Weather History for Yankton, SD

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Month of August, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 105 °F 86 °F 64 °F
Mean Temperature 86 °F 73 °F 60 °F
Min Temperature 82 °F 61 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 6 1 0 17
Cooling Degree Days (base 65) 21 9 0 260
Growing Degree Days (base 50) 36 23 10 701
Dew Point  
Dew Point 68 °F 56 °F 37 °F
Precipitation  
Precipitation 0.19 in 0.01 in 0.00 in 0.31 in
Snowdepth - - - -
Wind  
Wind 39 mph 9 mph 0 mph
Gust Wind 54 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 29.96 in 29.63 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 08, 2012 Rise Set
Actual Time 6:28 AM CDT 8:40 PM CDT
Civil Twilight 5:57 AM CDT 9:12 PM CDT
Nautical Twilight 5:18 AM CDT 9:50 PM CDT
Astronomical Twilight 4:35 AM CDT 10:32 PM CDT
Moon 11:43 PM CDT (8/8) 1:27 PM CDT (8/8)
Length of Visible Light 15h 14m
Length of Day
14h 12m
Waning Gibbous, 60% of the Moon is Illuminated
Aug 8
Waning Gibbous
Aug 9
Last Quarter
Aug 17
New
Aug 24
First Quarter
Aug 31
Full

