Washington, VA

1:21 PM EDT on May 23, 2017 (GMT -0400)
Ronald Reagan Washington National

Weather History for KDCA - August, 2014

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Wednesday, August 20, 2014

  Actual Average Record
Temperature  
Mean Temperature 81 °F 78 °F  
Max Temperature 89 °F 86 °F 101 °F (1983)
Min Temperature 72 °F 70 °F 50 °F (1896)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 0 6  
Since 1 July heating degree days 0 0  
Cooling Degree Days 16 13  
Month to date cooling degree days 254 274  
Year to date cooling degree days 1248 1179  
Since 1 June cooling degree days 1079 1045  
Growing Degree Days 31 (Base 50)    
Moisture  
Dew Point 64 °F    
Average Humidity 59    
Maximum Humidity 79    
Minimum Humidity 38    
Precipitation  
Precipitation 0.26 in 0.09 in 4.83 in (1963)
Month to date precipitation 2.90 1.95  
Year to date precipitation 33.18 25.42  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 6 mph (South)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Aug. 20, 2014 Rise Set
Actual Time 6:26 AM EDT 7:56 PM EDT
Civil Twilight 5:58 AM EDT 8:24 PM EDT
Nautical Twilight 5:24 AM EDT 8:57 PM EDT
Astronomical Twilight 4:48 AM EDT 9:33 PM EDT
Moon 2:05 AM EDT (8/20) 4:38 PM EDT (8/20)
Length of Visible Light 14h 25m
Length of Day
13h 29m
Waning Crescent, 21% of the Moon is Illuminated
Aug 20
Waning Crescent
Aug 25
New
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 75.9 °F - 66.0 °F 71% 29.94 in 10.0 mi SSE 5.8 mph - N/A   Mostly Cloudy
1:15 AM 75.2 °F - 66.2 °F 73% 29.94 in 10.0 mi South 5.8 mph - N/A   Overcast
1:52 AM 73.9 °F - 64.9 °F 73% 29.94 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
1:58 AM 73.4 °F - 64.4 °F 73% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:52 AM 73.9 °F - 64.0 °F 71% 29.93 in 10.0 mi SSE 3.5 mph - N/A   Scattered Clouds
3:52 AM 73.0 °F - 63.0 °F 71% 29.92 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
4:52 AM 73.0 °F - 62.1 °F 68% 29.93 in 10.0 mi SE 6.9 mph - N/A   Scattered Clouds
5:52 AM 73.9 °F - 63.0 °F 68% 29.94 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:52 AM 73.0 °F - 64.0 °F 73% 29.97 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
7:52 AM 75.0 °F - 64.9 °F 71% 29.97 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
8:52 AM 77.0 °F - 64.9 °F 66% 29.99 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
9:52 AM 78.8 °F - 66.2 °F 65% 30.00 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
10:52 AM 80.1 °F 81.9 °F 64.9 °F 60% 30.01 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
11:52 AM 82.0 °F 83.4 °F 64.0 °F 54% 30.00 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
12:52 PM 84.9 °F 86.1 °F 64.0 °F 49% 29.98 in 10.0 mi SSW 9.2 mph - N/A   Scattered Clouds
1:52 PM 87.1 °F 87.8 °F 63.0 °F 44% 29.96 in 10.0 mi South 12.7 mph - N/A   Scattered Clouds
2:52 PM 89.1 °F 89.0 °F 61.0 °F 39% 29.95 in 10.0 mi South 12.7 mph - N/A   Scattered Clouds
3:52 PM 86.0 °F 85.4 °F 59.0 °F 40% 29.95 in 10.0 mi South 13.8 mph - N/A   Mostly Cloudy
4:52 PM 84.0 °F 84.0 °F 60.1 °F 44% 29.96 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
5:08 PM 84.2 °F 83.8 °F 59.0 °F 42% 29.97 in 10.0 mi South 4.6 mph - N/A Rain Light Rain
5:24 PM 82.4 °F 82.9 °F 60.8 °F 48% 29.99 in 5.0 mi WSW 13.8 mph 18.4 mph 0.00 in Rain Light Rain
5:28 PM 78.8 °F - 62.6 °F 57% 30.00 in 1.2 mi Variable 3.5 mph 18.4 mph 0.02 in Rain Heavy Rain
5:41 PM 77.0 °F - 62.6 °F 61% 29.99 in 3.0 mi ESE 4.6 mph - 0.18 in Rain Heavy Rain
5:52 PM 75.9 °F - 64.9 °F 69% 29.99 in 5.0 mi ESE 3.5 mph - 0.24 in Rain Light Rain
5:57 PM 75.2 °F - 64.4 °F 69% 30.00 in 7.0 mi Calm Calm - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
6:25 PM 75.2 °F - 66.2 °F 73% 29.97 in 8.0 mi SSE 5.8 mph - 0.02 in Rain Light Rain
6:52 PM 75.9 °F - 66.9 °F 74% 29.97 in 10.0 mi South 11.5 mph - 0.02 in   Mostly Cloudy
7:52 PM 75.0 °F - 63.0 °F 66% 29.96 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
8:52 PM 75.9 °F - 62.1 °F 62% 29.98 in 10.0 mi NE 3.5 mph - N/A   Scattered Clouds
9:52 PM 73.9 °F - 66.0 °F 76% 30.00 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:52 PM 73.9 °F - 64.0 °F 71% 30.02 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:52 PM 73.0 °F - 66.0 °F 79% 30.03 in 10.0 mi Calm Calm - N/A   Partly Cloudy