Arlington, DC

5:03 PM EDT on September 27, 2016 (GMT -0400)
Ronald Reagan Washington National

Weather History for KDCA - April, 2012

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Tuesday, April 24, 2012

  Actual Average Record
Temperature  
Mean Temperature 53 °F 60 °F  
Max Temperature 64 °F 69 °F 94 °F (1960)
Min Temperature 42 °F 50 °F 34 °F (1930)
Degree Days  
Heating Degree Days 12 7  
Month to date heating degree days 174 235  
Since 1 July heating degree days 2995 3911  
Cooling Degree Days 0 1  
Month to date cooling degree days 27 15  
Year to date cooling degree days 50 17  
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 29 °F    
Average Humidity 51    
Maximum Humidity 83    
Minimum Humidity 19    
Precipitation  
Precipitation 0.00 in 0.10 in 1.23 in (1977)
Month to date precipitation 1.74 2.44  
Year to date precipitation 7.28 11.35  
Snow  
Snow 0.00 in 0.00 in T in (2011)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 2.0 15.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.61 in    
Wind  
Wind Speed 10 mph (WSW)    
Max Wind Speed 21 mph    
Max Gust Speed 26 mph    
Visibility 10 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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Date:

Astronomy

Apr. 24, 2012 Rise Set
Actual Time 6:18 AM EDT 7:54 PM EDT
Civil Twilight 5:50 AM EDT 8:22 PM EDT
Nautical Twilight 5:16 AM EDT 8:56 PM EDT
Astronomical Twilight 4:40 AM EDT 9:32 PM EDT
Moon 8:14 AM EDT (4/24) 11:11 PM EDT (4/24)
Length of Visible Light 14h 32m
Length of Day
13h 35m
Waxing Crescent, 10% of the Moon is Illuminated
Apr 24
Waxing Crescent
Apr 29
First Quarter
May 5
Full
May 12
Last Quarter
May 20
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 44.1 °F 40.8 °F 39.0 °F 82% 29.56 in 10.0 mi WSW 5.8 mph - N/A   Overcast
1:52 AM 44.1 °F 39.5 °F 39.9 °F 85% 29.54 in 10.0 mi SW 8.1 mph - N/A   Clear
2:52 AM 44.1 °F 39.0 °F 39.9 °F 85% 29.54 in 10.0 mi SW 9.2 mph - N/A   Scattered Clouds
3:52 AM 44.1 °F 39.5 °F 37.0 °F 76% 29.55 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
4:52 AM 42.1 °F 37.1 °F 34.0 °F 73% 29.55 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
5:52 AM 42.1 °F 36.6 °F 33.1 °F 70% 29.56 in 10.0 mi SW 9.2 mph - N/A   Mostly Cloudy
6:52 AM 43.0 °F 37.2 °F 33.1 °F 68% 29.58 in 10.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
7:13 AM 44.6 °F 38.8 °F 33.8 °F 66% 29.58 in 10.0 mi SW 11.5 mph - N/A   Mostly Cloudy
7:52 AM 46.9 °F - 33.1 °F 59% 29.58 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
8:52 AM 51.1 °F - 32.0 °F 48% 29.59 in 10.0 mi SW 15.0 mph 21.9 mph N/A   Mostly Cloudy
9:52 AM 54.0 °F - 33.1 °F 45% 29.60 in 10.0 mi WSW 12.7 mph 21.9 mph N/A   Scattered Clouds
10:52 AM 57.0 °F - 27.0 °F 32% 29.61 in 10.0 mi SW 16.1 mph 24.2 mph N/A   Scattered Clouds
11:52 AM 59.0 °F - 27.0 °F 29% 29.61 in 10.0 mi West 16.1 mph 24.2 mph N/A   Scattered Clouds
12:52 PM 60.1 °F - 28.0 °F 30% 29.60 in 10.0 mi SSW 16.1 mph 23.0 mph N/A   Scattered Clouds
1:52 PM 61.0 °F - 25.0 °F 25% 29.60 in 10.0 mi SW 16.1 mph 21.9 mph N/A   Scattered Clouds
2:52 PM 61.0 °F - 23.0 °F 23% 29.60 in 10.0 mi SW 17.3 mph 20.7 mph N/A   Mostly Cloudy
3:52 PM 60.1 °F - 23.0 °F 24% 29.60 in 10.0 mi SW 8.1 mph 19.6 mph N/A   Mostly Cloudy
4:52 PM 63.0 °F - 23.0 °F 22% 29.60 in 10.0 mi WSW 16.1 mph 21.9 mph N/A   Mostly Cloudy
5:52 PM 61.0 °F - 18.0 °F 19% 29.62 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:52 PM 61.0 °F - 18.0 °F 19% 29.64 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
7:52 PM 59.0 °F - 19.9 °F 22% 29.68 in 10.0 mi WNW 13.8 mph 20.7 mph N/A   Mostly Cloudy
8:52 PM 57.0 °F - 24.1 °F 28% 29.70 in 10.0 mi NNW 6.9 mph - N/A   Overcast
9:52 PM 55.0 °F - 28.0 °F 35% 29.72 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
10:52 PM 54.0 °F - 28.9 °F 38% 29.74 in 10.0 mi East 3.5 mph - N/A   Mostly Cloudy
11:52 PM 55.0 °F - 30.9 °F 40% 29.75 in 10.0 mi Calm Calm - N/A   Mostly Cloudy