Weather History for Des Moines, IA

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Month of August, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 99 °F 87 °F 73 °F
Mean Temperature 86 °F 76 °F 63 °F
Min Temperature 76 °F 63 °F 51 °F
Degree Days  
Heating Degree Days (base 65) 2 0 0 2
Cooling Degree Days (base 65) 21 11 0 331
Growing Degree Days (base 50) 36 25 13 784
Dew Point  
Dew Point 72 °F 58 °F 40 °F
Precipitation  
Precipitation 0.81 in 0.08 in 0.00 in 2.32 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 46 mph 7 mph 0 mph
Gust Wind 54 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.21 in 29.96 in 29.72 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 29, 2012 Rise Set
Actual Time 6:38 AM CDT 7:51 PM CDT
Civil Twilight 6:09 AM CDT 8:20 PM CDT
Nautical Twilight 5:35 AM CDT 8:54 PM CDT
Astronomical Twilight 4:59 AM CDT 9:30 PM CDT
Moon 6:33 PM CDT (8/29) 4:33 AM CDT (8/29)
Length of Visible Light 14h 10m
Length of Day
13h 13m
Waxing Gibbous, 96% of the Moon is Illuminated
Aug 29
Waxing Gibbous
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter

Weather History Calendar

Precipitation Actual month total 2.32 Normal Month Total: 4.13
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
99 | 69 0.00
Average:
85 | 67 0.14
Partly Cloudy
Actual:
96 | 76 0.00
Average:
85 | 67 0.14
Partly Cloudy
Actual:
98 | 74 0.00
Average:
85 | 66 0.13
Thunderstorm
Actual:
85 | 67 0.81
Average:
85 | 66 0.13
Clear
Actual:
81 | 63 0.00
Average:
85 | 66 0.14
Clear
Actual:
92 | 59 0.00
Average:
85 | 66 0.13
Thunderstorm
Actual:
99 | 71 0.00
Average:
85 | 66 0.13
Thunderstorm
Actual:
90 | 66 0.74
Average:
85 | 66 0.14
Partly Cloudy
Actual:
84 | 66 0.00
Average:
85 | 66 0.13
Partly Cloudy
Actual:
79 | 58 0.00
Average:
85 | 66 0.13
Partly Cloudy
Actual:
82 | 56 0.00
Average:
85 | 66 0.13
Rain
Actual:
73 | 64 0.03
Average:
84 | 66 0.14
Rain
Actual:
80 | 62 T
Average:
84 | 66 0.14
Scattered Clouds
Actual:
86 | 60 0.00
Average:
84 | 65 0.14
Partly Cloudy
Actual:
90 | 60 0.00
Average:
84 | 65 0.14
Thunderstorm
Actual:
80 | 57 0.03
Average:
84 | 65 0.15
Scattered Clouds
Actual:
78 | 52 0.00
Average:
84 | 65 0.14
Rain
Actual:
75 | 51 0.03
Average:
84 | 65 0.14
Partly Cloudy
Actual:
80 | 53 0.00
Average:
84 | 65 0.14
Scattered Clouds
Actual:
83 | 54 0.00
Average:
84 | 65 0.13
Scattered Clouds
Actual:
85 | 57 0.00
Average:
84 | 64 0.13
Partly Cloudy
Actual:
97 | 62 0.00
Average:
83 | 64 0.14
Partly Cloudy
Actual:
95 | 65 0.00
Average:
83 | 64 0.12
Partly Cloudy
Actual:
90 | 68 0.00
Average:
83 | 64 0.14
Rain
Actual:
76 | 68 0.41
Average:
83 | 64 0.13
Rain
Actual:
88 | 69 0.27
Average:
83 | 63 0.13
Clear
Actual:
91 | 66 0.00
Average:
83 | 63 0.13
Clear
Actual:
94 | 68 0.00
Average:
82 | 63 0.12
Scattered Clouds
Actual:
96 | 68 0.00
Average:
82 | 62 0.12
Clear
Actual:
97 | 71 0.00
Average:
82 | 62 0.12
Partly Cloudy
Actual:
92 | 68 0.00
Average:
82 | 62 0.12
 

