Weather History for Spearfish, SD

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Monday, May 27, 2013

  Actual Average (KEFC) Record (KEFC)
Temperature  
Mean Temperature 55 °F -  
Max Temperature 62 °F 74 °F 95 °F (1969)
Min Temperature 44 °F 46 °F 31 °F (1992)
Degree Days  
Heating Degree Days 10    
Growing Degree Days 5 (Base 50)    
Moisture  
Dew Point 54 °F    
Average Humidity 94    
Maximum Humidity 100    
Minimum Humidity 82    
Precipitation  
Precipitation 0.23 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 8 mph (WNW)    
Max Wind Speed 18 mph    
Max Gust Speed 28 mph    
Visibility 8 miles    
Events Fog , 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

May. 27, 2013 Rise Set
Actual Time 6:16 AM CDT 9:28 PM CDT
Civil Twilight 5:41 AM CDT 10:04 PM CDT
Nautical Twilight 4:55 AM CDT 10:49 PM CDT
Astronomical Twilight 3:59 AM CDT 11:46 PM CDT
Moon No Moon Rise 8:58 AM CDT
Length of Visible Light 16h 22m
Length of Day
15h 12m
Waning Gibbous, 91% of the Moon is Illuminated
May 27
Waning Gibbous
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
Jun 23
Full

