Weather History for Spearfish, SD

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Week of April 21, 2013 through April 27, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 49 °F 28 °F
Mean Temperature 58 °F 39 °F 24 °F
Min Temperature 42 °F 29 °F 14 °F
Degree Days  
Heating Degree Days (base 65) 42 26 8 183
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 1 0 10
Dew Point  
Dew Point 36 °F 23 °F 7 °F
Precipitation  
Precipitation 2.76 in 0.48 in 0.00 in 3.34 in
Snowdepth - - - -
Wind  
Wind 24 mph 9 mph 0 mph
Gust Wind 33 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.35 in 30.08 in 29.84 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Apr. 23, 2013 Rise Set
Actual Time 6:57 AM CDT 8:50 PM CDT
Civil Twilight 6:26 AM CDT 9:21 PM CDT
Nautical Twilight 5:48 AM CDT 9:59 PM CDT
Astronomical Twilight 5:06 AM CDT 10:41 PM CDT
Moon 6:43 PM CDT (4/23) 5:32 AM CDT (4/23)
Length of Visible Light 14h 55m
Length of Day
13h 52m
Waxing Gibbous, 94% of the Moon is Illuminated
Apr 23
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First Quarter

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
21 42 36 30 36 32 28 100 87 66 30.12 30.04 29.88 10 7 2 24 11 30 0.17 Rain , Snow
22 28 24 17 28 19 10 100 82 64 30.35 30.27 30.09 10 6 0 18 11 28 2.76 Snow
23 35 24 14 18 12 7 86 58 38 30.33 30.18 30.05 10 10 10 20 8 28 0.00  
24 37 34 30 27 23 16 86 64 51 30.12 30.08 30.02 10 9 0 24 16 33 0.41 Rain , Snow
25 59 44 30 30 22 18 69 42 23 30.04 29.91 29.84 10 10 10 15 5 22 0.00  
26 68 52 37 36 26 23 60 41 20 30.16 30.09 29.98 10 10 10 14 4 18 0.00  
27 73 58 42 36 28 23 53 33 18 30.11 30.00 29.87 10 10 10 20 6 31 0.00