Weather History for Yankton, SD

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Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 73 °F 51 °F
Mean Temperature 74 °F 63 °F 48 °F
Min Temperature 62 °F 52 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 16 4 0 128
Cooling Degree Days (base 65) 10 2 0 57
Growing Degree Days (base 50) 24 13 0 380
Dew Point  
Dew Point 73 °F 54 °F 34 °F
Precipitation  
Precipitation 0.98 in 0.09 in 0.00 in 2.80 in
Snowdepth - - - -
Wind  
Wind 31 mph 8 mph 0 mph
Gust Wind 39 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.49 in 30.03 in 29.58 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 09, 2014 Rise Set
Actual Time 7:02 AM CDT 7:50 PM CDT
Civil Twilight 6:34 AM CDT 8:18 PM CDT
Nautical Twilight 5:59 AM CDT 8:52 PM CDT
Astronomical Twilight 5:24 AM CDT 9:28 PM CDT
Moon 8:07 PM CDT (9/9) 7:42 AM CDT (9/9)
Length of Visible Light 13h 44m
Length of Day
12h 47m
Waxing Gibbous, 99% of the Moon is Illuminated
Sep 9
Waxing Gibbous
Sep 15
Last Quarter
Sep 24
New
Oct 1
First Quarter
Oct 8
Full

Weather History Calendar

Precipitation Actual month total 2.80 Average Month Total: 2.09
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
78 | 59 0.08
Average:
83 | 57 0.01
Clear
Actual:
78 | 53 0.00
Average:
81 | 57 0.11
Partly Cloudy
Actual:
82 | 62 0.00
Average:
83 | 56 0.08
Thunderstorm
Actual:
78 | 57 0.00
Average:
83 | 55 0.09
Scattered Clouds
Actual:
64 | 51 0.05
Average:
82 | 55 0.09
Clear
Actual:
73 | 42 0.00
Average:
83 | 55 0.02
Clear
Actual:
75 | 50 0.00
Average:
85 | 55 0.10
Thunderstorm
Actual:
80 | 57 0.98
Average:
81 | 52 0.06
Partly Cloudy
Actual:
75 | 57 0.04
Average:
80 | 52 0.01
Overcast
Actual:
62 | 50 0.27
Average:
79 | 52 0.07
Mostly Cloudy
Actual:
51 | 46 0.22
Average:
81 | 52 0.04
Partly Cloudy
Actual:
55 | 42 0.35
Average:
79 | 52 0.13
Scattered Clouds
Actual:
60 | 39 0.00
Average:
76 | 52 0.11
Scattered Clouds
Actual:
64 | 44 0.00
Average:
73 | 49 0.08
Partly Cloudy
Actual:
62 | 46 0.00
Average:
72 | 49 0.08
Scattered Clouds
Actual:
71 | 39 0.00
Average:
73 | 48 0.05
Clear
Actual:
78 | 48 0.00
Average:
73 | 49 0.13
Scattered Clouds
Actual:
75 | 55 0.00
Average:
76 | 49 0.08
Thunderstorm
Actual:
89 | 60 0.00
Average:
76 | 50 0.14
Scattered Clouds
Actual:
84 | 55 0.01
Average:
73 | 48 0.05
Scattered Clouds
Actual:
69 | 48 0.00
Average:
71 | 45 0.05
Clear
Actual:
73 | 42 0.00
Average:
71 | 45 0.08
Mostly Cloudy
Actual:
64 | 55 0.58
Average:
68 | 41 0.05
Scattered Clouds
Actual:
80 | 55 0.01
Average:
70 | 42 0.03
Clear
Actual:
82 | 55 0.00
Average:
72 | 44 0.05
Clear
Actual:
84 | 57 0.00
Average:
73 | 44 0.08
Clear
Actual:
82 | 60 0.00
Average:
75 | 43 0.01
Thunderstorm
Actual:
75 | 62 0.13
Average:
72 | 44 0.02
Scattered Clouds
Actual:
75 | 55 0.00
Average:
71 | 45 0.13
Partly Cloudy
Actual:
75 | 57 0.08
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

