Weather History for Decorah, IA

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Month of August, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 79 °F 69 °F
Mean Temperature 82 °F 70 °F 60 °F
Min Temperature 75 °F 61 °F 50 °F
Degree Days  
Heating Degree Days (base 65) 4 1 0 16
Cooling Degree Days (base 65) 17 6 0 161
Growing Degree Days (base 50) 32 20 10 581
Dew Point  
Dew Point 77 °F 62 °F 48 °F
Precipitation  
Precipitation 1.21 in 0.07 in 0.00 in 2.16 in
Snowdepth - - - -
Wind  
Wind 20 mph 4 mph 0 mph
Gust Wind 33 mph 15 mph 12 mph
Sea Level Pressure  
Sea Level Pressure 30.25 in 30.04 in 29.77 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 25, 2013 Rise Set
Actual Time 6:23 AM CDT 7:53 PM CDT
Civil Twilight 5:53 AM CDT 8:23 PM CDT
Nautical Twilight 5:17 AM CDT 8:59 PM CDT
Astronomical Twilight 4:39 AM CDT 9:37 PM CDT
Moon 10:14 PM CDT (8/25) 11:36 AM CDT (8/25)
Length of Visible Light 14h 29m
Length of Day
13h 29m
Waning Gibbous, 75% of the Moon is Illuminated
Aug 25
Waning Gibbous
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Weather History Calendar

Precipitation Actual month total 2.16 Average Month Total: 4.00
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
78 | 57 0.03
Average:
82 | 58 0.09
Rain
Actual:
77 | 60 0.01
Average:
82 | 60 0.10
Scattered Clouds
Actual:
75 | 51 0.00
Average:
83 | 59 0.05
Scattered Clouds
Actual:
71 | 50 0.00
Average:
81 | 59 0.06
Rain
Actual:
69 | 59 1.21
Average:
81 | 59 0.20
Fog
Actual:
82 | 62 0.00
Average:
82 | 59 0.06
Partly Cloudy
Actual:
75 | 59 0.00
Average:
82 | 59 0.15
Partly Cloudy
Actual:
75 | 51 0.00
Average:
81 | 60 0.39
Rain
Actual:
77 | 60 0.04
Average:
81 | 59 0.13
Partly Cloudy
Actual:
73 | 51 0.00
Average:
80 | 58 0.23
Rain
Actual:
71 | 62 0.11
Average:
80 | 56 0.06
Clear
Actual:
- | - 0.00
Average:
82 | 57 0.05
Clear
Actual:
- | - 0.00
Average:
80 | 60 0.14
Partly Cloudy
Actual:
71 | 60 0.01
Average:
82 | 60 0.12
Partly Cloudy
Actual:
73 | 51 0.00
Average:
81 | 60 0.15
Scattered Clouds
Actual:
77 | 51 0.00
Average:
81 | 59 0.07
Scattered Clouds
Actual:
78 | 53 0.00
Average:
82 | 60 0.12
Scattered Clouds
Actual:
77 | 55 0.00
Average:
81 | 59 0.09
Partly Cloudy
Actual:
78 | 59 0.00
Average:
80 | 59 0.11
Partly Cloudy
Actual:
82 | 64 0.00
Average:
80 | 57 0.02
Rain
Actual:
84 | 69 0.12
Average:
79 | 60 0.11
Rain
Actual:
78 | 66 0.63
Average:
79 | 59 0.20
Fog
Actual:
78 | 60 0.00
Average:
78 | 57 0.06
Rain
Actual:
84 | 62 0.00
Average:
79 | 57 0.19
Clear
Actual:
86 | 71 0.00
Average:
80 | 58 0.29
Clear
Actual:
89 | 71 0.00
Average:
80 | 60 0.23
Clear
Actual:
89 | 75 0.00
Average:
80 | 59 0.07
Partly Cloudy
Actual:
84 | 71 0.00
Average:
80 | 57 0.09
Partly Cloudy
Actual:
87 | 71 0.00
Average:
80 | 58 0.08
Partly Cloudy
Actual:
87 | 71 0.00
Average:
80 | 59 0.16
Partly Cloudy
Actual:
82 | 68 0.00
Average:
80 | 58 0.13
 

