Spearfish, SD

8:50 PM MDT on October 17, 2017 (GMT -0600)
Black Hills-Ice

Weather History for KSPF - February, 2015

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Month of February, 2015

  Max Avg Min Sum
Temperature  
Max Temperature 68 °F 39 °F 8 °F
Mean Temperature 57 °F 28 °F 0 °F
Min Temperature 46 °F 17 °F -11 °F
Degree Days  
Heating Degree Days (base 65) 66 37 8 1034
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 7 0 0 13
Dew Point  
Dew Point 39 °F 17 °F -17 °F
Precipitation  
Precipitation 15.57 in 0.96 in 0.00 in 26.95 in
Snowdepth - - - -
Wind  
Wind 28 mph 10 mph 0 mph
Gust Wind 41 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.48 in 30.05 in 29.59 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Feb. 20, 2015 Rise Set
Actual Time 7:47 AM CST 6:30 PM CST
Civil Twilight 7:18 AM CST 7:00 PM CST
Nautical Twilight 6:44 AM CST 7:34 PM CST
Astronomical Twilight 6:10 AM CST 8:07 PM CST
Moon 8:36 AM CST (2/20) 9:05 PM CST (2/20)
Length of Visible Light 11h 42m
Length of Day
10h 43m
Waxing Crescent, 5% of the Moon is Illuminated
Feb 20
Waxing Crescent
Feb 25
First Quarter
Mar 5
Full
Mar 13
Last Quarter
Mar 20
New

Daily Weather History & Observations

2015 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 14 7 0 7 2 -2 92 83 67 30.32 30.18 29.91 10 10 3 13 7 18 0.43 Snow
2 37 24 10 28 20 5 93 72 56 29.97 29.87 29.76 10 10 8 22 10 31 0.01 Snow
3 41 28 14 32 25 12 100 80 61 30.12 29.87 29.70 10 8 1 25 9 32 2.36 Snow
4 33 16 0 19 6 -2 92 76 55 30.29 30.17 29.98 10 9 2 15 7 22 0.48 Snow
5 51 42 32 32 25 18 75 56 35 29.98 29.91 29.81 10 10 10 15 6 23 0.00  
6 68 57 46 27 24 21 43 28 19 29.87 29.77 29.63 10 10 10 28 14 41 0.00  
7 66 56 46 39 27 21 71 35 19 29.79 29.67 29.59 10 10 5 23 11 36 0.07 Rain
8 57 47 37 32 28 27 70 44 31 30.12 29.97 29.79 10 10 10 24 14 33 0.00  
9 57 42 28 36 29 25 100 66 38 30.12 29.92 29.72 10 10 0 14 5 20 0.04 Fog , Rain
10 48 37 26 39 31 23 93 73 54 30.31 30.01 29.80 10 10 7 25 15 33 0.01 Rain
11 32 24 17 27 22 16 93 86 75 30.44 30.36 30.31 10 10 10 14 8 - 0.00  
12 55 36 17 27 22 16 100 67 31 30.36 30.15 30.05 10 9 3 23 9 32 0.00  
13 57 46 35 32 29 25 75 53 38 30.20 30.15 30.12 10 10 10 22 10 30 0.00  
14 39 29 19 30 23 18 100 91 70 30.16 30.10 30.00 10 7 0 15 7 20 0.00 Fog
15 39 34 28 28 25 23 100 73 52 30.18 30.13 30.08 10 10 10 17 11 24 0.00  
16 32 28 24 28 23 18 100 79 64 30.17 30.12 30.05 10 9 0 24 13 31 1.91 Rain , Snow
17 26 18 10 19 7 -2 93 70 49 30.13 30.09 30.05 10 8 0 28 16 36 2.94 Snow
18 26 19 12 16 3 -8 80 49 33 30.18 30.11 30.02 10 10 10 16 11 23 0.00  
19 48 34 19 27 21 14 86 60 34 30.02 29.90 29.84 10 10 10 26 7 33 0.00  
20 41 36 32 30 26 23 87 68 56 29.91 29.84 29.80 10 10 2 20 11 30 0.25 Rain , Snow
21 32 20 8 27 12 1 93 77 58 30.37 30.14 29.92 10 7 1 21 15 29 1.68 Rain , Snow
22 14 7 0 1 -3 -8 79 66 49 30.48 30.44 30.37 10 10 5 16 11 22 0.01 Snow
23 41 20 0 18 -1 -8 72 40 15 30.45 30.18 29.98 10 10 10 26 7 34 0.00  
24 50 41 32 30 25 18 60 51 40 30.05 29.90 29.70 10 10 10 22 18 32 0.00  
25 42 24 5 32 18 1 100 84 49 30.31 30.02 29.71 10 4 0 26 17 36 15.57 Rain , Snow
26 8 0 -9 1 -6 -17 92 76 48 30.37 30.33 30.26 10 8 1 13 7 - 1.18 Snow
27 19 4 -11 9 -3 -17 79 70 53 30.25 30.04 29.93 10 10 10 12 4 - 0.00  
28 17 11 5 9 6 0 85 70 57 30.15 30.06 29.95 10 10 9 18 7 24 0.01 Snow