Weather History for Pine Ridge, SD

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 56 °F 40 °F 21 °F
Mean Temperature 40 °F 26 °F 7 °F
Min Temperature 27 °F 11 °F -9 °F
Degree Days  
Heating Degree Days (base 65) 58 39 25 1222
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 40 °F 16 °F -14 °F
Precipitation  
Precipitation 0.07 in 0.01 in 0.00 in 0.19 in
Snowdepth - - - -
Wind  
Wind 30 mph 6 mph 0 mph
Gust Wind 40 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.70 in 30.17 in 29.47 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 10, 2011 Rise Set
Actual Time 7:10 AM MST 4:15 PM MST
Civil Twilight 6:38 AM MST 4:47 PM MST
Nautical Twilight 6:02 AM MST 5:23 PM MST
Astronomical Twilight 5:27 AM MST 5:57 PM MST
Moon 4:30 PM MST (12/10) 7:12 AM MST (12/10)
Length of Visible Light 10h 09m
Length of Day
9h 04m
Full, 100% of the Moon is Illuminated
Dec 10
Full
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter
Jan 9
Full

Weather History Calendar

Precipitation Actual month total 0.19 Normal Month Total: 0.35
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
31 | 13 T
Average:
39 | 13 0.01
Scattered Clouds
Actual:
42 | 17 0.00
Average:
39 | 13 0.01
Partly Cloudy
Actual:
31 | 4 0.00
Average:
38 | 12 0.01
Snow
Actual:
30 | 5 T
Average:
38 | 12 0.01
Clear
Actual:
21 | -7 0.00
Average:
38 | 12 0.01
Clear
Actual:
36 | -9 0.00
Average:
37 | 11 0.01
Scattered Clouds
Actual:
44 | 12 0.00
Average:
37 | 11 0.01
Snow
Actual:
25 | 13 T
Average:
37 | 11 0.01
Partly Cloudy
Actual:
33 | 11 0.03
Average:
37 | 11 0.01
Clear
Actual:
48 | 22 0.00
Average:
36 | 10 0.01
Clear
Actual:
49 | 9 0.00
Average:
36 | 10 0.01
Fog
Actual:
25 | 6 0.00
Average:
36 | 10 0.02
Partly Cloudy
Actual:
30 | 18 0.00
Average:
36 | 10 0.01
Scattered Clouds
Actual:
43 | 11 0.00
Average:
36 | 10 0.01
Clear
Actual:
41 | 5 0.00
Average:
36 | 9 0.02
Clear
Actual:
43 | 17 0.00
Average:
35 | 9 0.01
Clear
Actual:
51 | 17 0.00
Average:
35 | 9 0.01
Clear
Actual:
56 | 19 0.00
Average:
35 | 9 0.01
Partly Cloudy
Actual:
35 | 4 0.00
Average:
35 | 9 0.01
Clear
Actual:
47 | 2 0.00
Average:
35 | 9 0.01
Snow
Actual:
34 | 14 0.03
Average:
35 | 9 0.02
Scattered Clouds
Actual:
26 | 2 0.00
Average:
35 | 9 0.01
Clear
Actual:
36 | 3 0.00
Average:
35 | 9 0.01
Clear
Actual:
37 | 11 0.00
Average:
35 | 9 0.01
Clear
Actual:
47 | 8 0.00
Average:
35 | 9 0.01
Clear
Actual:
49 | 16 0.00
Average:
36 | 9 0.01
Scattered Clouds
Actual:
46 | 4 0.00
Average:
36 | 9 0.01
Scattered Clouds
Actual:
51 | 23 0.00
Average:
36 | 9 0.02
Rain
Actual:
52 | 27 0.07
Average:
36 | 9 0.01
Clear
Actual:
50 | 15 0.00
Average:
36 | 9 0.01
Snow
Actual:
51 | 21 0.06
Average:
36 | 9 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

