Washington, VA

1:01 PM EDT on October 20, 2017 (GMT -0400)
Ronald Reagan Washington National

Weather History for KDCA - December, 2011

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Week of December 11, 2011 through December 17, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 63 °F 51 °F 43 °F
Mean Temperature 53 °F 43 °F 36 °F
Min Temperature 43 °F 35 °F 29 °F
Degree Days  
Heating Degree Days (base 65) 29 22 12 152
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 4 1 0 6
Dew Point  
Dew Point 51 °F 29 °F 10 °F
Precipitation  
Precipitation 0.01 in 0.00 in 0.00 in 0.01 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 26 mph 7 mph 0 mph
Gust Wind 31 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.71 in 30.35 in 29.88 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Dec. 14, 2011 Rise Set
Actual Time 7:18 AM EST 4:46 PM EST
Civil Twilight 6:48 AM EST 5:16 PM EST
Nautical Twilight 6:15 AM EST 5:50 PM EST
Astronomical Twilight 5:42 AM EST 6:22 PM EST
Moon 9:02 PM EST (12/14) 10:03 AM EST (12/14)
Length of Visible Light 10h 28m
Length of Day
9h 28m
Waning Gibbous, 83% of the Moon is Illuminated
Dec 14
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full

Daily Weather History & Observations

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
11 43 36 29 24 18 10 69 48 27 30.71 30.64 30.56 10 10 10 13 3 15 0.00  
12 46 38 29 34 27 24 85 68 51 30.63 30.56 30.49 10 10 9 8 3 9 0.00  
13 52 41 30 32 27 24 85 60 35 30.48 30.44 30.40 10 10 7 15 6 20 0.00  
14 50 44 38 36 33 30 85 69 52 30.45 30.39 30.30 10 10 8 8 3 9 T  
15 63 53 43 51 42 34 70 61 52 30.28 30.05 29.88 10 10 10 23 12 30 0.01 Rain
16 62 53 43 51 30 23 80 56 32 30.25 30.15 29.88 10 10 10 26 11 31 0.00  
17 43 38 33 26 24 21 75 60 45 30.25 30.22 30.17 10 10 10 18 10 24 T Snow