Weather History for Mason City, IA

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Week of September 16, 2012 through September 22, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 81 °F 69 °F 59 °F
Mean Temperature 65 °F 56 °F 47 °F
Min Temperature 50 °F 42 °F 35 °F
Degree Days  
Heating Degree Days (base 65) 18 9 0 65
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 16 7 0 46
Dew Point  
Dew Point 58 °F 38 °F 23 °F
Precipitation  
Precipitation 0.05 in 0.01 in 0.00 in 0.08 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 29 mph 11 mph 0 mph
Gust Wind 36 mph 24 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.28 in 29.96 in 29.69 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 21, 2012 Rise Set
Actual Time 7:00 AM CDT 7:11 PM CDT
Civil Twilight 6:31 AM CDT 7:39 PM CDT
Nautical Twilight 5:58 AM CDT 8:13 PM CDT
Astronomical Twilight 5:24 AM CDT 8:47 PM CDT
Moon 1:32 PM CDT (9/21) 11:03 PM CDT (9/21)
Length of Visible Light 13h 08m
Length of Day
12h 11m
Waxing Crescent, 37% of the Moon is Illuminated
Sep 21
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

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  
16 80 65 50 58 51 43 78 59 39 30.06 29.98 29.89 10 10 10 22 11 28 0.00  
17 64 55 46 57 44 33 84 60 36 30.02 29.96 29.89 10 10 6 23 12 30 0.05 Rain
18 62 49 36 40 34 27 86 57 28 30.07 30.02 29.96 10 10 9 17 8 24 0.00  
19 81 63 45 45 36 28 65 42 18 29.94 29.82 29.69 10 10 10 28 14 36 0.00  
20 68 54 40 36 31 25 67 45 22 29.98 29.95 29.91 10 10 9 24 10 31 T  
21 70 57 43 46 40 35 86 60 34 29.92 29.87 29.81 10 10 10 24 6 32 0.03 Rain
22 59 47 35 36 30 23 65 51 36 30.28 30.15 29.88 10 10 10 29 14 36 0.00