Weather History for Marietta McCollum Field, GA

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Wednesday, December 19, 2012

  Actual Average (KVPC) Record (KVPC)
Temperature  
Mean Temperature 50 °F 42 °F  
Max Temperature 66 °F 52 °F 69 °F (2008)
Min Temperature 33 °F 31 °F 17 °F (2000)
Degree Days  
Heating Degree Days 16 23  
Month to date heating degree days 407  
Since 1 July heating degree days 1016  
Moisture  
Dew Point 41 °F    
Average Humidity 69    
Maximum Humidity 93    
Minimum Humidity 49    
Precipitation  
Precipitation 0.00 in 0.13 in 0.62 in (2002)
Month to date precipitation 2.98  
Snow  
Snow 0.00 in - - ()
Month to date snowfall  
Since 1 July snowfall  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.08 in    
Wind  
Wind Speed 1 mph (West)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 19, 2012 Rise Set
Actual Time 7:39 AM EST 5:32 PM EST
Civil Twilight 7:11 AM EST 6:00 PM EST
Nautical Twilight 6:40 AM EST 6:31 PM EST
Astronomical Twilight 6:09 AM EST 7:02 PM EST
Moon 12:05 PM EST (12/19) No Moon Set
Length of Visible Light 10h 48m
Length of Day
9h 53m
Waxing Crescent, 45% of the Moon is Illuminated
Dec 19
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (EST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
7:47 AM 33.8 °F 32.0 °F 93% 30.08 in 10.0 mi Calm Calm - N/A   Clear
8:47 AM 37.4 °F 35.6 °F 93% 30.11 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:47 AM 44.6 °F 37.4 °F 76% 30.12 in 10.0 mi Calm Calm - N/A   Clear
10:47 AM 51.8 °F 39.2 °F 62% 30.14 in 10.0 mi Calm Calm - N/A   Clear
11:47 AM - - N/A% 30.12 in 10.0 mi Calm Calm - N/A   Clear
12:47 PM - - N/A% 30.08 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
1:47 PM 64.4 °F 44.6 °F 49% 30.06 in 10.0 mi West 3.5 mph - N/A   Scattered Clouds
2:48 PM 66.2 °F 46.4 °F 49% 30.04 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
3:47 PM 66.2 °F 48.2 °F 52% 30.04 in 10.0 mi SW 5.8 mph - N/A   Mostly Cloudy
4:47 PM - - N/A% 30.05 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
5:47 PM - - N/A% 30.06 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:47 PM - - N/A% 30.06 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:50 PM 51.8 °F 44.6 °F 76% 30.08 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:48 PM - - N/A% 30.07 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:50 PM - - N/A% 30.07 in 10.0 mi Calm Calm - N/A   Scattered Clouds