Weather History for Mason City, IA

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Friday, March 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 58 °F 36 °F  
Max Temperature 70 °F 46 °F 82 °F (1910)
Min Temperature 46 °F 26 °F -5 °F (1899)
Degree Days  
Heating Degree Days 7 29  
Month to date heating degree days 404 778  
Since 1 July heating degree days 5426 6629  
Cooling Degree Days 0 0  
Month to date cooling degree days 11 0  
Year to date cooling degree days 11 0  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 49 °F    
Average Humidity 70    
Maximum Humidity 100    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.08 in 1.36 in (2009)
Month to date precipitation 1.23 1.50  
Year to date precipitation 3.30 3.32  
Snow  
Snow 0.00 in 0.10 in 7.00 in (1966)
Month to date snowfall 1.0 4.7  
Since 1 July snowfall 18.8 37.2  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 5 mph (NNW)    
Max Wind Speed 12 mph    
Max Gust Speed 18 mph    
Visibility 5 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 23, 2012 Rise Set
Actual Time 7:10 AM CDT 7:29 PM CDT
Civil Twilight 6:41 AM CDT 7:58 PM CDT
Nautical Twilight 6:08 AM CDT 8:31 PM CDT
Astronomical Twilight 5:34 AM CDT 9:06 PM CDT
Moon 7:16 AM CDT (3/23) 8:56 PM CDT (3/23)
Length of Visible Light 13h 16m
Length of Day
12h 19m
New Moon, 1% of the Moon is Illuminated
Mar 23
New Moon
Mar 30
First Quarter
Apr 6
Full
Apr 13
Last Quarter
Apr 21
New

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:38 AM 55.4 °F - 53.6 °F 94% 29.98 in 7.0 mi Calm Calm - N/A   Overcast
12:53 AM 54.0 °F - 53.1 °F 97% 29.96 in 5.0 mi Calm Calm - N/A   Overcast
1:35 AM 53.6 °F - 53.6 °F 100% 29.97 in 1.8 mi Calm Calm - N/A   Mostly Cloudy
1:38 AM 53.6 °F - 51.8 °F 94% 29.97 in 0.5 mi Calm Calm - N/A Fog Fog
1:46 AM 53.6 °F - 51.8 °F 94% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
1:53 AM 51.1 °F - 51.1 °F 100% 29.95 in 0.2 mi Calm Calm - N/A Fog Fog
2:04 AM 50.0 °F - 48.2 °F 94% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
2:53 AM 48.9 °F - 48.0 °F 97% 29.95 in 0.2 mi Calm Calm - N/A Fog Fog
3:53 AM 50.0 °F - 48.9 °F 96% 29.94 in 0.2 mi Calm Calm - N/A Fog Fog
4:33 AM 50.0 °F - 48.2 °F 94% 29.96 in 0.2 mi Calm Calm - 0.01 in Fog Fog
4:42 AM 50.0 °F - 48.2 °F 94% 29.96 in 0.5 mi Calm Calm - 0.01 in Fog Fog
4:53 AM 50.0 °F - 50.0 °F 100% 29.96 in 1.0 mi SSW 3.5 mph - 0.01 in   Overcast
5:08 AM 51.8 °F - 50.0 °F 94% 29.97 in 3.0 mi Calm Calm - N/A   Overcast
5:53 AM 51.1 °F - 50.0 °F 96% 29.95 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
6:03 AM 50.0 °F - 48.2 °F 94% 29.96 in 6.0 mi Calm Calm - N/A   Scattered Clouds
6:53 AM 46.9 °F - 46.9 °F 100% 29.96 in 7.0 mi West 3.5 mph - N/A   Clear
7:29 AM 46.4 °F 42.9 °F 46.4 °F 100% 29.97 in 1.8 mi West 6.9 mph - N/A   Clear
7:31 AM 46.4 °F 42.9 °F 46.4 °F 100% 29.97 in 0.5 mi West 6.9 mph - N/A Fog Fog
7:39 AM 48.2 °F - 46.4 °F 93% 29.97 in 0.2 mi West 8.1 mph - N/A Fog Fog
7:53 AM 46.9 °F - 46.9 °F 100% 29.97 in 0.2 mi NW 5.8 mph - N/A Fog Fog
8:00 AM 48.2 °F - 46.4 °F 93% 29.97 in 1.0 mi NNW 4.6 mph - N/A   Mist
8:06 AM 48.2 °F - 48.2 °F 100% 29.97 in 0.5 mi Variable 5.8 mph - N/A Fog Fog
8:24 AM 50.0 °F - 48.2 °F 94% 29.97 in 1.5 mi North 5.8 mph - N/A   Partly Cloudy
8:32 AM 50.0 °F - 48.2 °F 94% 29.97 in 0.8 mi NNW 5.8 mph - N/A   Mist
8:41 AM 50.0 °F - 48.2 °F 94% 29.97 in 1.2 mi NNW 5.8 mph - N/A   Partly Cloudy
8:51 AM 51.8 °F - 51.8 °F 100% 29.97 in 3.0 mi NNW 5.8 mph - N/A   Partly Cloudy
8:53 AM 52.0 °F - 51.1 °F 97% 29.96 in 3.0 mi NNW 5.8 mph - N/A   Partly Cloudy
9:53 AM 57.0 °F - 52.0 °F 83% 29.96 in 10.0 mi North 4.6 mph - N/A   Clear
10:53 AM 59.0 °F - 51.1 °F 75% 29.95 in 10.0 mi ENE 4.6 mph - N/A   Clear
11:53 AM 61.0 °F - 52.0 °F 72% 29.93 in 10.0 mi NE 6.9 mph - N/A   Clear
12:53 PM 64.0 °F - 50.0 °F 60% 29.92 in 10.0 mi NNW 3.5 mph - N/A   Clear
1:53 PM 64.9 °F - 48.0 °F 54% 29.90 in 10.0 mi North 5.8 mph - N/A   Clear
2:53 PM 66.9 °F - 48.9 °F 52% 29.88 in 10.0 mi Variable 4.6 mph - N/A   Clear
3:53 PM 69.1 °F - 46.9 °F 45% 29.86 in 10.0 mi NNW 8.1 mph - N/A   Clear
4:53 PM 70.0 °F - 45.0 °F 41% 29.86 in 10.0 mi NNW 6.9 mph - N/A   Clear
5:53 PM 69.1 °F - 46.0 °F 44% 29.86 in 10.0 mi NNW 10.4 mph - N/A   Clear
6:53 PM 66.9 °F - 48.0 °F 51% 29.86 in 10.0 mi NNW 8.1 mph - N/A   Partly Cloudy
7:53 PM 62.1 °F - 50.0 °F 65% 29.86 in 10.0 mi NNW 6.9 mph - N/A   Overcast
8:53 PM 61.0 °F - 51.1 °F 70% 29.86 in 10.0 mi NW 9.2 mph - N/A   Overcast
9:53 PM 57.0 °F - 51.1 °F 81% 29.88 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
10:53 PM 57.9 °F - 51.1 °F 78% 29.88 in 10.0 mi North 4.6 mph - N/A   Overcast
11:53 PM 55.9 °F - 51.1 °F 84% 29.88 in 10.0 mi NW 6.9 mph - N/A   Mostly Cloudy