2014 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 68 59 63 58 52 94 73 42 29.95 29.81 29.70 10 10 8 31 9 39 0.08  
2 78 66 53 61 56 52 94 74 44 29.98 29.93 29.86 10 10 7 13 7 16 0.00  
3 82 72 62 73 67 57 94 82 66 29.86 29.72 29.61 10 10 10 23 11 31 0.00  
4 78 68 57 72 62 52 94 72 41 30.04 29.77 29.58 10 10 9 23 11 29 0.00 Thunderstorm
5 64 58 51 54 51 46 94 81 59 30.28 30.20 30.05 10 10 7 15 6 20 0.05  
6 73 58 42 54 47 43 100 67 33 30.31 30.25 30.19 10 9 0 12 3 - 0.00  
7 75 62 50 55 52 46 88 66 44 30.19 30.08 29.93 10 10 10 17 7 25 0.00  
8 80 68 57 68 60 52 94 76 61 29.96 29.82 29.74 10 10 2 21 12 28 0.98 Thunderstorm
9 75 66 57 72 64 55 100 93 78 29.77 29.72 29.65 10 5 0 16 5 22 0.04  
10 62 56 50 61 51 46 100 89 82 30.16 29.94 29.69 10 7 2 23 16 30 0.27  
11 51 48 46 46 44 39 93 82 62 30.43 30.30 30.16 10 10 2 13 9 22 0.22  
12 55 48 42 45 39 34 93 72 44 30.49 30.44 30.38 10 10 10 10 4 - 0.35  
13 60 50 39 43 39 36 87 66 45 30.38 30.25 30.14 10 10 10 24 7 32 0.00  
14 64 54 44 52 45 39 93 70 49 30.20 30.14 30.07 10 10 10 13 7 18 0.00  
15 62 55 46 46 43 39 93 68 42 30.28 30.23 30.11 10 10 4 15 9 20 0.00  
16 71 55 39 52 46 37 93 71 49 30.25 30.10 29.96 10 10 10 18 5 23 0.00  
17 78 63 48 61 53 46 100 73 44 29.98 29.93 29.90 10 9 4 8 4 - 0.00  
18 75 65 55 63 56 52 100 77 53 30.01 29.95 29.89 10 9 2 18 8 25 0.00  
19 89 74 60 72 63 55 94 70 43 29.90 29.77 29.69 10 10 5 21 14 29 0.00 Thunderstorm
20 84 70 55 64 55 46 88 61 32 30.07 29.91 29.76 10 10 10 24 8 31 0.01  
21 69 58 48 48 45 41 82 61 40 30.27 30.21 30.09 10 10 10 18 10 25 0.00  
22 73 58 42 52 47 39 100 69 41 30.29 30.22 30.12 10 9 0 16 4 20 0.00  
23 64 60 55 57 54 48 94 83 63 30.13 30.07 29.99 10 10 4 21 9 30 0.58  
24 80 68 55 64 59 54 94 79 54 30.11 30.05 30.01 10 10 10 14 8 18 0.01  
25 82 68 55 66 61 54 100 80 54 30.15 30.11 30.06 10 7 0 14 6 20 0.00  
26 84 70 57 64 60 55 100 74 48 30.09 30.04 29.97 10 8 3 16 8 22 0.00  
27 82 71 60 61 57 55 82 64 45 30.06 30.02 29.97 10 10 10 22 11 28 0.00  
28 75 68 62 66 60 55 88 74 60 30.11 30.06 30.00 10 10 8 13 8 - 0.13 Thunderstorm
29 75 65 55 63 59 55 100 83 61 30.08 30.02 29.93 10 8 1 14 7 22 0.00  
30 75 66 57 63 58 54 94 83 61 29.96 29.79 29.67 10 9 2 25 13 31 0.08