Weather History for Sioux Falls, SD

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 96 °F 79 °F 60 °F
Mean Temperature 82 °F 63 °F 46 °F
Min Temperature 67 °F 47 °F 27 °F
Degree Days  
Heating Degree Days (base 65) 19 5 0 145
Cooling Degree Days (base 65) 17 3 0 84
Growing Degree Days (base 50) 31 13 0 394
Dew Point  
Dew Point 66 °F 42 °F 17 °F
Precipitation  
Precipitation 0.84 in 0.04 in 0.00 in 1.14 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 35 mph 7 mph 0 mph
Gust Wind 43 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.39 in 30.02 in 29.66 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 01, 2012 Rise Set
Actual Time 6:51 AM CDT 8:01 PM CDT
Civil Twilight 6:21 AM CDT 8:30 PM CDT
Nautical Twilight 5:46 AM CDT 9:06 PM CDT
Astronomical Twilight 5:09 AM CDT 9:43 PM CDT
Moon 8:13 PM CDT (9/1) 8:04 AM CDT (9/1)
Length of Visible Light 14h 09m
Length of Day
13h 10m
Full, 99% of the Moon is Illuminated
Sep 1
Full
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Weather History Calendar

Precipitation Actual month total 1.14 Normal Month Total: 2.77
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
91 | 62 0.00
Average:
79 | 56 0.10
Clear
Actual:
96 | 66 0.00
Average:
78 | 55 0.10
Thunderstorm
Actual:
92 | 60 0.84
Average:
78 | 55 0.09
Thunderstorm
Actual:
91 | 61 T
Average:
78 | 55 0.10
Clear
Actual:
78 | 52 0.00
Average:
77 | 54 0.10
Scattered Clouds
Actual:
86 | 48 0.00
Average:
77 | 54 0.10
Scattered Clouds
Actual:
72 | 49 0.00
Average:
77 | 53 0.09
Clear
Actual:
85 | 45 0.00
Average:
76 | 53 0.10
Clear
Actual:
76 | 43 0.00
Average:
76 | 53 0.09
Clear
Actual:
89 | 57 0.00
Average:
76 | 52 0.10
Clear
Actual:
96 | 67 0.00
Average:
75 | 52 0.10
Thunderstorm
Actual:
67 | 51 0.29
Average:
75 | 51 0.10
Fog
Actual:
77 | 43 0.00
Average:
74 | 51 0.09
Clear
Actual:
81 | 44 0.00
Average:
74 | 50 0.09
Clear
Actual:
85 | 48 0.00
Average:
74 | 50 0.09
Scattered Clouds
Actual:
83 | 57 T
Average:
73 | 49 0.09
Rain
Actual:
66 | 42 0.01
Average:
73 | 49 0.09
Scattered Clouds
Actual:
68 | 34 0.00
Average:
72 | 48 0.08
Clear
Actual:
75 | 50 0.00
Average:
72 | 48 0.09
Scattered Clouds
Actual:
68 | 45 0.00
Average:
72 | 47 0.09
Scattered Clouds
Actual:
71 | 45 0.00
Average:
71 | 47 0.10
Clear
Actual:
60 | 32 0.00
Average:
71 | 46 0.09
Clear
Actual:
66 | 27 0.00
Average:
70 | 46 0.09
Clear
Actual:
81 | 47 0.00
Average:
70 | 45 0.10
Clear
Actual:
79 | 40 0.00
Average:
69 | 45 0.09
Clear
Actual:
73 | 33 0.00
Average:
69 | 44 0.09
Clear
Actual:
75 | 32 0.00
Average:
68 | 44 0.08
Clear
Actual:
78 | 37 0.00
Average:
68 | 43 0.09
Clear
Actual:
82 | 39 0.00
Average:
67 | 43 0.08
Clear
Actual:
81 | 40 0.00
Average:
67 | 42 0.08
 

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 91 77 62 65 58 49 67 54 41 30.07 30.00 29.93 10 10 10 17 9 22 0.00  
2 96 81 66 65 61 57 73 55 36 29.96 29.87 29.77 10 10 10 21 11 26 0.00  
3 92 76 60 63 59 49 84 54 23 30.05 29.89 29.81 10 9 0 31 8 38 0.84 Fog , Rain , Thunderstorm
4 91 76 61 66 58 52 90 57 24 29.87 29.80 29.66 10 10 10 35 8 43 T Thunderstorm
5 78 65 52 55 50 42 83 56 23 29.97 29.89 29.74 10 10 10 21 7 28 0.00  
6 86 67 48 51 47 43 97 56 17 30.00 29.90 29.79 10 10 10 21 7 26 0.00  
7 72 61 49 53 47 41 77 56 35 30.14 30.03 29.84 10 10 10 22 12 28 0.00  
8 85 65 45 46 41 34 89 55 20 30.14 30.07 29.93 10 10 10 31 10 40 0.00  
9 76 60 43 48 43 40 92 60 27 30.26 30.17 30.06 10 10 10 14 5 20 0.00  
10 89 73 57 47 45 44 62 42 22 30.05 29.88 29.74 10 10 10 31 18 43 0.00  
11 96 82 67 52 47 45 47 33 13 29.90 29.74 29.69 10 10 10 24 14 33 0.00  
12 67 59 51 53 47 37 94 69 23 30.30 30.17 29.94 10 10 5 20 5 29 0.29 Rain , Thunderstorm
13 77 60 43 53 44 35 100 62 16 30.38 30.32 30.27 10 9 6 15 5 21 0.00 Fog
14 81 63 44 46 43 37 93 51 15 30.30 30.25 30.19 10 10 10 14 2 16 0.00  
15 85 67 48 47 41 37 86 42 12 30.18 30.08 29.98 10 10 10 23 13 32 0.00  
16 83 70 57 54 50 40 80 57 33 29.99 29.93 29.86 10 10 10 23 9 31 T  
17 66 54 42 48 42 35 93 64 34 30.10 30.05 29.99 10 10 10 25 9 31 0.01 Rain
18 68 51 34 38 34 32 93 57 18 30.12 30.02 29.83 10 10 10 18 6 25 0.00  
19 75 63 50 45 35 24 77 39 10 29.98 29.83 29.73 10 10 10 32 13 41 0.00  
20 68 57 45 39 29 25 55 37 19 30.04 29.98 29.89 10 10 10 17 7 25 0.00  
21 71 58 45 39 34 33 59 43 26 30.03 29.88 29.81 10 10 10 26 10 32 0.00  
22 60 46 32 34 28 22 75 50 25 30.33 30.25 30.06 10 10 10 20 8 24 0.00  
23 66 47 27 29 26 24 92 50 17 30.39 30.31 30.18 10 10 10 10 3 17 0.00  
24 81 64 47 43 35 28 74 40 16 30.16 29.96 29.81 10 10 10 16 6 24 0.00  
25 79 60 40 42 37 33 83 51 19 29.98 29.89 29.83 10 10 10 12 5 16 0.00  
26 73 53 33 35 30 17 82 48 13 30.21 30.11 29.99 10 10 10 15 5 22 0.00  
27 75 54 32 36 30 26 89 53 17 30.27 30.21 30.15 10 10 10 9 2 14 0.00  
28 78 58 37 39 32 25 85 50 14 30.24 30.17 30.12 10 10 10 13 3 16 0.00  
29 82 61 39 41 37 34 82 50 17 30.18 30.10 30.02 10 10 10 12 2 14 0.00  
30 81 61 40 44 39 35 89 52 16 30.03 29.97 29.91 10 10 10 12 2 16 0.00