Weather History for Mason City, IA

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Month of August, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 99 °F 85 °F 62 °F
Mean Temperature 82 °F 70 °F 59 °F
Min Temperature 67 °F 55 °F 41 °F
Degree Days  
Heating Degree Days (base 65) 6 1 0 31
Cooling Degree Days (base 65) 17 6 0 188
Growing Degree Days (base 50) 32 20 8 615
Dew Point  
Dew Point 70 °F 55 °F 34 °F
Precipitation  
Precipitation 0.47 in 0.02 in 0.00 in 0.58 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 37 mph 7 mph 0 mph
Gust Wind 44 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.24 in 29.98 in 29.73 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 06, 2012 Rise Set
Actual Time 6:09 AM CDT 8:27 PM CDT
Civil Twilight 5:37 AM CDT 8:59 PM CDT
Nautical Twilight 4:58 AM CDT 9:38 PM CDT
Astronomical Twilight 4:14 AM CDT 10:21 PM CDT
Moon 10:26 PM CDT (8/6) 11:09 AM CDT (8/6)
Length of Visible Light 15h 21m
Length of Day
14h 18m
Waning Gibbous, 78% of the Moon is Illuminated
Aug 6
Waning Gibbous
Aug 9
Last Quarter
Aug 17
New
Aug 24
First Quarter
Aug 31
Full

Weather History Calendar

Precipitation Actual month total 0.58 Normal Month Total: 4.04
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
95 | 58 0.00
Average:
82 | 60 0.14
Scattered Clouds
Actual:
94 | 67 T
Average:
82 | 60 0.15
Clear
Actual:
95 | 61 0.00
Average:
82 | 60 0.13
Thunderstorm
Actual:
80 | 61 0.47
Average:
82 | 60 0.14
Clear
Actual:
78 | 52 0.00
Average:
82 | 60 0.13
Clear
Actual:
88 | 46 0.00
Average:
82 | 60 0.13
Clear
Actual:
94 | 63 0.00
Average:
81 | 59 0.13
Thunderstorm
Actual:
87 | 60 0.05
Average:
81 | 59 0.14
Fog
Actual:
84 | 55 T
Average:
81 | 59 0.14
Partly Cloudy
Actual:
79 | 51 0.00
Average:
81 | 59 0.13
Clear
Actual:
77 | 42 T
Average:
81 | 59 0.13
Rain
Actual:
62 | 58 0.00
Average:
81 | 59 0.13
Rain
Actual:
80 | 54 0.00
Average:
81 | 59 0.13
Partly Cloudy
Actual:
84 | 54 T
Average:
81 | 59 0.13
Scattered Clouds
Actual:
84 | 60 T
Average:
81 | 59 0.14
Rain
Actual:
74 | 49 0.01
Average:
81 | 58 0.14
Clear
Actual:
75 | 44 0.00
Average:
81 | 58 0.13
Scattered Clouds
Actual:
74 | 43 0.00
Average:
81 | 58 0.13
Scattered Clouds
Actual:
79 | 49 T
Average:
81 | 58 0.13
Scattered Clouds
Actual:
79 | 46 0.00
Average:
80 | 58 0.12
Clear
Actual:
81 | 41 0.00
Average:
80 | 58 0.13
Scattered Clouds
Actual:
91 | 49 0.00
Average:
80 | 57 0.12
Scattered Clouds
Actual:
93 | 58 0.00
Average:
80 | 57 0.12
Scattered Clouds
Actual:
91 | 63 0.00
Average:
80 | 57 0.13
Rain
Actual:
77 | 59 0.04
Average:
80 | 57 0.12
Fog
Actual:
88 | 53 0.01
Average:
80 | 57 0.12
Scattered Clouds
Actual:
92 | 48 0.00
Average:
79 | 56 0.13
Scattered Clouds
Actual:
92 | 57 T
Average:
79 | 56 0.12
Scattered Clouds
Actual:
97 | 66 0.00
Average:
79 | 56 0.13
Clear
Actual:
99 | 65 0.00
Average:
79 | 55 0.12
Clear
Actual:
91 | 62 0.00
Average:
79 | 55 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

