Weather History for Yankton, SD

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 80 °F 66 °F
Mean Temperature 78 °F 68 °F 57 °F
Min Temperature 69 °F 57 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 8 1 0 42
Cooling Degree Days (base 65) 14 5 0 139
Growing Degree Days (base 50) 28 18 7 545
Dew Point  
Dew Point 73 °F 56 °F 36 °F
Precipitation  
Precipitation 0.31 in 0.02 in 0.00 in 0.57 in
Snowdepth - - - -
Wind  
Wind 31 mph 9 mph 0 mph
Gust Wind 41 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.34 in 29.92 in 29.58 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 05, 2013 Rise Set
Actual Time 6:58 AM CDT 7:56 PM CDT
Civil Twilight 6:29 AM CDT 8:25 PM CDT
Nautical Twilight 5:55 AM CDT 8:59 PM CDT
Astronomical Twilight 5:19 AM CDT 9:35 PM CDT
Moon 7:13 AM CDT (9/5) 7:46 PM CDT (9/5)
Length of Visible Light 13h 55m
Length of Day
12h 58m
New Moon, 0% of the Moon is Illuminated
Sep 5
New Moon
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

Weather History Calendar

Precipitation Actual month total 0.57 Average Month Total: 2.09
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Thunderstorm
Actual:
78 | 60 0.31
Average:
83 | 57 0.01
Clear
Actual:
75 | 53 0.00
Average:
81 | 57 0.11
Clear
Actual:
84 | 55 0.00
Average:
83 | 56 0.08
Clear
Actual:
87 | 66 0.00
Average:
83 | 55 0.09
Thunderstorm
Actual:
86 | 68 0.08
Average:
82 | 55 0.09
Clear
Actual:
91 | 64 0.00
Average:
83 | 55 0.02
Clear
Actual:
84 | 68 0.00
Average:
85 | 55 0.10
Clear
Actual:
87 | 69 0.00
Average:
81 | 52 0.06
Clear
Actual:
91 | 66 0.00
Average:
80 | 52 0.01
Scattered Clouds
Actual:
78 | 64 0.00
Average:
79 | 52 0.07
Clear
Actual:
86 | 60 0.00
Average:
81 | 52 0.04
Clear
Actual:
78 | 55 0.00
Average:
79 | 52 0.13
Clear
Actual:
75 | 48 0.00
Average:
76 | 52 0.11
Partly Cloudy
Actual:
73 | 55 0.00
Average:
73 | 49 0.08
Partly Cloudy
Actual:
69 | 51 0.00
Average:
72 | 49 0.08
Partly Cloudy
Actual:
69 | 46 0.00
Average:
73 | 48 0.05
Overcast
Actual:
69 | 57 0.00
Average:
73 | 49 0.13
Scattered Clouds
Actual:
89 | 66 0.00
Average:
76 | 49 0.08
Thunderstorm
Actual:
78 | 53 0.08
Average:
76 | 50 0.14
Clear
Actual:
68 | 46 0.00
Average:
73 | 48 0.05
Clear
Actual:
78 | 39 0.00
Average:
71 | 45 0.05
Clear
Actual:
84 | 57 0.00
Average:
71 | 45 0.08
Scattered Clouds
Actual:
78 | 57 0.00
Average:
68 | 41 0.05
Partly Cloudy
Actual:
73 | 57 0.09
Average:
70 | 42 0.03
Scattered Clouds
Actual:
78 | 51 0.01
Average:
72 | 44 0.05
Clear
Actual:
87 | 62 0.00
Average:
73 | 44 0.08
Thunderstorm
Actual:
80 | 57 0.00
Average:
75 | 43 0.01
Partly Cloudy
Actual:
66 | 50 0.00
Average:
72 | 44 0.02
Clear
Actual:
82 | 50 0.00
Average:
71 | 45 0.13
Clear
Actual:
84 | 57 0.00
Average:
72 | 44 0.06
 

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

2013 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 78 69 60 66 59 55 94 73 47 30.05 29.97 29.88 10 10 8 31 12 39 0.31 Thunderstorm
2 75 64 53 57 55 52 100 72 47 30.12 30.07 30.02 10 9 3 8 3 - 0.00  
3 84 70 55 68 61 54 94 74 54 30.06 30.01 29.97 10 10 10 16 6 21 0.00  
4 87 76 66 70 65 63 94 74 48 30.10 30.06 30.00 10 10 8 13 6 - 0.00  
5 86 77 68 70 64 61 88 73 48 30.15 30.10 30.04 10 10 9 23 10 29 0.08 Thunderstorm
6 91 78 64 72 67 61 94 71 49 30.05 29.94 29.84 10 10 10 16 9 21 0.00  
7 84 76 68 73 70 66 94 83 66 29.98 29.91 29.83 10 8 2 14 6 - 0.00  
8 87 78 69 73 71 68 100 84 58 29.96 29.87 29.77 10 7 2 16 7 20 0.00  
9 91 78 66 70 66 64 100 69 41 29.86 29.74 29.70 10 8 2 15 8 20 0.00  
10 78 71 64 66 64 61 94 81 54 30.05 29.97 29.87 10 10 8 10 4 - 0.00  
11 86 73 60 64 60 54 100 69 33 30.14 30.10 30.05 10 10 6 8 3 - 0.00  
12 78 66 55 59 49 43 82 55 29 30.28 30.22 30.14 10 9 0 13 6 18 0.00  
13 75 62 48 52 49 46 94 65 38 30.24 30.16 30.05 10 10 4 12 5 16 0.00  
14 73 64 55 57 52 48 88 65 50 30.05 29.92 29.81 10 10 10 22 10 29 0.00  
15 69 60 51 61 54 48 94 75 64 30.29 30.09 29.81 10 10 10 22 12 26 0.00  
16 69 58 46 54 51 46 100 78 49 30.34 30.26 30.15 10 9 0 16 6 20 0.00  
17 69 63 57 64 58 52 94 85 72 30.15 29.97 29.80 10 9 6 17 12 22 0.00  
18 89 78 66 70 67 64 94 75 49 29.80 29.68 29.61 10 8 3 20 11 26 0.00  
19 78 66 53 66 56 45 88 70 41 30.03 29.82 29.61 10 10 5 31 14 41 0.08 Thunderstorm
20 68 57 46 45 42 37 87 62 33 30.08 30.02 29.98 10 10 3 22 12 32 0.00  
21 78 58 39 52 45 37 93 64 34 30.01 29.91 29.79 10 10 2 18 5 24 0.00  
22 84 70 57 52 50 48 82 51 29 29.80 29.74 29.68 10 10 5 31 14 40 0.00  
23 78 68 57 52 49 46 72 53 34 29.80 29.73 29.67 10 10 10 23 16 32 0.00  
24 73 65 57 59 56 54 100 81 50 29.93 29.88 29.81 10 9 2 10 6 - 0.09  
25 78 64 51 59 55 50 100 74 44 29.91 29.81 29.68 10 7 0 24 8 30 0.01  
26 87 74 62 59 57 55 83 59 35 29.73 29.69 29.64 10 10 5 25 16 31 0.00  
27 80 68 57 63 58 52 88 64 45 29.79 29.72 29.68 10 10 8 23 13 29 0.00 Thunderstorm
28 66 58 50 54 44 36 94 66 32 29.98 29.88 29.71 10 10 7 26 15 31 0.00  
29 82 66 50 48 42 37 66 45 24 29.98 29.85 29.74 10 10 10 22 11 31 0.00  
30 84 70 57 52 46 41 67 42 25 29.73 29.65 29.58 10 10 10 23 15 31 0.00