Washington, VA

6:46 AM EST on December 11, 2017 (GMT -0500)
Ronald Reagan Washington National

Weather History for KDCA - December, 2014

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Friday, December 19, 2014

  Actual Average Record
Temperature  
Mean Temperature 39 °F 39 °F  
Max Temperature 43 °F 46 °F 74 °F (1924)
Min Temperature 34 °F 32 °F 6 °F (1884)
Degree Days  
Heating Degree Days 26 26  
Month to date heating degree days 394 453  
Since 1 July heating degree days 1001 1148  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1712 1549  
Moisture  
Dew Point 22 °F    
Average Humidity 50    
Maximum Humidity 56    
Minimum Humidity 43    
Precipitation  
Precipitation 0.00 in 0.10 in 1.34 in (2009)
Month to date precipitation 2.08 1.97  
Year to date precipitation 42.99 38.66  
Snow  
Snow 0.00 in 0.00 in 15.00 in (2009)
Month to date snowfall T 1.2  
Since 1 July snowfall T 1.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 11 mph (NW)    
Max Wind Speed 18 mph    
Max Gust Speed 26 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Dec. 19, 2014 Rise Set
Actual Time 7:21 AM EST 4:48 PM EST
Civil Twilight 6:51 AM EST 5:18 PM EST
Nautical Twilight 6:18 AM EST 5:52 PM EST
Astronomical Twilight 5:46 AM EST 6:24 PM EST
Moon 4:35 AM EST (12/19) 3:08 PM EST (12/19)
Length of Visible Light 10h 26m
Length of Day
9h 26m
Waning Crescent, 7% of the Moon is Illuminated
Dec 19
Waning Crescent
Dec 21
New
Dec 28
First Quarter
Jan 4
Full
Jan 13
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 37.9 °F 30.9 °F 21.0 °F 51% 30.13 in 10.0 mi WNW 10.4 mph - N/A   Overcast
1:52 AM 37.9 °F 30.0 °F 21.9 °F 53% 30.13 in 10.0 mi NW 12.7 mph - N/A   Overcast
2:52 AM 37.9 °F 32.7 °F 21.0 °F 51% 30.14 in 10.0 mi WNW 6.9 mph - N/A   Overcast
3:52 AM 37.9 °F 31.5 °F 21.0 °F 51% 30.13 in 10.0 mi WNW 9.2 mph - N/A   Overcast
4:52 AM 37.0 °F 31.6 °F 21.0 °F 52% 30.13 in 10.0 mi WNW 6.9 mph - N/A   Overcast
5:52 AM 37.0 °F 31.6 °F 21.0 °F 52% 30.13 in 10.0 mi WNW 6.9 mph - N/A   Overcast
6:52 AM 37.9 °F 32.7 °F 21.0 °F 51% 30.15 in 10.0 mi WNW 6.9 mph - N/A   Overcast
7:52 AM 37.9 °F 30.5 °F 21.0 °F 51% 30.17 in 10.0 mi NW 11.5 mph - N/A   Mostly Cloudy
8:52 AM 39.0 °F 31.8 °F 21.9 °F 50% 30.17 in 10.0 mi NW 11.5 mph - N/A   Overcast
9:52 AM 39.0 °F 31.4 °F 21.9 °F 50% 30.19 in 10.0 mi NW 12.7 mph - N/A   Overcast
10:52 AM 39.0 °F 31.0 °F 23.0 °F 53% 30.19 in 10.0 mi NNW 13.8 mph 21.9 mph N/A   Overcast
11:52 AM 39.2 °F 31.6 °F 24.8 °F 56% 30.17 in 10.0 mi NW 12.7 mph - N/A   Overcast
12:52 PM 41.0 °F 33.5 °F 23.0 °F 49% 30.16 in 10.0 mi NW 13.8 mph 20.7 mph N/A   Overcast
1:52 PM 41.0 °F 32.8 °F 23.0 °F 49% 30.14 in 10.0 mi NNW 16.1 mph 21.9 mph N/A   Overcast
2:52 PM 42.1 °F 35.2 °F 23.0 °F 47% 30.17 in 10.0 mi NNW 12.7 mph - N/A   Mostly Cloudy
3:52 PM 42.1 °F 35.7 °F 21.9 °F 45% 30.17 in 10.0 mi NNW 11.5 mph - N/A   Scattered Clouds
4:52 PM 41.0 °F 34.3 °F 21.9 °F 47% 30.19 in 10.0 mi NW 11.5 mph - N/A   Scattered Clouds
5:52 PM 39.2 °F 32.0 °F 21.2 °F 49% 30.20 in 10.0 mi NW 11.5 mph - N/A   Partly Cloudy
6:52 PM 39.0 °F 32.3 °F 21.9 °F 50% 30.22 in 10.0 mi NW 10.4 mph - N/A   Clear
7:52 PM 37.9 °F 30.9 °F 21.9 °F 53% 30.23 in 10.0 mi NW 10.4 mph - N/A   Clear
8:52 PM 37.0 °F 28.9 °F 21.9 °F 54% 30.25 in 10.0 mi NNW 12.7 mph - N/A   Clear
9:52 PM 36.0 °F 28.5 °F 21.9 °F 57% 30.27 in 10.0 mi NW 10.4 mph - N/A   Clear
10:52 PM 35.1 °F 28.6 °F 21.9 °F 59% 30.27 in 10.0 mi NNW 8.1 mph - N/A   Clear
11:52 PM 34.0 °F 27.2 °F 21.0 °F 59% 30.26 in 10.0 mi NNW 8.1 mph - N/A   Clear