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 95 77 58 70 64 56 93 66 39 29.99 29.91 29.82 10 10 8 15 7 22 0.00  
2 94 81 67 65 62 58 84 58 32 29.89 29.84 29.81 10 10 10 12 6 15 T  
3 95 78 61 66 62 56 97 63 28 29.91 29.84 29.76 10 9 2 37 7 44 0.00  
4 80 71 61 67 62 53 87 65 42 29.98 29.92 29.81 10 9 1 31 10 37 0.47 Rain , Thunderstorm
5 78 65 52 57 52 48 93 65 36 30.24 30.15 30.00 10 10 10 18 8 23 0.00  
6 88 67 46 62 55 45 93 64 34 30.19 30.08 29.96 10 10 9 20 6 24 0.00  
7 94 79 63 65 60 58 87 59 30 30.01 29.96 29.94 10 10 10 13 6 18 0.00  
8 87 74 60 65 62 59 93 72 51 29.99 29.94 29.85 10 10 4 23 6 38 0.05 Rain , Thunderstorm
9 84 70 55 65 60 52 93 66 39 30.05 29.98 29.92 10 7 0 25 11 38 T Fog
10 79 65 51 56 53 49 93 65 37 30.15 30.10 30.04 10 10 10 16 8 23 0.00  
11 77 60 42 54 44 34 93 58 23 30.12 30.07 30.01 10 10 10 10 3 14 T  
12 62 60 58 59 57 55 97 91 84 30.03 30.00 29.96 10 7 3 10 5 15 0.00 Rain
13 80 67 54 59 56 53 100 71 42 30.09 30.04 29.98 10 7 0 15 7 20 0.00 Fog , Rain
14 84 69 54 62 57 52 93 67 40 29.99 29.94 29.88 10 10 6 18 4 23 T  
15 84 72 60 64 60 56 90 68 45 29.88 29.82 29.73 10 10 10 23 10 28 T  
16 74 62 49 66 54 45 90 67 44 30.09 29.92 29.76 10 10 10 25 16 33 0.01 Rain
17 75 60 44 47 43 40 93 62 31 30.12 30.08 30.05 10 10 10 17 7 22 0.00  
18 74 59 43 53 47 40 93 66 38 30.07 30.04 30.01 10 10 10 15 5 21 0.00  
19 79 64 49 55 50 46 93 65 36 30.05 30.01 29.96 10 10 10 18 6 23 T  
20 79 63 46 53 47 43 93 61 28 30.05 30.02 29.98 10 10 7 13 4 18 0.00  
21 81 61 41 51 44 39 92 59 26 30.10 30.07 30.02 10 9 1 12 4 17 0.00  
22 91 70 49 60 53 46 83 58 32 30.05 29.98 29.90 10 10 10 18 8 23 0.00  
23 93 76 58 58 55 52 87 57 26 29.96 29.91 29.85 10 10 10 29 11 38 0.00  
24 91 77 63 63 57 50 73 55 36 29.92 29.88 29.83 10 10 10 21 12 29 0.00  
25 77 68 59 66 60 55 93 75 56 29.97 29.95 29.90 10 8 5 15 4 20 0.04 Rain
26 88 71 53 66 61 53 100 72 43 30.06 29.99 29.94 10 6 0 12 3 20 0.01 Fog
27 92 70 48 61 52 48 100 62 23 30.15 30.11 30.06 10 7 1 13 4 17 0.00  
28 92 75 57 64 59 53 90 64 38 30.17 30.06 29.97 10 10 7 17 6 22 T  
29 97 82 66 63 58 51 87 55 22 29.99 29.90 29.83 10 10 9 26 13 36 0.00  
30 99 82 65 61 57 52 87 55 22 29.89 29.85 29.81 10 10 9 29 15 37 0.00  
31 91 77 62 61 57 51 93 63 32 30.05 30.01 29.92 10 10 7 15 7 21 0.00