Spearfish, SD

2:05 AM MST on February 14, 2016 (GMT -0700)
Black Hills-Ice

Weather History for KSPF - September, 2014

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Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 71 °F 35 °F
Mean Temperature 80 °F 59 °F 34 °F
Min Temperature 66 °F 46 °F 26 °F
Degree Days  
Heating Degree Days (base 65) 32 8 0 251
Cooling Degree Days (base 65) 14 2 0 62
Growing Degree Days (base 50) 30 10 0 312
Dew Point  
Dew Point 61 °F 43 °F 25 °F
Precipitation  
Precipitation 3.11 in 0.12 in 0.00 in 3.72 in
Snowdepth - - - -
Wind  
Wind 28 mph 7 mph 0 mph
Gust Wind 41 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.54 in 30.07 in 29.61 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 10, 2014 Rise Set
Actual Time 7:28 AM CDT 8:14 PM CDT
Civil Twilight 6:58 AM CDT 8:44 PM CDT
Nautical Twilight 6:23 AM CDT 9:19 PM CDT
Astronomical Twilight 5:47 AM CDT 9:55 PM CDT
Moon 9:08 PM CDT (9/10) 9:24 AM CDT (9/10)
Length of Visible Light 13h 45m
Length of Day
12h 46m
Waning Gibbous, 96% of the Moon is Illuminated
Sep 10
Waning Gibbous
Sep 15
Last Quarter
Sep 24
New
Oct 1
First Quarter
Oct 8
Full

Daily Weather History & Observations

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 64 56 48 52 44 39 94 67 45 30.03 29.97 29.92 10 10 5 18 6 29 0.07 Rain
2 78 63 48 48 41 37 71 46 24 30.02 29.92 29.79 10 10 10 20 6 28 0.00  
3 89 68 48 50 40 32 71 40 13 29.90 29.71 29.61 10 10 8 28 6 38 0.07 Rain
4 60 52 44 46 39 36 76 55 47 30.27 30.09 29.90 10 10 10 26 15 41 0.00  
5 66 52 39 45 39 34 82 63 40 30.33 30.29 30.26 10 10 10 13 4 - 0.00  
6 75 60 46 45 40 36 76 51 24 30.30 30.25 30.13 10 10 10 12 4 20 0.00  
7 84 66 48 52 43 36 77 47 18 30.13 29.98 29.87 10 10 10 16 4 36 0.00  
8 86 72 59 41 36 32 42 29 15 29.89 29.85 29.81 10 10 8 16 8 25 0.00  
9 75 58 41 54 45 37 100 81 27 30.10 29.92 29.80 10 5 0 20 8 30 0.03 Fog , Rain
10 41 38 35 41 37 36 100 100 100 30.30 30.17 30.09 10 3 0 13 8 - 0.09 Fog , Rain
11 35 34 32 34 32 32 100 99 87 30.54 30.43 30.30 9 3 0 15 7 - 3.11 Rain , Snow
12 53 40 26 36 31 25 100 78 44 30.53 30.38 30.11 10 10 1 9 3 - 0.00 Snow
13 59 46 32 37 33 28 93 65 38 30.22 30.14 30.05 10 10 10 16 6 25 0.00  
14 55 44 32 41 37 32 100 79 54 30.22 30.15 30.10 10 10 10 17 7 22 0.00  
15 66 50 35 48 42 34 100 77 52 30.29 30.21 30.10 10 10 10 13 5 17 0.00  
16 78 62 46 54 44 41 87 59 30 30.10 30.05 30.00 10 10 10 9 3 - 0.00  
17 78 63 48 54 46 36 68 54 34 30.01 29.99 29.95 10 10 10 15 4 20 0.00 Rain
18 86 68 51 61 53 46 88 61 35 29.97 29.86 29.76 10 10 10 16 5 22 0.00  
19 78 68 59 54 50 46 82 51 34 30.04 29.90 29.80 10 10 10 15 9 23 0.04 Rain
20 71 60 46 54 43 37 82 54 31 30.32 30.17 30.05 10 10 8 24 11 33 0.02 Rain
21 71 56 41 43 39 36 81 53 33 30.38 30.32 30.21 10 10 10 15 4 17 0.00  
22 75 62 48 59 48 39 77 59 38 30.20 30.04 29.95 10 10 10 16 3 18 0.00 Rain
23 78 68 57 55 50 46 94 57 34 30.06 29.99 29.95 10 10 9 14 7 22 0.01 Rain
24 84 68 53 55 48 43 94 49 28 30.16 30.11 29.96 10 10 1 12 5 16 0.00  
25 93 80 66 54 45 41 49 33 20 30.16 30.05 29.95 10 10 3 25 8 33 0.01 Rain
26 93 78 62 55 46 41 52 33 19 30.08 29.91 29.87 10 10 10 22 11 34 0.04 Rain
27 91 74 57 55 51 46 82 59 22 30.12 29.98 29.87 10 10 6 14 8 18 0.00 Rain
28 66 56 46 54 48 45 100 91 63 30.24 30.20 29.94 10 6 1 12 7 - 0.00 Rain
29 57 52 46 54 49 46 100 98 72 30.19 30.06 29.91 10 8 2 18 11 25 0.20 Rain
30 53 50 48 52 50 48 100 96 94 30.05 29.99 29.92 10 10 10 14 9 - 0.03