Weather History Calendar

Precipitation Actual month total 0.31 Average Month Total: 2.66
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Thunderstorm
Actual:
100 | 68 0.00
Average:
85 | 60 0.15
Scattered Clouds
Actual:
89 | 64 0.00
Average:
86 | 60 0.07
Thunderstorm
Actual:
98 | 68 0.19
Average:
86 | 60 0.01
Thunderstorm
Actual:
64 | 60 0.02
Average:
85 | 60 0.09
Clear
Actual:
82 | 60 0.00
Average:
84 | 60 0.09
Clear
Actual:
96 | 59 0.00
Average:
85 | 61 0.05
Clear
Actual:
95 | 66 0.00
Average:
86 | 60 0.09
Scattered Clouds
Actual:
87 | 68 0.00
Average:
88 | 61 0.19
Clear
Actual:
82 | 82 0.00
Average:
85 | 59 0.11
Clear
Actual:
78 | 60 0.00
Average:
84 | 57 0.09
Scattered Clouds
Actual:
75 | 53 0.00
Average:
82 | 56 0.05
Mostly Cloudy
Actual:
64 | 60 0.00
Average:
85 | 58 0.06
Partly Cloudy
Actual:
80 | 66 0.00
Average:
85 | 60 0.18
Clear
Actual:
82 | 53 0.00
Average:
85 | 59 0.12
Clear
Actual:
89 | 66 0.00
Average:
85 | 59 0.13
Clear
Actual:
75 | 57 0.00
Average:
85 | 60 0.18
Clear
Actual:
78 | 44 0.00
Average:
86 | 61 0.14
Thunderstorm
Actual:
66 | 53 0.10
Average:
86 | 61 0.02
Scattered Clouds
Actual:
80 | 50 0.00
Average:
83 | 60 0.08
Clear
Actual:
82 | 53 0.00
Average:
84 | 59 0.07
Clear
Actual:
87 | 50 0.00
Average:
85 | 60 0.07
Clear
Actual:
93 | 62 0.00
Average:
85 | 60 0.04
Clear
Actual:
91 | 71 0.00
Average:
85 | 60 0.12
Partly Cloudy
Actual:
86 | 69 0.00
Average:
85 | 59 0.05
Partly Cloudy
Actual:
78 | 64 0.00
Average:
84 | 60 0.07
Scattered Clouds
Actual:
87 | 60 0.00
Average:
85 | 59 0.13
Clear
Actual:
93 | 59 0.00
Average:
85 | 58 0.08
Clear
Actual:
98 | 64 0.00
Average:
82 | 57 0.02
Clear
Actual:
105 | 66 0.00
Average:
84 | 58 0.05
Clear
Actual:
104 | 66 0.00
Average:
86 | 58 0.03
Clear
Actual:
89 | 62 0.00
Average:
83 | 57 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
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 100 84 68 64 62 55 78 52 22 29.95 29.87 29.77 10 10 5 39 10 45 0.00 Thunderstorm
2 89 76 64 64 63 61 88 62 40 29.91 29.87 29.82 10 9 4 13 7 18 0.00  
3 98 83 68 68 63 57 83 57 27 29.93 29.79 29.63 10 10 5 39 9 54 0.19 Thunderstorm
4 64 62 60 57 56 55 82 79 77 30.11 29.98 29.81 10 10 5 26 13 36 0.02 Thunderstorm
5 82 71 60 55 53 48 77 48 30 30.27 30.17 30.10 10 10 10 13 8 - 0.00  
6 96 78 59 63 56 52 77 51 25 30.12 30.01 29.90 10 10 10 18 10 23 0.00  
7 95 80 66 64 61 55 83 55 26 29.99 29.96 29.94 10 10 10 17 6 21 0.00  
8 87 78 68 64 62 57 83 61 35 30.05 29.96 29.91 10 10 10 20 9 28 0.00  
9 82 - 82 55 55 55 39 39 39 30.12 30.08 30.02 10 10 7 23 10 26 0.00  
10 78 69 60 54 50 48 68 47 34 30.19 30.12 30.07 10 10 10 10 7 16 0.00  
11 75 64 53 57 52 48 82 65 44 30.10 30.03 29.93 10 10 10 14 5 18 0.00  
12 64 62 60 57 57 55 82 79 77 30.08 29.94 29.88 10 10 7 20 9 26 0.00  
13 80 73 66 55 50 39 64 41 30 30.15 30.08 30.00 10 8 0 10 7 - 0.00  
14 82 68 53 63 56 52 94 66 42 30.01 29.92 29.78 10 10 5 18 5 25 0.00  
15 89 78 66 64 62 54 83 62 40 29.94 29.75 29.68 10 10 7 33 12 45 0.00  
16 75 66 57 55 46 37 82 51 27 30.13 30.07 29.96 10 10 10 24 15 31 0.00  
17 78 61 44 46 41 37 93 51 23 30.16 30.10 30.02 10 10 10 10 5 17 0.00  
18 66 60 53 55 50 43 100 74 59 30.08 30.03 29.96 10 10 9 20 7 23 0.10 Thunderstorm
19 80 65 50 54 50 43 94 63 26 30.11 30.05 29.98 10 10 10 16 5 20 0.00  
20 82 68 53 55 52 45 100 65 26 30.04 30.00 29.95 10 10 2 12 3 18 0.00  
21 87 68 50 57 52 48 94 58 27 30.04 29.99 29.91 10 10 10 13 6 21 0.00  
22 93 78 62 57 55 48 82 45 24 29.91 29.85 29.80 10 10 10 29 12 37 0.00  
23 91 81 71 66 61 50 78 51 36 29.84 29.81 29.78 10 10 10 23 14 29 0.00  
24 86 78 69 66 65 63 88 67 48 29.87 29.83 29.78 10 10 10 23 12 29 0.00  
25 78 71 64 66 64 63 100 78 61 29.94 29.87 29.82 10 10 2 15 10 18 0.00  
26 87 74 60 66 61 52 100 73 29 30.07 30.00 29.94 10 6 0 10 3 - 0.00  
27 93 76 59 68 62 55 100 63 29 30.14 30.08 30.02 10 8 0 14 6 21 0.00  
28 98 81 64 64 61 55 94 52 29 30.07 29.95 29.82 10 10 10 23 10 34 0.00  
29 105 86 66 59 52 46 78 37 17 29.89 29.81 29.71 10 10 10 24 7 34 0.00  
30 104 86 66 61 51 45 68 32 15 29.99 29.81 29.75 10 10 8 22 14 29 0.00  
31 89 76 62 61 56 52 77 53 37 30.07 30.02 29.98 10 10 10 16 8 22 0.00