History for Mason City, IA

Wednesday, February 20, 2013 — View Current Conditions
Wednesday, February 20, 2013
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 9 °F 22 °F  
Max Temperature 22 °F 31 °F 60 °F (1930)
Min Temperature -5 °F 14 °F -30 °F (1929)
Degree Days
Heating Degree Days 56 43  
Month to date heating degree days 883 914  
Since 1 July heating degree days 5205 5525  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture
Dew Point -1 °F    
Average Humidity 61    
Maximum Humidity 76    
Minimum Humidity 45    
Precipitation
Precipitation 0.00 in 0.04 in 0.79 in (1993)
Month to date precipitation 0.62 0.66  
Year to date precipitation 1.09 1.48  
Snow
Snow 0.00 in 0.30 in 9.50 in (1993)
Month to date snowfall 2.2 5.8  
Since 1 July snowfall 15.4 30.6  
Snow Depth 0.00 in    
Sea Level Pressure
Sea Level Pressure 30.43 in    
Wind
Wind Speed 8 mph (NNE)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Astronomy
May. 25, 2013 Rise Set
Actual Time 7:03 AM CST 5:51 PM CST
Civil Twilight 6:34 AM CST 6:20 PM CST
Nautical Twilight 6:01 AM CST 6:53 PM CST
Astronomical Twilight 5:28 AM CST 7:26 PM CST
Moon 1:08 PM CST (2/20) 3:28 AM CST (2/20)
Length Of Visible Light 11h 45m
Length of Day
10h 48m
Waxing Gibbous, 76% of the Moon is Illuminated
Feb 20
Waxing Gibbous
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter
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Hourly Observations
Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM -2.9 °F -23.8 °F -9.9 °F 72% 30.44 in 10.0 mi NW 16.1 mph - N/A   Clear
1:53 AM -2.9 °F -23.1 °F -11.0 °F 68% 30.45 in 10.0 mi NW 15.0 mph - N/A   Clear
2:53 AM -4.0 °F -23.7 °F -11.0 °F 72% 30.45 in 10.0 mi NNW 13.8 mph - N/A   Clear
3:53 AM -4.0 °F -20.2 °F -11.0 °F 72% 30.45 in 10.0 mi NNW 9.2 mph - N/A   Clear
4:53 AM -4.0 °F -19.0 °F -11.0 °F 72% 30.47 in 10.0 mi NNW 8.1 mph - N/A   Clear
5:53 AM -5.1 °F -20.4 °F -11.0 °F 76% 30.46 in 10.0 mi North 8.1 mph - N/A   Clear
6:53 AM -5.1 °F -20.4 °F -11.0 °F 76% 30.46 in 10.0 mi North 8.1 mph - N/A   Clear
7:53 AM -2.0 °F -13.9 °F -9.0 °F 72% 30.48 in 10.0 mi North 5.8 mph - N/A   Clear
8:53 AM 1.4 °F -13.5 °F -5.8 °F 72% 30.39 in 10.0 mi NNE 9.2 mph - N/A   Clear
9:53 AM 6.1 °F -4.3 °F -4.0 °F 63% 30.49 in 10.0 mi NNE 5.8 mph - N/A   Clear
10:53 AM 10.0 °F 0.4 °F -2.9 °F 56% 30.48 in - Variable 5.8 mph - N/A   Clear
11:53 AM 12.9 °F - -0.9 °F 54% 30.48 in - North - - N/A   Clear
12:53 PM 15.1 °F - -0.9 °F 49% 30.49 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 19.0 °F 11.1 °F 1.9 °F 47% 30.44 in 10.0 mi NNE 5.8 mph - N/A   Clear
2:53 PM 21.0 °F 10.6 °F 3.9 °F 48% 30.40 in 10.0 mi NE 9.2 mph - N/A   Clear
3:53 PM 21.0 °F 10.6 °F 6.1 °F 53% 30.40 in 10.0 mi ENE 9.2 mph - N/A   Clear
4:53 PM 21.0 °F 14.6 °F 7.0 °F 55% 30.41 in 10.0 mi ENE 4.6 mph - N/A   Clear
5:53 PM 19.0 °F 11.1 °F 8.1 °F 62% 30.41 in 10.0 mi NE 5.8 mph - N/A   Clear
6:53 PM 16.0 °F 4.4 °F 8.1 °F 71% 30.39 in 10.0 mi NE 9.2 mph - N/A   Clear
7:53 PM 15.1 °F 4.2 °F 8.1 °F 74% 30.40 in 10.0 mi NE 8.1 mph - N/A   Clear
8:53 PM 12.2 °F -0.2 °F 6.8 °F 79% 30.34 in 10.0 mi ENE 9.2 mph - N/A   Clear
9:53 PM 12.0 °F 0.5 °F 6.1 °F 77% 30.41 in 10.0 mi ENE 8.1 mph - N/A   Clear
10:53 PM 12.0 °F 2.7 °F 6.1 °F 77% 30.40 in 10.0 mi ENE 5.8 mph - N/A   Clear
11:53 PM 12.0 °F 2.7 °F 6.1 °F 77% 30.39 in 10.0 mi East 5.8 mph - N/A   Clear
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