Weather History for Watertown, SD

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 78 °F 62 °F
Mean Temperature 77 °F 66 °F 53 °F
Min Temperature 67 °F 53 °F 36 °F
Degree Days  
Heating Degree Days (base 65) 12 3 0 85
Cooling Degree Days (base 65) 12 3 0 104
Growing Degree Days (base 50) 27 15 4 458
Dew Point  
Dew Point 70 °F 54 °F 35 °F
Precipitation  
Precipitation 1.07 in 0.11 in 0.00 in 3.12 in
Snowdepth - - - -
Wind  
Wind 31 mph 10 mph 0 mph
Gust Wind 43 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.36 in 29.91 in 29.49 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 27, 2013 Rise Set
Actual Time 7:22 AM CDT 7:16 PM CDT
Civil Twilight 6:52 AM CDT 7:45 PM CDT
Nautical Twilight 6:18 AM CDT 8:19 PM CDT
Astronomical Twilight 5:43 AM CDT 8:53 PM CDT
Moon 12:04 AM CDT (9/27) 3:08 PM CDT (9/27)
Length of Visible Light 12h 52m
Length of Day
11h 54m
Last Quarter, 45% of the Moon is Illuminated
Sep 27
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Weather History Calendar

Precipitation Actual month total 3.12 Normal Month Total: 2.64
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Partly Cloudy
Actual:
73 | 51 0.00
Average:
76 | 54 0.10
Fog
Actual:
77 | 43 0.00
Average:
76 | 53 0.09
Clear
Actual:
83 | 52 0.00
Average:
76 | 53 0.10
Clear
Actual:
89 | 59 0.00
Average:
75 | 53 0.09
Clear
Actual:
86 | 64 0.00
Average:
75 | 52 0.09
Scattered Clouds
Actual:
88 | 65 0.00
Average:
75 | 52 0.09
Clear
Actual:
91 | 63 0.00
Average:
74 | 51 0.09
Partly Cloudy
Actual:
80 | 67 T
Average:
74 | 51 0.10
Thunderstorm
Actual:
86 | 67 0.04
Average:
74 | 51 0.09
Rain
Actual:
80 | 63 0.01
Average:
73 | 50 0.10
Scattered Clouds
Actual:
85 | 52 0.00
Average:
73 | 50 0.09
Clear
Actual:
76 | 44 0.00
Average:
72 | 49 0.10
Clear
Actual:
75 | 44 0.00
Average:
72 | 49 0.09
Rain
Actual:
71 | 52 0.38
Average:
72 | 48 0.09
Rain
Actual:
66 | 47 0.00
Average:
71 | 48 0.09
Clear
Actual:
68 | 44 0.00
Average:
71 | 47 0.09
Mostly Cloudy
Actual:
66 | 51 0.00
Average:
70 | 47 0.09
Thunderstorm
Actual:
90 | 61 0.39
Average:
70 | 46 0.09
Thunderstorm
Actual:
73 | 54 0.43
Average:
69 | 46 0.08
Rain
Actual:
63 | 42 0.02
Average:
69 | 45 0.09
Clear
Actual:
71 | 36 0.00
Average:
68 | 45 0.08
Clear
Actual:
84 | 54 0.00
Average:
68 | 45 0.09
Clear
Actual:
78 | 57 0.00
Average:
67 | 44 0.08
Partly Cloudy
Actual:
75 | 55 0.00
Average:
67 | 44 0.08
Clear
Actual:
76 | 52 0.00
Average:
66 | 43 0.08
Scattered Clouds
Actual:
81 | 61 0.00
Average:
66 | 43 0.08
Thunderstorm
Actual:
79 | 53 1.07
Average:
66 | 42 0.08
Rain
Actual:
62 | 46 0.78
Average:
65 | 42 0.08
Clear
Actual:
77 | 42 0.00
Average:
65 | 41 0.08
Clear
Actual:
80 | 52 0.00
Average:
64 | 41 0.07
 

