Weather History for Spearfish, SD

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Week of October 28, 2012 through November 3, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 66 °F 55 °F 44 °F
Mean Temperature 52 °F 45 °F 36 °F
Min Temperature 39 °F 34 °F 26 °F
Degree Days  
Heating Degree Days (base 65) 29 20 12 141
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 2 0 0 2
Dew Point  
Dew Point 41 °F 33 °F 23 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 21 mph 4 mph 0 mph
Gust Wind 26 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.16 in 30.01 in 29.82 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Oct. 29, 2012 Rise Set
Actual Time 8:29 AM CDT 6:47 PM CDT
Civil Twilight 7:59 AM CDT 7:17 PM CDT
Nautical Twilight 7:24 AM CDT 7:52 PM CDT
Astronomical Twilight 6:51 AM CDT 8:25 PM CDT
Moon 6:39 PM CDT (10/29) 8:23 AM CDT (10/29)
Length of Visible Light 11h 18m
Length of Day
10h 18m
Full, 100% of the Moon is Illuminated
Oct 29
Full
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  
28 48 37 26 34 28 23 86 67 46 30.08 29.98 29.91 10 10 4 10 3 - 0.00  
29 62 50 39 41 34 32 75 57 32 30.00 29.98 29.95 10 10 6 9 3 - 0.00  
30 60 50 39 37 35 32 87 59 36 30.10 30.05 30.00 10 10 2 13 5 22 0.00  
31 66 52 39 36 33 28 81 49 28 30.11 30.05 30.01 10 10 6 16 4 24 0.00  
2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Nov high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 44 36 28 39 34 28 100 93 75 30.06 29.91 29.82 10 6 0 8 2 - 0.00 Fog
2 55 45 35 41 35 32 100 74 44 30.14 30.01 29.84 10 8 0 21 9 26 0.00 Fog , Rain
3 53 42 32 36 31 27 87 69 44 30.16 30.12 30.09 10 10 10 10 5 - 0.00