Weather History for KDCA - April, 2012

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Tuesday, April 10, 2012

  Actual Average Record
Temperature  
Mean Temperature 57 °F 55 °F  
Max Temperature 68 °F 65 °F 91 °F (2013)
Min Temperature 45 °F 45 °F 28 °F (1997)
Degree Days  
Heating Degree Days 8 10  
Month to date heating degree days 76 118  
Since 1 July heating degree days 2897 3794  
Cooling Degree Days 0 1  
Month to date cooling degree days 0 1  
Year to date cooling degree days 23 3  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 31 °F    
Average Humidity 46    
Maximum Humidity 71    
Minimum Humidity 20    
Precipitation  
Precipitation 0.00 in 0.11 in 1.57 in (1918)
Month to date precipitation 0.15 1.09  
Year to date precipitation 5.69 10.00  
Snow  
Snow 0.00 in 0.00 in T in (1975)
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 29.81 in    
Wind  
Wind Speed 11 mph (West)    
Max Wind Speed 25 mph    
Max Gust Speed 36 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 10, 2012 Rise Set
Actual Time 6:38 AM EDT 7:40 PM EDT
Civil Twilight 6:11 AM EDT 8:08 PM EDT
Nautical Twilight 5:38 AM EDT 8:40 PM EDT
Astronomical Twilight 5:05 AM EDT 9:14 PM EDT
Moon No Moon Rise 9:23 AM EDT (4/10)
Length of Visible Light 13h 57m
Length of Day
13h 02m
Waning Gibbous, 79% of the Moon is Illuminated
Apr 10
Waning Gibbous
Apr 13
Last Quarter
Apr 21
New
Apr 29
First Quarter
May 5
Full

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 54.0 °F - 36.0 °F 51% 29.86 in 10.0 mi WNW 9.2 mph - N/A   Scattered Clouds
1:52 AM 52.0 °F - 37.0 °F 57% 29.85 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:52 AM 48.9 °F - 39.0 °F 69% 29.84 in 10.0 mi SSW 5.8 mph - N/A   Clear
3:52 AM 48.0 °F - 37.9 °F 68% 29.83 in 10.0 mi SW 6.9 mph - N/A   Clear
4:52 AM 46.9 °F - 37.9 °F 71% 29.82 in 10.0 mi SW 5.8 mph - N/A   Clear
5:52 AM 46.9 °F - 37.9 °F 71% 29.83 in 10.0 mi SW 4.6 mph - N/A   Clear
6:52 AM 46.0 °F 43.9 °F 37.9 °F 73% 29.83 in 10.0 mi SSW 4.6 mph - N/A   Partly Cloudy
7:52 AM 50.0 °F - 37.9 °F 63% 29.84 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
8:52 AM 53.1 °F - 42.1 °F 66% 29.83 in 10.0 mi South 8.1 mph - N/A   Partly Cloudy
9:52 AM 57.0 °F - 37.9 °F 49% 29.82 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
10:52 AM 61.0 °F - 34.0 °F 36% 29.80 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
11:52 AM 64.0 °F - 25.0 °F 23% 29.78 in 10.0 mi WNW 11.5 mph 24.2 mph N/A   Mostly Cloudy
12:52 PM 62.1 °F - 25.0 °F 24% 29.77 in 10.0 mi WSW 6.9 mph 17.3 mph N/A   Mostly Cloudy
1:52 PM 64.0 °F - 26.1 °F 24% 29.76 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
2:52 PM 66.9 °F - 25.0 °F 21% 29.73 in 10.0 mi West 12.7 mph 20.7 mph N/A   Mostly Cloudy
3:52 PM 68.0 °F - 26.1 °F 21% 29.72 in 10.0 mi NW 10.4 mph 19.6 mph N/A   Partly Cloudy
4:52 PM 66.0 °F - 24.1 °F 20% 29.71 in 10.0 mi NNW 21.9 mph - N/A   Partly Cloudy
5:52 PM 64.0 °F - 24.1 °F 22% 29.72 in 10.0 mi NNW 17.3 mph 24.2 mph N/A   Partly Cloudy
6:52 PM 62.1 °F - 21.9 °F 21% 29.75 in 10.0 mi NNW 15.0 mph - N/A   Partly Cloudy
7:52 PM 57.9 °F - 24.1 °F 27% 29.79 in 10.0 mi North 16.1 mph 23.0 mph N/A   Partly Cloudy
8:52 PM 55.0 °F - 25.0 °F 31% 29.84 in 10.0 mi North 18.4 mph 27.6 mph N/A   Partly Cloudy
9:52 PM 51.1 °F - 26.1 °F 38% 29.89 in 10.0 mi North 20.7 mph 31.1 mph N/A   Partly Cloudy
10:52 PM 48.9 °F - 25.0 °F 39% 29.91 in 10.0 mi NNW 17.3 mph 21.9 mph N/A   Partly Cloudy
11:52 PM 46.9 °F - 21.9 °F 37% 29.91 in 10.0 mi NNW 17.3 mph 23.0 mph N/A   Partly Cloudy