Weather History for KADW - December, 2012

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Thursday, December 27, 2012

  Actual Average (KDCA) Record (KDCA)
Temperature  
Mean Temperature 38 °F 37 °F  
Max Temperature 40 °F 44 °F 72 °F (1971)
Min Temperature 36 °F 30 °F 2 °F (1914)
Degree Days  
Heating Degree Days 27 28  
Month to date heating degree days 672  
Since 1 July heating degree days 1367  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 1549  
Moisture  
Dew Point 30 °F    
Average Humidity 75    
Maximum Humidity 96    
Minimum Humidity 54    
Precipitation  
Precipitation 0.06 in 0.09 in 1.16 in (1894)
Month to date precipitation 2.71  
Year to date precipitation 39.40  
Snow  
Snow 0.00 in 0.10 in 3.30 in (1939)
Month to date snowfall 1.9  
Since 1 July snowfall 2.4  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.67 in    
Wind  
Wind Speed 19 mph (WNW)    
Max Wind Speed 26 mph    
Max Gust Speed 38 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 27, 2012 Rise Set
Actual Time 7:24 AM EST 4:52 PM EST
Civil Twilight 6:54 AM EST 5:22 PM EST
Nautical Twilight 6:21 AM EST 5:56 PM EST
Astronomical Twilight 5:49 AM EST 6:28 PM EST
Moon 4:34 PM EST (12/27) 6:34 AM EST (12/27)
Length of Visible Light 10h 27m
Length of Day
9h 28m
Full, 100% of the Moon is Illuminated
Dec 27
Full
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:08 AM 37.4 °F 27.5 °F 35.6 °F 93% 29.40 in 6.0 mi WNW 18.4 mph 27.6 mph N/A   Overcast
12:55 AM 36.5 °F 25.2 °F 35.4 °F 96% 29.40 in 5.0 mi WNW 23.0 mph 27.6 mph 0.01 in Rain Light Rain
1:44 AM 37.4 °F 27.2 °F 35.6 °F 93% 29.42 in 7.0 mi NW 19.6 mph 27.6 mph N/A   Light Drizzle
1:55 AM 36.7 °F 25.7 °F 35.4 °F 95% 29.43 in 10.0 mi NW 21.9 mph 26.5 mph 0.00 in   Light Drizzle
1:59 AM 37.4 °F 26.9 °F 35.6 °F 93% 29.43 in 10.0 mi NW 20.7 mph 26.5 mph N/A   Overcast
2:04 AM 37.4 °F 27.8 °F 35.6 °F 93% 29.43 in 10.0 mi NNW 17.3 mph 26.5 mph N/A   Light Drizzle
2:06 AM 37.4 °F 28.2 °F 35.6 °F 93% 29.43 in 10.0 mi NW 16.1 mph 26.5 mph N/A   Light Drizzle
2:12 AM 37.4 °F 27.5 °F 35.6 °F 93% 29.43 in 10.0 mi NW 18.4 mph 23.0 mph N/A Rain Light Rain
2:25 AM 37.4 °F 28.2 °F 35.6 °F 93% 29.45 in 10.0 mi NW 16.1 mph 24.2 mph N/A   Overcast
2:55 AM 37.2 °F 27.6 °F 34.9 °F 91% 29.46 in 10.0 mi WNW 17.3 mph 23.0 mph 0.00 in   Overcast
3:01 AM 37.4 °F 27.8 °F 33.8 °F 87% 29.47 in 10.0 mi WNW 17.3 mph 23.0 mph N/A   Overcast
3:55 AM 36.9 °F 27.5 °F 34.2 °F 90% 29.49 in 10.0 mi WNW 16.1 mph - N/A   Overcast
4:55 AM 36.3 °F 26.8 °F 32.5 °F 86% 29.52 in 10.0 mi WNW 16.1 mph 24.2 mph N/A   Overcast
5:55 AM 36.5 °F 25.7 °F 30.2 °F 78% 29.57 in 10.0 mi NW 20.7 mph 27.6 mph N/A   Scattered Clouds
6:27 AM 37.4 °F 27.2 °F 30.2 °F 75% 29.59 in 10.0 mi NW 19.6 mph 25.3 mph N/A   Mostly Cloudy
6:55 AM 36.7 °F 26.0 °F 29.7 °F 76% 29.60 in 10.0 mi WNW 20.7 mph 25.3 mph 0.03 in   Overcast
7:55 AM 37.4 °F 27.5 °F 29.7 °F 74% 29.65 in 10.0 mi WNW 18.4 mph 24.2 mph 0.02 in   Overcast
8:14 AM 37.4 °F 26.1 °F 28.4 °F 70% 29.66 in 10.0 mi WNW 24.2 mph 33.4 mph N/A   Overcast
8:55 AM 37.9 °F 27.9 °F 27.9 °F 67% 29.69 in 10.0 mi WNW 19.6 mph 27.6 mph N/A   Overcast
9:55 AM 39.4 °F 28.7 °F 27.7 °F 63% 29.72 in 10.0 mi WNW 24.2 mph 38.0 mph N/A   Scattered Clouds
10:55 AM 39.0 °F 29.3 °F 27.0 °F 62% 29.76 in 10.0 mi WNW 19.6 mph 29.9 mph N/A   Overcast
11:55 AM 39.9 °F 29.0 °F 25.9 °F 57% 29.77 in 10.0 mi NW 26.5 mph 34.5 mph N/A   Overcast
12:55 PM 40.3 °F 29.7 °F 25.0 °F 54% 29.78 in 10.0 mi WNW 25.3 mph 36.8 mph N/A   Overcast
1:55 PM 38.7 °F 28.3 °F 25.3 °F 59% 29.80 in 10.0 mi WNW 21.9 mph 31.1 mph N/A   Overcast
2:55 PM 38.7 °F 29.5 °F 24.1 °F 56% 29.84 in 10.0 mi WNW 17.3 mph 31.1 mph N/A   Mostly Cloudy
3:55 PM 37.6 °F 26.9 °F 23.5 °F 57% 29.88 in 10.0 mi NW 21.9 mph 27.6 mph N/A   Overcast
4:55 PM 36.9 °F 27.8 °F 23.7 °F 59% 29.90 in 10.0 mi WNW 15.0 mph - N/A   Overcast
5:55 PM 36.7 °F 27.2 °F 24.1 °F 60% 29.93 in 10.0 mi West 16.1 mph 21.9 mph N/A   Overcast
6:55 PM 36.5 °F 27.4 °F 24.4 °F 62% 29.94 in 10.0 mi WNW 15.0 mph - N/A   Overcast
7:55 PM 36.0 °F 26.3 °F 24.6 °F 63% 29.96 in 10.0 mi WNW 16.1 mph 23.0 mph N/A   Overcast
8:55 PM 36.3 °F 28.0 °F 25.0 °F 63% 29.98 in 10.0 mi WNW 12.7 mph - N/A   Overcast
9:55 PM 36.5 °F 29.2 °F 25.3 °F 64% 30.00 in 10.0 mi WNW 10.4 mph - N/A   Overcast
10:55 PM 36.3 °F 28.4 °F 25.3 °F 64% 30.02 in 10.0 mi WNW 11.5 mph - N/A   Overcast
11:55 PM 36.7 °F 28.0 °F 25.3 °F 64% 30.02 in 10.0 mi WNW 13.8 mph - N/A   Overcast