Weather History for Custer, SD

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 73 °F 56 °F
Mean Temperature 77 °F 59 °F 47 °F
Min Temperature 64 °F 43 °F 36 °F
Degree Days  
Heating Degree Days (base 65) 18 7 0 212
Cooling Degree Days (base 65) 12 1 0 23
Growing Degree Days (base 50) 28 9 0 259
Dew Point  
Dew Point 49 °F 30 °F 8 °F
Precipitation  
Precipitation 0.08 in 0.01 in 0.00 in 0.14 in
Snowdepth - - - -
Wind  
Wind 28 mph 6 mph 0 mph
Gust Wind 40 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.41 in 30.03 in 29.67 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 24, 2012 Rise Set
Actual Time 6:44 AM MDT 6:47 PM MDT
Civil Twilight 6:15 AM MDT 7:15 PM MDT
Nautical Twilight 5:42 AM MDT 7:49 PM MDT
Astronomical Twilight 5:08 AM MDT 8:23 PM MDT
Moon 3:43 PM MDT (9/24) 12:54 AM MDT (9/24)
Length of Visible Light 12h 59m
Length of Day
12h 02m
Waxing Gibbous, 71% of the Moon is Illuminated
Sep 24
Waxing Gibbous
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Weather History Calendar

Precipitation Actual month total 0.14 Normal Month Total: 1.57
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
89 | 64 T
Average:
74 | 47 0.07
Clear
Actual:
80 | 55 0.00
Average:
74 | 46 0.07
Clear
Actual:
81 | 48 0.00
Average:
74 | 46 0.06
Clear
Actual:
83 | 44 0.00
Average:
73 | 46 0.07
Clear
Actual:
73 | 42 0.00
Average:
73 | 45 0.07
Rain
Actual:
78 | 46 0.08
Average:
72 | 45 0.06
Partly Cloudy
Actual:
66 | 40 0.00
Average:
72 | 44 0.06
Clear
Actual:
77 | 38 0.00
Average:
72 | 44 0.06
Clear
Actual:
82 | 38 0.00
Average:
71 | 44 0.06
Scattered Clouds
Actual:
89 | 57 T
Average:
71 | 43 0.05
Rain
Actual:
73 | 50 0.03
Average:
70 | 43 0.06
Partly Cloudy
Actual:
62 | 40 T
Average:
70 | 42 0.06
Scattered Clouds
Actual:
71 | 40 0.00
Average:
69 | 42 0.05
Clear
Actual:
74 | 39 0.00
Average:
69 | 42 0.05
Clear
Actual:
82 | 48 0.00
Average:
68 | 41 0.06
Scattered Clouds
Actual:
71 | 46 T
Average:
68 | 41 0.05
Partly Cloudy
Actual:
56 | 37 T
Average:
67 | 40 0.05
Scattered Clouds
Actual:
73 | 40 0.00
Average:
67 | 40 0.05
Clear
Actual:
69 | 43 0.00
Average:
66 | 39 0.05
Scattered Clouds
Actual:
72 | 42 0.00
Average:
66 | 39 0.05
Clear
Actual:
72 | 41 0.00
Average:
65 | 39 0.05
Clear
Actual:
68 | 37 0.00
Average:
65 | 38 0.05
Clear
Actual:
67 | 36 0.00
Average:
64 | 38 0.05
Clear
Actual:
72 | 41 0.00
Average:
63 | 38 0.04
Clear
Actual:
70 | 39 0.00
Average:
63 | 37 0.04
Clear
Actual:
71 | 40 0.00
Average:
62 | 37 0.04
Scattered Clouds
Actual:
68 | 39 0.00
Average:
62 | 36 0.04
Clear
Actual:
67 | 37 0.00
Average:
61 | 36 0.03
Clear
Actual:
76 | 42 0.00
Average:
61 | 36 0.04
Rain
Actual:
71 | 51 0.03
Average:
61 | 35 0.03
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 89 77 64 45 39 31 37 28 19 29.90 29.84 29.76 10 10 10 24 8 33 T Rain
2 80 68 55 43 38 28 51 35 18 29.94 29.89 29.80 10 10 10 20 8 35 0.00  
3 81 65 48 40 26 15 59 34 9 29.94 29.92 29.88 10 10 10 23 6 31 0.00  
4 83 64 44 33 21 8 43 25 6 29.99 29.90 29.84 10 10 7 28 9 40 0.00  
5 73 58 42 33 28 23 57 37 17 30.06 29.97 29.88 10 10 6 16 5 22 0.00  
6 78 62 46 45 31 22 80 47 13 30.06 29.91 29.81 10 10 9 18 8 24 0.08 Rain
7 66 53 40 46 37 28 100 63 26 30.30 30.20 30.08 10 10 10 14 4 18 0.00  
8 77 58 38 36 29 22 70 42 13 30.29 30.21 30.14 10 10 10 15 6 20 0.00  
9 82 60 38 38 27 20 76 43 10 30.18 30.02 29.77 10 10 10 16 6 29 0.00  
10 89 73 57 49 29 18 64 36 8 29.76 29.72 29.68 10 10 10 25 6 37 T  
11 73 62 50 44 34 24 63 43 22 30.03 29.84 29.67 10 10 9 15 7 21 0.03 Rain
12 62 51 40 45 29 22 93 59 25 30.41 30.22 30.02 10 10 10 14 5 20 T  
13 71 56 40 45 37 22 100 58 16 30.41 30.36 30.28 10 7 1 14 6 21 0.00  
14 74 57 39 25 21 18 44 28 12 30.38 30.26 30.13 10 10 10 14 4 21 0.00  
15 82 65 48 28 22 16 39 24 9 30.10 30.01 29.95 10 10 10 18 6 24 0.00  
16 71 59 46 36 27 18 65 42 19 30.10 29.97 29.90 10 10 10 22 8 29 T  
17 56 47 37 38 32 28 82 60 38 30.15 30.12 30.07 10 10 10 10 3 16 T  
18 73 57 40 30 27 23 65 41 16 30.08 29.98 29.86 10 10 10 20 8 30 0.00  
19 69 56 43 27 24 23 42 31 19 30.08 29.99 29.85 10 10 10 18 7 30 0.00  
20 72 57 42 30 27 23 46 33 20 30.04 30.00 29.95 10 10 10 22 7 36 0.00  
21 72 57 41 31 30 28 53 37 20 30.12 30.02 29.98 10 10 10 18 7 29 0.00  
22 68 53 37 31 28 25 64 44 24 30.22 30.18 30.13 10 10 10 14 5 21 0.00  
23 67 52 36 30 28 25 64 44 24 30.16 30.12 30.05 10 10 10 15 6 21 0.00  
24 72 57 41 36 31 26 67 45 23 30.04 29.95 29.89 10 10 10 14 4 17 0.00  
25 70 55 39 27 24 22 54 36 18 29.99 29.93 29.90 10 10 10 16 5 21 0.00  
26 71 56 40 37 30 23 55 39 23 30.09 30.05 29.98 10 10 10 13 4 21 0.00  
27 68 54 39 45 36 30 76 51 26 30.14 30.10 30.05 10 10 10 15 4 25 0.00  
28 67 52 37 44 37 32 92 65 37 30.16 30.10 30.04 10 10 10 14 4 21 0.00  
29 76 59 42 42 37 30 89 55 20 30.03 29.97 29.91 10 10 10 15 4 22 0.00  
30 71 61 51 44 36 32 66 46 25 30.09 30.01 29.94 10 10 5 13 4 18 0.03 Rain