29.85 in 10.0 mi West 12.7 mph 17.3 mph N/A   Scattered Clouds
8:35 PM 24.8 °F 12.4 °F 17.6 °F 74% 29.84 in 10.0 mi West 15.0 mph 20.7 mph N/A   Mostly Cloudy
8:55 PM 26.6 °F 14.7 °F 17.6 °F 69% 29.84 in 10.0 mi West 15.0 mph 20.7 mph N/A   Overcast
9:15 PM 26.6 °F 15.7 °F 17.6 °F 69% 29.84 in 10.0 mi West 12.7 mph 18.4 mph N/A   Overcast
9:35 PM 24.8 °F 13.4 °F 17.6 °F 74% 29.84 in 10.0 mi West 12.7 mph 18.4 mph N/A   Overcast
9:55 PM 26.6 °F 15.2 °F 17.6 °F 69% 29.84 in 10.0 mi West 13.8 mph 23.0 mph N/A   Overcast
10:15 PM 26.6 °F 13.4 °F 19.4 °F 74% 29.84 in 10.0 mi West 18.4 mph 24.2 mph N/A   Overcast
10:35 PM 26.6 °F 13.4 °F 19.4 °F 74% 29.84 in 10.0 mi West 18.4 mph 25.3 mph N/A   Overcast
11:15 PM 24.8 °F 14.0 °F 21.2 °F 86% 29.84 in 3.0 mi WNW 11.5 mph 17.3 mph 0.06 in Snow Light Snow
11:35 PM 24.8 °F 13.4 °F 21.2 °F 86% 29.84 in 1.8 mi WNW 12.7 mph 19.6 mph 0.21 in Snow Light Snow
11:55 PM 26.6 °F 15.2 °F 19.4 °F 74% 29.84 in 10.0 mi WNW 13.8 mph 19.6 mph 0.24 in   Mostly Cloudy
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