Weather History for Custer, SD

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 54 °F 35 °F 13 °F
Mean Temperature 42 °F 25 °F 6 °F
Min Temperature 33 °F 14 °F -4 °F
Degree Days  
Heating Degree Days (base 65) 59 40 23 1254
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 35 °F 11 °F -8 °F
Precipitation  
Precipitation 0.16 in 0.02 in 0.00 in 0.42 in
Snowdepth - - - -
Wind  
Wind 33 mph 6 mph 0 mph
Gust Wind 52 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.39 in 29.89 in 29.37 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 10, 2012 Rise Set
Actual Time 7:17 AM MST 4:17 PM MST
Civil Twilight 6:45 AM MST 4:50 PM MST
Nautical Twilight 6:08 AM MST 5:26 PM MST
Astronomical Twilight 5:33 AM MST 6:01 PM MST
Moon 4:00 AM MST (12/10) 2:11 PM MST (12/10)
Length of Visible Light 10h 04m
Length of Day
8h 59m
Waning Crescent, 10% of the Moon is Illuminated
Dec 10
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.42 Normal Month Total: 0.38
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
50 | 33 0.00
Average:
35 | 15 0.01
Clear
Actual:
54 | 30 0.00
Average:
35 | 15 0.01
Rain
Actual:
49 | 25 T
Average:
35 | 15 0.01
Clear
Actual:
41 | 24 0.00
Average:
35 | 14 0.01
Rain
Actual:
50 | 30 0.02
Average:
34 | 14 0.02
Snow
Actual:
39 | 25 0.09
Average:
34 | 14 0.01
Snow
Actual:
31 | 15 0.01
Average:
34 | 14 0.01
Partly Cloudy
Actual:
32 | 9 T
Average:
34 | 14 0.01
Snow
Actual:
18 | 6 0.01
Average:
34 | 13 0.01
Snow
Actual:
27 | 5 0.03
Average:
33 | 13 0.01
Snow
Actual:
30 | 13 0.01
Average:
33 | 13 0.02
Scattered Clouds
Actual:
41 | 24 0.00
Average:
33 | 13 0.01
Clear
Actual:
43 | 23 0.00
Average:
33 | 13 0.01
Clear
Actual:
47 | 30 0.00
Average:
33 | 13 0.01
Partly Cloudy
Actual:
36 | 18 0.00
Average:
33 | 13 0.01
Partly Cloudy
Actual:
34 | 19 0.00
Average:
33 | 13 0.02
Snow
Actual:
39 | 9 T
Average:
33 | 13 0.01
Snow
Actual:
29 | 15 T
Average:
33 | 13 0.01
Partly Cloudy
Actual:
23 | 5 0.00
Average:
33 | 13 0.01
Clear
Actual:
36 | 3 0.00
Average:
33 | 12 0.02
Clear
Actual:
45 | 24 0.00
Average:
33 | 12 0.01
Clear
Actual:
47 | 18 0.00
Average:
33 | 13 0.01
Scattered Clouds
Actual:
37 | 17 0.00
Average:
33 | 13 0.02
Snow
Actual:
25 | 7 0.16
Average:
34 | 13 0.01
Snow
Actual:
13 | -2 0.01
Average:
34 | 13 0.01
Snow
Actual:
23 | 0 0.05
Average:
34 | 13 0.02
Snow
Actual:
13 | -1 0.03
Average:
34 | 13 0.01
Partly Cloudy
Actual:
26 | -4 T
Average:
34 | 13 0.01
Clear
Actual:
32 | 12 0.00
Average:
34 | 13 0.01
Clear
Actual:
33 | 5 0.00
Average:
34 | 13 0.02
Partly Cloudy
Actual:
28 | 1 0.00
Average:
34 | 13 0.01
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 50 42 33 33 29 24 76 61 46 29.90 29.80 29.71 10 10 10 22 8 31 0.00  
2 54 42 30 27 23 18 72 48 24 29.89 29.64 29.39 10 10 10 30 12 52 0.00  
3 49 37 25 32 17 10 70 50 30 30.17 29.89 29.48 10 10 10 33 10 49 T Rain
4 41 33 24 22 14 11 60 44 28 30.32 30.18 30.07 10 10 10 15 6 24 0.00  
5 50 40 30 35 30 23 79 63 46 30.04 29.83 29.71 10 10 10 24 9 32 0.02 Rain
6 39 32 25 30 23 16 92 71 49 30.03 29.94 29.80 10 7 1 14 3 21 0.09 Snow
7 31 23 15 19 16 12 91 72 53 29.99 29.87 29.71 10 9 2 16 5 23 0.01 Snow
8 32 21 9 17 12 -1 84 64 43 29.95 29.75 29.63 10 10 8 18 7 25 T  
9 18 12 6 2 -1 -5 76 58 39 30.33 30.14 29.80 10 9 1 16 8 24 0.01 Snow
10 27 16 5 16 11 -4 88 65 42 29.99 29.84 29.69 10 6 0 22 9 31 0.03 Fog , Snow
11 30 22 13 19 13 9 88 69 50 29.96 29.82 29.65 10 9 2 17 8 30 0.01 Snow
12 41 33 24 20 18 16 74 56 38 29.83 29.72 29.64 10 10 10 21 10 32 0.00  
13 43 33 23 18 16 14 68 51 33 29.99 29.89 29.80 10 10 10 18 7 28 0.00  
14 47 39 30 19 15 12 58 42 25 29.78 29.64 29.52 10 10 10 13 5 18 0.00  
15 36 27 18 17 14 9 77 60 42 29.79 29.69 29.54 10 10 10 10 3 15 0.00  
16 34 27 19 17 12 6 91 67 43 29.78 29.68 29.58 10 10 10 18 7 30 0.00  
17 39 24 9 25 16 7 83 65 47 29.73 29.54 29.37 10 9 2 15 6 21 T Snow
18 29 22 15 23 11 -2 78 56 34 29.84 29.67 29.43 10 10 9 20 7 29 T Snow
19 23 14 5 4 0 -4 67 53 39 30.19 30.01 29.84 10 10 10 15 5 21 0.00  
20 36 20 3 3 0 -8 69 46 23 30.23 30.18 30.13 10 10 10 20 8 29 0.00  
21 45 35 24 3 -1 -3 36 25 14 30.16 30.06 29.93 10 10 10 21 10 32 0.00  
22 47 33 18 7 2 -2 46 31 15 30.06 29.96 29.83 10 10 10 14 4 23 0.00  
23 37 27 17 18 9 2 63 44 25 29.96 29.87 29.76 10 10 10 22 8 32 0.00  
24 25 16 7 21 12 3 92 80 67 30.21 29.92 29.79 10 3 1 10 3 14 0.16 Snow
25 13 6 -2 7 1 -3 95 83 70 30.39 30.21 30.01 10 7 1 10 4 15 0.01 Snow
26 23 12 0 12 7 -4 87 75 62 30.14 29.88 29.59 10 7 1 7 3 10 0.05 Snow
27 13 6 -1 10 4 -4 95 84 73 30.06 29.77 29.57 10 5 1 8 3 15 0.03 Snow
28 26 11 -4 13 6 -8 91 69 46 30.14 30.07 30.02 10 10 10 17 5 24 T  
29 32 22 12 10 8 3 80 58 36 30.18 30.09 29.96 10 10 10 15 5 21 0.00  
30 33 19 5 10 4 -1 83 55 26 30.15 30.01 29.89 10 10 9 21 6 33 0.00  
31 28 15 1 16 6 -2 92 69 46 30.19 30.07 29.95 10 8 1 13 3 18 0.00