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 57.2 °F - 57.2 °F 100% 29.90 in 5.0 mi ESE 8.1 mph - N/A   Mostly Cloudy
12:35 AM 57.2 °F - 57.2 °F 100% 29.91 in 5.0 mi South 4.6 mph - N/A   Scattered Clouds
12:55 AM 57.2 °F - 57.2 °F 100% 29.96 in 5.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
1:15 AM 57.2 °F - 57.2 °F 100% 29.96 in 3.0 mi NW 10.4 mph - N/A Rain Light Rain
1:35 AM 57.2 °F - 57.2 °F 100% 29.94 in 3.0 mi SE 3.5 mph - N/A Rain , Thunderstorm Light Thunderstorms and Rain
1:55 AM 57.2 °F - 57.2 °F 100% 29.91 in 5.0 mi ESE 9.2 mph - 0.07 in Rain , Thunderstorm Light Rain
2:15 AM 55.4 °F - 55.4 °F 100% 29.89 in 3.0 mi SE 6.9 mph - N/A   Partly Cloudy
2:35 AM 55.4 °F - 55.4 °F 100% 29.88 in 5.0 mi SE 8.1 mph - N/A   Partly Cloudy
2:55 AM 55.4 °F - 55.4 °F 100% 29.86 in 5.0 mi ESE 9.2 mph - N/A   Mostly Cloudy
3:15 AM 57.2 °F - 57.2 °F 100% 29.84 in 8.0 mi ESE 6.9 mph - N/A   Overcast
3:35 AM 55.4 °F - 55.4 °F 100% 29.84 in 7.0 mi ESE 6.9 mph - N/A   Scattered Clouds
3:55 AM 55.4 °F - 55.4 °F 100% 29.83 in 10.0 mi ESE 10.4 mph - N/A   Clear
4:15 AM 55.4 °F - 55.4 °F 100% 29.82 in 10.0 mi SE 10.4 mph - N/A   Clear
4:35 AM 55.4 °F - 55.4 °F 100% 29.82 in 10.0 mi SE 9.2 mph - N/A   Clear
4:55 AM 55.4 °F - 53.6 °F 94% 29.82 in 10.0 mi SE 8.1 mph - N/A   Clear
5:15 AM 55.4 °F - 53.6 °F 94% 29.82 in 10.0 mi SE 12.7 mph - N/A   Clear
5:35 AM 55.4 °F - 53.6 °F 94% 29.82 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 55.4 °F - 51.8 °F 88% 29.82 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:15 AM 55.4 °F - 53.6 °F 94% 29.83 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
6:35 AM 57.2 °F - 53.6 °F 88% 29.85 in 10.0 mi WNW 9.2 mph - N/A   Overcast
6:55 AM 55.4 °F - 55.4 °F 100% 29.86 in 9.0 mi West 8.1 mph - N/A   Overcast
7:15 AM 55.4 °F - 55.4 °F 100% 29.86 in 7.0 mi West 8.1 mph - N/A   Partly Cloudy
7:35 AM 55.4 °F - 55.4 °F 100% 29.86 in 7.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
7:55 AM 57.2 °F - 57.2 °F 100% 29.85 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
8:15 AM 57.2 °F - 55.4 °F 94% 29.85 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:35 AM 57.2 °F - 55.4 °F 94% 29.85 in 10.0 mi Calm Calm - N/A   Overcast
8:55 AM 59.0 °F - 55.4 °F 88% 29.85 in 10.0 mi NE 3.5 mph - N/A Thunderstorm Mostly Cloudy
9:15 AM 59.0 °F - 57.2 °F 94% 29.84 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:35 AM 59.0 °F - 57.2 °F 94% 29.83 in 10.0 mi NNE 4.6 mph - N/A Thunderstorm Partly Cloudy
9:55 AM 62.6 °F - 57.2 °F 82% 29.83 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:15 AM 60.8 °F - 57.2 °F 88% 29.82 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:35 AM 59.0 °F - 59.0 °F 100% 29.81 in 4.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
10:55 AM 60.8 °F - 59.0 °F 94% 29.79 in 5.0 mi NE 5.8 mph - N/A   Scattered Clouds
11:15 AM 60.8 °F - 59.0 °F 94% 29.80 in 9.0 mi Calm Calm - N/A Thunderstorm Scattered Clouds
11:35 AM 59.0 °F - 59.0 °F 100% 29.80 in 5.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
11:55 AM 59.0 °F - 59.0 °F 100% 29.78 in 3.0 mi NNW 13.8 mph - N/A Thunderstorm Overcast
12:15 PM 59.0 °F - 59.0 °F 100% 29.76 in 0.2 mi ESE 4.6 mph 27.6 mph N/A Fog , Thunderstorm Fog
12:35 PM 59.0 °F - 57.2 °F 94% 29.77 in 5.0 mi NNE 15.0 mph 23.0 mph 0.01 in Thunderstorm Mostly Cloudy
12:55 PM 59.0 °F - 57.2 °F 94% 29.77 in 10.0 mi WSW 9.2 mph - 0.01 in Thunderstorm Mostly Cloudy
1:15 PM 59.0 °F - 59.0 °F 100% 29.77 in 5.0 mi West 9.2 mph 16.1 mph N/A Thunderstorm Mostly Cloudy
1:35 PM 59.0 °F - 59.0 °F 100% 29.77 in 5.0 mi WNW 11.5 mph - 0.01 in Rain , Thunderstorm Light Rain
1:55 PM 57.2 °F - 57.2 °F 100% 29.79 in 3.0 mi NW 13.8 mph - 0.01 in Thunderstorm Mostly Cloudy
2:15 PM 55.4 °F - 53.6 °F 94% 29.80 in 10.0 mi NNW 10.4 mph 19.6 mph 0.03 in Rain Light Rain
2:35 PM 53.6 °F - 50.0 °F 88% 29.81 in 7.0 mi WNW 9.2 mph - 0.05 in Rain Light Rain
2:55 PM 53.6 °F - 51.8 °F 94% 29.81 in 4.0 mi WNW 10.4 mph - 0.10 in Rain Light Rain
3:15 PM 53.6 °F - 51.8 °F 94% 29.79 in 10.0 mi NW 9.2 mph - N/A Rain , Thunderstorm Light Rain
3:35 PM 55.4 °F - 53.6 °F 94% 29.80 in 10.0 mi SW 5.8 mph - N/A   Overcast
3:55 PM 55.4 °F - 53.6 °F 94% 29.79 in 10.0 mi West 8.1 mph - 0.01 in Rain Light Rain
4:15 PM 55.4 °F - 53.6 °F 94% 29.79 in 10.0 mi West 5.8 mph - N/A Rain Light Rain
4:35 PM 55.4 °F - 51.8 °F 88% 29.77 in 10.0 mi North 6.9 mph - N/A   Overcast
4:55 PM 55.4 °F - 53.6 °F 94% 29.75 in 10.0 mi NW 5.8 mph - N/A Thunderstorm Mostly Cloudy
5:15 PM 55.4 °F - 55.4 °F 100% 29.79 in 10.0 mi SSW 5.8 mph - N/A Thunderstorm Overcast
5:35 PM 55.4 °F - 51.8 °F 88% 29.81 in 10.0 mi West 8.1 mph - N/A Rain , Thunderstorm Light Rain
5:55 PM 55.4 °F - 53.6 °F 94% 29.82 in 5.0 mi West 5.8 mph - 0.03 in Rain , Thunderstorm Light Rain
6:15 PM 55.4 °F - 53.6 °F 94% 29.75 in 10.0 mi NNE 16.1 mph - N/A Rain Light Rain
6:35 PM 55.4 °F - 53.6 °F 94% 29.68 in 10.0 mi NE 18.4 mph 24.2 mph N/A Thunderstorm Overcast
6:55 PM 55.4 °F - 50.0 °F 82% 29.71 in 10.0 mi SW 8.1 mph - N/A   Partly Cloudy
7:15 PM 55.4 °F - 53.6 °F 94% 29.77 in 10.0 mi WNW 16.1 mph 23.0 mph N/A   Partly Cloudy
7:35 PM 53.6 °F - 50.0 °F 88% 29.76 in 10.0 mi NNW 10.4 mph 18.4 mph N/A   Mostly Cloudy
7:55 PM 51.8 °F - 46.4 °F 82% 29.80 in 10.0 mi WNW 10.4 mph - N/A   Overcast
8:15 PM 50.0 °F - 46.4 °F 87% 29.82 in 10.0 mi WNW 12.7 mph - N/A   Overcast
8:35 PM 51.8 °F - 48.2 °F 88% 29.83 in 10.0 mi WNW 8.1 mph - N/A   Overcast
8:55 PM 51.8 °F - 48.2 °F 88% 29.82 in 0.5 mi West 8.1 mph - N/A Fog Fog
9:15 PM 50.0 °F - 48.2 °F 94% 29.81 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
9:35 PM 50.0 °F - 48.2 °F 94% 29.81 in 10.0 mi West 9.2 mph - N/A   Clear
9:55 PM 50.0 °F - 46.4 °F 87% 29.81 in 10.0 mi West 8.1 mph - N/A   Clear
10:15 PM 50.0 °F - 46.4 °F 87% 29.81 in 10.0 mi West 8.1 mph - N/A   Clear
10:35 PM 48.2 °F - 46.4 °F 93% 29.81 in 10.0 mi West 8.1 mph - N/A   Clear
10:55 PM 48.2 °F - 46.4 °F 93% 29.80 in 10.0 mi West 5.8 mph - N/A   Clear
11:15 PM 48.2 °F - 44.6 °F 87% 29.79 in 10.0 mi West 5.8 mph - N/A   Clear
11:35 PM 48.2 °F - 44.6 °F 87% 29.79 in 10.0 mi SSW 6.9 mph - N/A   Clear
11:55 PM 44.6 °F 39.7 °F 44.6 °F 100% 29.78 in 10.0 mi West 9.2 mph - N/A   Clear