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 73 62 51 58 55 50 96 75 53 30.07 29.98 29.86 10 10 10 21 9 25 0.00  
2 77 60 43 54 48 43 100 68 36 30.14 30.09 30.03 10 5 0 10 3 15 0.00 Fog
3 83 68 52 65 57 49 89 70 51 30.05 30.01 29.96 10 10 10 16 7 20 0.00  
4 89 74 59 68 63 57 100 72 43 30.12 30.07 30.01 10 7 1 15 6 20 0.00  
5 86 75 64 66 64 60 93 68 42 30.13 30.08 30.02 10 10 10 23 11 29 0.00  
6 88 77 65 69 65 62 93 70 46 30.01 29.92 29.84 10 10 10 14 7 21 0.00  
7 91 77 63 69 66 63 93 69 44 29.99 29.94 29.88 10 10 6 20 8 25 0.00  
8 80 74 67 68 66 64 97 82 67 30.02 29.91 29.81 10 9 5 13 7 20 T  
9 86 77 67 70 67 64 97 74 51 29.82 29.72 29.65 10 7 3 21 10 25 0.04 Thunderstorm
10 80 72 63 65 59 54 93 68 43 30.02 29.93 29.83 10 10 10 16 8 22 0.01 Rain
11 85 69 52 59 53 45 93 61 29 30.18 30.09 30.01 10 10 10 18 7 25 0.00  
12 76 60 44 48 45 42 92 62 31 30.29 30.24 30.19 10 10 10 18 5 22 0.00  
13 75 60 44 50 47 43 93 63 33 30.26 30.16 30.01 10 10 10 15 7 21 0.00  
14 71 62 52 58 54 48 93 75 57 30.01 29.88 29.77 10 9 2 22 12 30 0.38 Rain
15 66 57 47 56 53 46 100 80 60 30.33 30.12 29.86 10 10 3 22 11 28 0.00 Rain
16 68 56 44 50 47 43 100 73 45 30.36 30.28 30.14 10 10 10 17 9 23 0.00  
17 66 59 51 61 55 48 100 87 73 30.13 29.95 29.81 10 8 1 21 14 29 0.00  
18 90 76 61 68 65 59 100 75 50 29.81 29.68 29.55 10 6 0 29 12 43 0.39 Fog , Rain , Thunderstorm
19 73 64 54 63 56 45 93 66 38 29.94 29.76 29.61 10 9 3 24 14 30 0.43 Rain , Thunderstorm
20 63 53 42 50 44 39 93 68 43 30.03 29.98 29.93 10 10 4 23 12 30 0.02 Rain
21 71 54 36 46 41 35 92 62 31 30.02 29.94 29.83 10 10 8 13 5 18 0.00  
22 84 69 54 54 50 44 83 59 34 29.82 29.71 29.63 10 10 10 31 16 39 0.00  
23 78 68 57 51 49 46 72 54 36 29.82 29.71 29.67 10 10 10 29 16 38 0.00  
24 75 65 55 55 52 49 86 68 49 29.93 29.89 29.82 10 10 10 12 3 16 0.00  
25 76 64 52 56 53 51 93 68 43 29.91 29.81 29.71 10 10 6 24 12 32 0.00  
26 81 71 61 60 57 56 90 68 45 29.74 29.69 29.64 10 10 10 30 14 39 0.00  
27 79 66 53 62 56 52 93 74 54 29.80 29.73 29.66 10 7 2 25 11 31 1.07 Rain , Thunderstorm
28 62 54 46 53 46 38 100 70 39 29.94 29.78 29.67 10 8 2 23 13 31 0.78 Rain
29 77 60 42 47 43 39 83 56 29 29.94 29.80 29.62 10 10 10 23 11 31 0.00  
30 80 66 52 51 48 45 77 56 35 29.60 29.56 29.49 10 10 10 20 9 25 0.00