Dulles Airport, VA

3:34 PM EDT on March 24, 2017 (GMT -0400)
Washington Dulles International

Weather History for KIAD - April, 2014

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Saturday, April 5, 2014

  Actual Average Record
Temperature  
Mean Temperature 49 °F 51 °F  
Max Temperature 56 °F 63 °F 86 °F (2010)
Min Temperature 41 °F 39 °F 22 °F (1965)
Degree Days  
Heating Degree Days 16 14  
Month to date heating degree days 64 75  
Since 1 July heating degree days 4744 4312  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 3  
Moisture  
Dew Point 31 °F    
Average Humidity 66    
Maximum Humidity 100    
Minimum Humidity 32    
Precipitation  
Precipitation 0.00 in 0.11 in 0.72 in (1977)
Month to date precipitation 0.01 0.60  
Year to date precipitation 10.61 9.40  
Snow  
Snow 0.00 in 0.00 in T in (2007)
Month to date snowfall 0.0 0.1  
Since 1 July snowfall 52.8 21.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 12 mph (NW)    
Max Wind Speed 23 mph    
Max Gust Speed 32 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Apr. 05, 2014 Rise Set
Actual Time 6:48 AM EDT 7:37 PM EDT
Civil Twilight 6:21 AM EDT 8:04 PM EDT
Nautical Twilight 5:49 AM EDT 8:36 PM EDT
Astronomical Twilight 5:16 AM EDT 9:09 PM EDT
Moon 10:56 AM EDT (4/5) 12:43 AM EDT (4/5)
Length of Visible Light 13h 43m
Length of Day
12h 49m
Waxing Crescent, 34% of the Moon is Illuminated
Apr 5
Waxing Crescent
Apr 7
First Quarter
Apr 15
Full
Apr 22
Last Quarter
Apr 29
New

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 48.9 °F - 46.9 °F 93% 29.75 in 5.0 mi North 9.2 mph - N/A   Mostly Cloudy
1:52 AM 46.9 °F - 46.0 °F 97% 29.76 in 7.0 mi Calm Calm - N/A   Partly Cloudy
2:52 AM 46.9 °F - 45.0 °F 93% 29.78 in 5.0 mi NNW 5.8 mph - N/A   Mostly Cloudy
3:52 AM 46.0 °F 44.8 °F 45.0 °F 96% 29.78 in 5.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
4:52 AM 45.0 °F - 44.1 °F 97% 29.81 in 5.0 mi Calm Calm - N/A   Scattered Clouds
5:52 AM 48.0 °F - 37.0 °F 66% 29.84 in 10.0 mi NW 11.5 mph 19.6 mph N/A   Clear
6:52 AM 46.9 °F - 33.1 °F 59% 29.87 in 10.0 mi NW 12.7 mph 21.9 mph N/A   Scattered Clouds
7:52 AM 46.9 °F - 30.9 °F 54% 29.90 in 10.0 mi NW 13.8 mph 24.2 mph N/A   Partly Cloudy
8:52 AM 50.0 °F - 30.9 °F 48% 29.94 in 10.0 mi WNW 12.7 mph - N/A   Partly Cloudy
9:52 AM 51.1 °F - 28.9 °F 43% 29.95 in 10.0 mi WNW 17.3 mph 28.8 mph N/A   Partly Cloudy
10:52 AM 53.1 °F - 30.0 °F 41% 29.97 in 10.0 mi WNW 19.6 mph 29.9 mph N/A   Partly Cloudy
11:52 AM 53.1 °F - 28.9 °F 40% 29.98 in 10.0 mi NW 17.3 mph 25.3 mph N/A   Scattered Clouds
12:52 PM 54.0 °F - 28.0 °F 37% 29.99 in 10.0 mi NW 19.6 mph 25.3 mph N/A   Scattered Clouds
1:52 PM 54.0 °F - 27.0 °F 35% 30.00 in 10.0 mi NW 19.6 mph 25.3 mph N/A   Mostly Cloudy
2:52 PM 55.0 °F - 27.0 °F 34% 30.01 in 10.0 mi NW 17.3 mph 27.6 mph N/A   Mostly Cloudy
3:52 PM 53.1 °F - 25.0 °F 34% 30.01 in 10.0 mi NNW 16.1 mph - N/A   Mostly Cloudy
4:52 PM 53.1 °F - 26.1 °F 35% 30.04 in 10.0 mi NW 12.7 mph - N/A   Mostly Cloudy
5:52 PM 52.0 °F - 25.0 °F 35% 30.05 in 10.0 mi NNW 19.6 mph 26.5 mph N/A   Mostly Cloudy
6:52 PM 51.1 °F - 25.0 °F 36% 30.07 in 10.0 mi NW 8.1 mph 19.6 mph N/A   Mostly Cloudy
7:52 PM 48.9 °F - 24.1 °F 38% 30.09 in 10.0 mi NW 11.5 mph 17.3 mph N/A   Mostly Cloudy
8:52 PM 48.0 °F - 25.0 °F 41% 30.12 in 10.0 mi NNW 15.0 mph 18.4 mph N/A   Mostly Cloudy
9:52 PM 46.0 °F 41.0 °F 25.0 °F 44% 30.14 in 10.0 mi NNW 10.4 mph - N/A   Mostly Cloudy
10:52 PM 44.1 °F 39.0 °F 25.0 °F 47% 30.16 in 10.0 mi NNW 9.2 mph - N/A   Mostly Cloudy
11:52 PM 43.0 °F 37.2 °F 25.0 °F 49% 30.17 in 10.0 mi NNW 10.4 mph - N/A   Scattered Clouds