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 99 84 69 65 61 55 84 54 24 29.94 29.88 29.79 10 10 10 10 7 - 0.00  
2 96 86 76 66 62 59 58 47 36 29.81 29.78 29.74 10 10 10 13 6 16 0.00  
3 98 86 74 66 64 62 73 53 33 29.85 29.79 29.72 10 10 10 15 7 18 0.00  
4 85 76 67 72 66 59 74 63 51 30.00 29.86 29.77 10 9 0 39 8 52 0.81 Fog , Rain , Thunderstorm
5 81 72 63 59 54 48 84 60 35 30.21 30.14 30.03 10 10 10 17 7 24 0.00  
6 92 76 59 61 56 53 78 54 30 30.17 30.08 29.96 10 10 10 12 5 15 0.00  
7 99 85 71 65 60 56 68 47 26 29.96 29.94 29.90 10 10 10 13 5 15 0.00 Thunderstorm
8 90 78 66 67 65 62 84 64 44 30.01 29.94 29.87 10 9 0 46 7 54 0.74 Rain , Thunderstorm
9 84 75 66 65 62 54 93 68 42 29.99 29.94 29.88 10 9 2 20 10 26 0.00  
10 79 69 58 57 56 54 84 65 45 30.12 30.06 29.99 10 10 10 15 7 21 0.00  
11 82 69 56 56 53 49 93 65 37 30.09 30.04 29.97 10 10 10 12 3 16 0.00  
12 73 69 64 63 58 50 87 69 51 29.99 29.92 29.86 10 10 8 16 9 22 0.03 Rain
13 80 71 62 61 58 55 93 69 45 30.05 29.99 29.92 10 10 4 16 8 24 T Rain
14 86 73 60 58 55 53 78 56 34 30.00 29.95 29.88 10 10 10 14 6 23 0.00  
15 90 75 60 63 59 55 90 64 38 29.91 29.83 29.73 10 10 10 18 10 24 0.00  
16 80 69 57 65 57 48 87 64 41 30.08 29.90 29.73 10 10 8 41 13 53 0.03 Rain , Thunderstorm
17 78 65 52 51 46 40 89 58 26 30.11 30.08 30.02 10 10 10 13 5 22 0.00  
18 75 63 51 57 50 44 90 63 35 30.04 30.02 29.98 10 10 7 14 4 17 0.03 Rain
19 80 67 53 56 52 50 93 66 39 30.06 30.02 29.97 10 10 10 18 7 25 0.00  
20 83 69 54 55 52 49 86 60 33 30.03 29.99 29.94 10 10 10 13 4 17 0.00  
21 85 71 57 53 50 47 80 54 28 30.07 30.03 30.00 10 10 10 13 6 17 0.00  
22 97 80 62 55 49 45 60 39 17 30.01 29.97 29.91 10 10 10 21 8 29 0.00  
23 95 80 65 55 50 45 58 38 17 29.99 29.93 29.88 10 10 10 28 11 38 0.00  
24 90 79 68 62 55 49 54 43 32 29.95 29.91 29.88 10 10 10 22 10 28 0.00  
25 76 72 68 67 62 55 90 72 53 29.95 29.92 29.87 10 7 2 9 5 - 0.41 Rain
26 88 79 69 70 67 66 90 70 50 30.03 29.95 29.90 10 6 2 10 5 16 0.27 Rain
27 91 79 66 68 62 52 93 60 27 30.17 30.09 30.04 10 9 1 7 2 9 0.00  
28 94 81 68 65 61 57 81 56 30 30.12 30.05 29.96 10 10 10 13 5 17 0.00  
29 96 82 68 63 60 58 73 51 28 29.99 29.93 29.85 10 10 9 21 10 26 0.00  
30 97 84 71 62 59 55 73 49 25 29.95 29.91 29.86 10 10 10 20 9 26 0.00  
31 92 80 68 70 64 58 76 59 41 30.01 29.97 29.93 10 10 9 14 5 17 0.00