Weather History for Spearfish, SD

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Week of October 21, 2012 through October 27, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 50 °F 41 °F 30 °F
Mean Temperature 44 °F 35 °F 26 °F
Min Temperature 41 °F 30 °F 23 °F
Degree Days  
Heating Degree Days (base 65) 38 30 22 207
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 43 °F 30 °F 18 °F
Precipitation  
Precipitation 3.85 in 0.55 in 0.00 in 3.86 in
Snowdepth - - - -
Wind  
Wind 25 mph 7 mph 0 mph
Gust Wind 33 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.38 in 30.01 in 29.59 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Oct. 25, 2012 Rise Set
Actual Time 8:23 AM CDT 6:53 PM CDT
Civil Twilight 7:54 AM CDT 7:23 PM CDT
Nautical Twilight 7:19 AM CDT 7:57 PM CDT
Astronomical Twilight 6:46 AM CDT 8:31 PM CDT
Moon 4:48 PM CDT (10/25) 4:14 AM CDT (10/25)
Length of Visible Light 11h 29m
Length of Day
10h 29m
Waxing Gibbous, 84% of the Moon is Illuminated
Oct 25
Waxing Gibbous
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New
Nov 20
First Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
21 46 44 41 39 35 32 87 72 57 29.97 29.90 29.72 10 10 5 16 7 - 0.00 Rain
22 50 42 35 41 38 36 100 84 62 29.95 29.82 29.63 10 10 3 25 9 33 0.00 Rain
23 48 42 37 43 38 34 100 90 71 29.91 29.74 29.59 10 9 0 17 7 24 0.01 Fog , Rain
24 37 32 28 37 31 27 100 95 86 30.10 30.00 29.89 10 6 0 12 5 - 3.85 Rain , Snow
25 30 26 23 27 23 19 100 91 80 30.34 30.21 30.10 10 9 2 14 10 20 0.00  
26 32 28 23 27 21 18 93 80 60 30.38 30.30 30.13 10 10 3 17 8 23 0.00  
27 41 32 23 28 24 19 93 73 49 30.12 30.08 30.05 10 10 9 8 3 - 0.00