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
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 78 68 57 64 56 50 94 70 41 30.07 30.00 29.88 10 10 5 9 2 15 0.03 Rain
2 77 70 60 63 58 52 94 68 44 30.03 29.93 29.86 10 10 7 13 4 18 0.01 Rain
3 75 63 51 55 52 48 100 66 41 30.19 30.11 30.04 10 10 10 12 4 18 0.00  
4 71 60 50 57 53 48 100 73 43 30.24 30.17 30.09 10 10 9 6 1 - 0.00  
5 69 64 59 70 62 54 100 91 77 30.07 29.94 29.85 10 6 0 20 6 33 1.21 Fog , Rain
6 82 72 62 70 66 63 100 84 54 29.89 29.83 29.77 10 6 0 10 2 15 0.00 Fog
7 75 67 59 68 60 55 100 76 53 30.03 29.91 29.79 10 10 10 13 7 21 0.00  
8 75 63 51 63 57 52 100 76 53 30.06 30.02 30.00 10 10 5 8 1 - 0.00  
9 77 70 60 64 58 52 100 72 44 30.12 30.04 30.00 10 10 2 13 3 20 0.04 Rain
10 73 62 51 61 55 50 94 73 53 30.20 30.16 30.11 10 10 10 10 2 15 0.00  
11 71 66 62 66 62 57 100 86 69 30.13 30.09 30.05 10 8 2 7 3 16 0.11 Rain
12 - - - - - - - - - - - - - - - - - - 0.00  
13 - - - - - - - - - - - - - - - - - - 0.00  
14 71 66 60 57 53 48 82 64 43 30.20 30.15 30.14 10 10 10 4 1 - 0.01  
15 73 62 51 55 52 50 94 68 44 30.17 30.14 30.11 10 10 9 6 1 - 0.00  
16 77 64 51 63 55 52 100 73 41 30.22 30.19 30.16 10 9 4 6 0 - 0.00  
17 78 66 53 61 56 54 100 71 44 30.25 30.21 30.16 10 10 5 7 1 - 0.00  
18 77 66 55 61 57 54 100 72 50 30.21 30.16 30.09 10 10 8 9 3 17 0.00  
19 78 68 59 64 60 55 88 75 57 30.10 30.05 30.01 10 10 9 10 5 18 0.00  
20 82 73 64 70 66 61 94 77 62 30.03 30.00 29.96 10 10 8 14 8 23 0.00  
21 84 76 69 73 68 64 100 77 62 30.03 29.98 29.96 10 9 2 15 8 23 0.12 Rain
22 78 72 66 70 66 64 100 86 61 30.13 30.07 30.00 10 8 1 20 3 31 0.63 Rain
23 78 69 60 68 64 61 100 85 57 30.18 30.14 30.11 10 6 0 10 2 14 0.00 Fog
24 84 73 62 73 65 54 83 75 68 30.20 30.14 30.10 10 10 8 14 9 21 0.00 Rain
25 86 78 71 73 69 63 83 72 61 30.16 30.11 30.07 10 10 9 13 10 23 0.00  
26 89 80 71 77 71 63 88 73 61 30.10 30.03 29.95 10 10 8 13 8 20 0.00  
27 89 82 75 75 72 68 89 72 58 29.96 29.89 29.85 10 10 9 13 6 20 0.00  
28 84 78 71 75 73 70 100 88 70 30.04 29.98 29.90 10 7 0 10 3 13 0.00  
29 87 79 71 75 72 70 94 82 58 30.06 30.01 29.94 10 8 4 9 5 13 0.00  
30 87 79 71 75 72 66 100 78 58 29.94 29.87 29.83 10 8 5 12 7 14 0.00  
31 82 75 68 70 67 64 100 80 58 29.90 29.85 29.79 10 10 9 12 4 14 0.00