Weather History for Mason City, IA

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Tuesday, January 22, 2013

  Actual Average Record
Temperature  
Mean Temperature 2 °F 16 °F  
Max Temperature 10 °F 25 °F 51 °F (2002)
Min Temperature -7 °F 7 °F -31 °F (1930)
Degree Days  
Heating Degree Days 63 49  
Month to date heating degree days 1026 1078  
Since 1 July heating degree days 3897 4167  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point -7 °F    
Average Humidity 67    
Maximum Humidity 78    
Minimum Humidity 55    
Precipitation  
Precipitation T in 0.03 in 1.12 in (1982)
Month to date precipitation 0.11 0.57  
Year to date precipitation 0.11 0.57  
Snow  
Snow T in 0.40 in 12.00 in (1982)
Month to date snowfall 0.1 7.5  
Since 1 July snowfall 10.7 21.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.40 in    
Wind  
Wind Speed 7 mph (West)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 22, 2013 Rise Set
Actual Time 7:37 AM CST 5:12 PM CST
Civil Twilight 7:06 AM CST 5:43 PM CST
Nautical Twilight 6:32 AM CST 6:18 PM CST
Astronomical Twilight 5:58 AM CST 6:52 PM CST
Moon 1:35 PM CST (1/22) 4:00 AM CST (1/22)
Length of Visible Light 10h 37m
Length of Day
9h 35m
Waxing Gibbous, 83% of the Moon is Illuminated
Jan 22
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First 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 -4.0 °F -20.2 °F -9.9 °F 76% 30.39 in 10.0 mi West 9.2 mph - N/A   Clear
1:53 AM -5.1 °F -20.4 °F -11.0 °F 76% 30.40 in 10.0 mi West 8.1 mph - N/A   Clear
2:53 AM -5.1 °F -21.5 °F -11.0 °F 76% 30.41 in 10.0 mi West 9.2 mph - N/A   Clear
3:53 AM -6.0 °F -21.5 °F -11.9 °F 75% 30.40 in 10.0 mi West 8.1 mph - N/A   Clear
4:53 AM -7.1 °F -22.8 °F -13.0 °F 75% 30.40 in 10.0 mi West 8.1 mph - N/A   Clear
5:53 AM -6.0 °F -21.5 °F -11.9 °F 75% 30.41 in 10.0 mi WNW 8.1 mph - N/A   Clear
6:53 AM -4.0 °F -20.2 °F -11.9 °F 69% 30.42 in 10.0 mi NW 9.2 mph - N/A   Clear
7:53 AM -5.1 °F -21.5 °F -11.9 °F 72% 30.43 in 10.0 mi NW 9.2 mph - N/A   Clear
8:53 AM -2.9 °F -16.5 °F -11.0 °F 68% 30.44 in 10.0 mi NW 6.9 mph - N/A   Clear
9:53 AM -0.9 °F -15.3 °F -9.9 °F 66% 30.45 in 10.0 mi NW 8.1 mph - N/A   Clear
10:53 AM 1.9 °F -13.8 °F -8.0 °F 63% 30.47 in 10.0 mi WNW 10.4 mph - N/A   Clear
11:53 AM 3.9 °F -12.2 °F -8.0 °F 58% 30.45 in 10.0 mi West 11.5 mph - N/A   Clear
12:53 PM 6.1 °F -8.7 °F -7.1 °F 55% 30.43 in 10.0 mi NW 10.4 mph - N/A   Clear
1:53 PM 7.0 °F -7.5 °F -7.1 °F 53% 30.40 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
2:53 PM 8.1 °F -5.3 °F -6.0 °F 53% 30.40 in 10.0 mi West 9.2 mph - N/A   Overcast
3:53 PM 8.1 °F -3.2 °F -6.0 °F 53% 30.38 in 10.0 mi WNW 6.9 mph - N/A   Overcast
4:53 PM 8.1 °F -0.5 °F -5.1 °F 55% 30.38 in 10.0 mi West 4.6 mph - N/A   Overcast
5:53 PM 6.1 °F -0.9 °F -5.1 °F 60% 30.38 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
6:53 PM 6.1 °F - -2.9 °F 67% 30.37 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:53 PM 5.0 °F -5.6 °F -2.9 °F 70% 30.37 in 10.0 mi South 5.8 mph - N/A   Overcast
8:53 PM 8.1 °F - -0.0 °F 70% 30.35 in 10.0 mi Calm Calm - N/A   Overcast
9:53 PM 9.0 °F 2.4 °F 1.0 °F 70% 30.35 in 10.0 mi South 3.5 mph - N/A   Overcast
10:53 PM 10.0 °F 0.4 °F 1.9 °F 70% 30.33 in 6.0 mi SSW 5.8 mph - 0.00 in Snow Light Snow
11:53 PM 10.0 °F -1.9 °F 3.9 °F 76% 30.31 in 10.0 mi South 8.1 mph - 0.00 in   Overcast