2011 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 31 22 13 27 18 11 88 72 55 30.70 30.48 30.20 10 8 2 24 9 30 T Snow
2 42 30 17 25 17 12 84 59 33 30.32 30.06 29.88 10 10 10 21 12 26 0.00  
3 31 18 4 19 14 3 88 71 53 30.24 30.17 30.03 10 10 10 15 5 21 0.00  
4 30 18 5 19 10 2 88 69 50 30.59 30.28 30.04 10 8 1 29 12 38 T Snow
5 21 7 -7 3 -3 -11 87 66 45 30.70 30.59 30.45 10 10 10 15 2 21 0.00  
6 36 14 -9 14 2 -14 83 55 26 30.42 30.21 30.08 10 10 10 21 8 26 0.00  
7 44 28 12 19 14 10 88 61 33 30.25 30.20 30.12 10 10 7 16 5 21 0.00  
8 25 19 13 21 16 12 88 78 68 30.39 30.24 30.13 10 6 1 15 5 18 T Snow
9 33 22 11 19 14 8 92 70 47 30.45 30.36 30.24 10 10 10 13 4 16 0.03  
10 48 35 22 22 19 14 68 51 34 30.38 30.24 30.04 10 10 10 14 8 17 0.00  
11 49 29 9 20 15 7 92 61 29 30.06 29.98 29.86 10 10 10 14 4 21 0.00  
12 25 16 6 23 17 3 100 90 80 30.31 30.20 30.06 10 5 0 8 3 10 0.00 Fog
13 30 24 18 25 21 16 92 85 78 30.24 30.06 29.88 10 9 7 18 7 23 0.00  
14 43 27 11 27 19 8 92 68 43 30.16 29.93 29.78 10 10 7 23 6 32 0.00  
15 41 23 5 20 13 2 88 61 34 30.33 30.28 30.19 10 10 10 15 2 20 0.00  
16 43 30 17 23 18 13 84 62 39 30.43 30.35 30.24 10 10 7 16 5 21 0.00  
17 51 34 17 20 17 13 77 53 28 30.43 30.32 30.16 10 10 10 14 6 17 0.00  
18 56 38 19 24 20 15 77 52 26 30.13 29.97 29.84 10 10 10 21 7 24 0.00  
19 35 20 4 28 17 2 88 65 41 30.38 30.27 30.04 10 10 8 21 7 26 0.00  
20 47 25 2 20 13 3 84 58 31 30.25 29.95 29.78 10 10 8 16 6 23 0.00  
21 34 24 14 32 28 13 100 85 69 30.28 29.94 29.73 10 4 1 23 7 30 0.03 Snow
22 26 14 2 25 12 1 88 81 73 30.55 30.42 30.19 10 10 10 20 5 24 0.00  
23 36 20 3 22 14 -2 80 66 52 30.40 30.35 30.28 10 10 10 15 8 18 0.00  
24 37 24 11 22 14 6 84 66 47 30.53 30.45 30.39 10 10 10 16 5 20 0.00  
25 47 28 8 25 18 4 84 63 41 30.59 30.37 29.95 10 10 10 26 9 36 0.00  
26 49 33 16 23 17 10 77 49 21 30.25 30.04 29.86 10 10 10 21 7 29 0.00  
27 46 25 4 23 14 0 87 60 33 30.23 30.11 29.95 10 10 10 14 4 18 0.00  
28 51 37 23 27 23 18 75 56 36 30.03 29.92 29.83 10 10 10 22 8 29 0.00  
29 52 40 27 40 30 23 92 70 48 29.84 29.72 29.54 10 10 10 22 7 31 0.07 Rain
30 50 33 15 29 21 13 80 55 29 29.98 29.79 29.52 10 10 10 14 5 21 0.00  
31 51 36 21 34 27 18 92 66 39 30.39 29.88 29.47 10 8 1 30 9 40 0.06 Rain , Snow