Weather History for Mason City, IA

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Friday, December 7, 2012

  Actual Average Record
Temperature  
Mean Temperature 31 °F 22 °F  
Max Temperature 35 °F 30 °F 53 °F (1916)
Min Temperature 27 °F 14 °F -18 °F (1972)
Degree Days  
Heating Degree Days 34 43  
Month to date heating degree days 191 292  
Since 1 July heating degree days 1793 1972  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 899 616  
Moisture  
Dew Point 23 °F    
Average Humidity 72    
Maximum Humidity 85    
Minimum Humidity 59    
Precipitation  
Precipitation 0.00 in 0.05 in 0.90 in (1926)
Month to date precipitation 0.08 0.33  
Year to date precipitation 19.01 34.29  
Snow  
Snow 0.00 in 0.30 in 6.00 in (1926)
Month to date snowfall 0.0 2.0  
Since 1 July snowfall T 6.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 10 mph (NNE)    
Max Wind Speed 15 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 07, 2012 Rise Set
Actual Time 7:31 AM CST 4:38 PM CST
Civil Twilight 6:59 AM CST 5:10 PM CST
Nautical Twilight 6:24 AM CST 5:45 PM CST
Astronomical Twilight 5:49 AM CST 6:20 PM CST
Moon 12:42 AM CST (12/7) 12:43 PM CST (12/7)
Length of Visible Light 10h 10m
Length of Day
9h 06m
Last Quarter, 38% of the Moon is Illuminated
Dec 7
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 33.1 °F 27.7 °F 25.0 °F 72% 30.01 in 10.0 mi NNW 5.8 mph - N/A   Overcast
1:53 AM 32.0 °F 23.6 °F 25.0 °F 75% 30.02 in 10.0 mi NNW 10.4 mph - N/A   Overcast
2:53 AM 30.9 °F 21.7 °F 25.0 °F 79% 30.02 in 10.0 mi NNW 11.5 mph - N/A   Clear
3:53 AM 30.9 °F 20.7 °F 24.1 °F 76% 30.01 in 10.0 mi North 13.8 mph - N/A   Partly Cloudy
4:53 AM 30.0 °F 21.7 °F 24.1 °F 79% 30.01 in 10.0 mi North 9.2 mph - N/A   Partly Cloudy
5:53 AM 28.9 °F 21.1 °F 24.1 °F 82% 30.00 in 10.0 mi NNE 8.1 mph - N/A   Scattered Clouds
6:53 AM 28.0 °F 20.0 °F 21.9 °F 78% 30.02 in 10.0 mi NNE 8.1 mph - N/A   Partly Cloudy
7:53 AM 28.0 °F 18.1 °F 21.9 °F 78% 30.01 in 9.0 mi NNE 11.5 mph - N/A   Overcast
8:53 AM 28.9 °F 21.9 °F 23.0 °F 78% 30.02 in 10.0 mi NNE 6.9 mph - N/A   Overcast
9:53 AM 30.9 °F 23.5 °F 23.0 °F 72% 30.01 in 10.0 mi NE 8.1 mph - N/A   Overcast
10:53 AM 33.1 °F 26.1 °F 23.0 °F 66% 30.00 in 10.0 mi NE 8.1 mph - N/A   Overcast
11:53 AM 35.1 °F 26.9 °F 23.0 °F 61% 29.99 in 10.0 mi NE 11.5 mph - N/A   Overcast
12:53 PM 35.1 °F 27.4 °F 23.0 °F 61% 29.98 in 10.0 mi NNE 10.4 mph - N/A   Overcast
1:53 PM 34.0 °F 25.0 °F 23.0 °F 64% 29.98 in 10.0 mi North 12.7 mph - N/A   Overcast
2:53 PM 34.0 °F 25.0 °F 24.1 °F 67% 29.99 in 10.0 mi North 12.7 mph - N/A   Overcast
3:53 PM 33.1 °F 27.7 °F 23.0 °F 66% 30.01 in 10.0 mi North 5.8 mph - N/A   Overcast
4:53 PM 30.9 °F 22.8 °F 23.0 °F 72% 30.00 in 10.0 mi NNE 9.2 mph - N/A   Overcast
5:53 PM 30.9 °F 21.7 °F 21.9 °F 69% 29.99 in 10.0 mi NE 11.5 mph - N/A   Overcast
6:53 PM 30.2 °F 21.3 °F 21.2 °F 69% 29.96 in 10.0 mi NE 10.4 mph - N/A   Overcast
7:53 PM 30.9 °F 22.8 °F 21.0 °F 67% 30.00 in 10.0 mi NNE 9.2 mph - N/A   Overcast
8:53 PM 30.2 °F 21.3 °F 21.2 °F 69% 29.97 in 10.0 mi NE 10.4 mph - N/A   Overcast
9:53 PM 30.0 °F 21.7 °F 21.9 °F 72% 30.01 in 10.0 mi NNE 9.2 mph - N/A   Overcast
10:53 PM 28.9 °F 21.9 °F 23.0 °F 78% 30.01 in 10.0 mi NNE 6.9 mph - N/A   Overcast
11:53 PM 28.9 °F 20.4 °F 24.1 °F 82% 30.01 in 10.0 mi NNE 9.2 mph - N/A   Overcast