Weather History for KDCA - May, 2013

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Monday, May 27, 2013

  Actual Average Record
Temperature  
Mean Temperature 63 °F 69 °F  
Max Temperature 73 °F 78 °F 95 °F (1965)
Min Temperature 52 °F 60 °F 42 °F (1915)
Degree Days  
Heating Degree Days 2 1  
Month to date heating degree days 83 75  
Since 1 July heating degree days 3765 4021  
Cooling Degree Days 0 5  
Month to date cooling degree days 89 83  
Year to date cooling degree days 130 109  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 41 °F    
Average Humidity 44    
Maximum Humidity 64    
Minimum Humidity 24    
Precipitation  
Precipitation 0.00 in 0.13 in 1.50 in (1885)
Month to date precipitation 1.48 3.47  
Year to date precipitation 11.24 15.44  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 3.1 15.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.25 in    
Wind  
Wind Speed 4 mph (NW)    
Max Wind Speed 10 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 27, 2013 Rise Set
Actual Time 5:47 AM EDT 8:24 PM EDT
Civil Twilight 5:16 AM EDT 8:55 PM EDT
Nautical Twilight 4:37 AM EDT 9:33 PM EDT
Astronomical Twilight 3:54 AM EDT 10:17 PM EDT
Moon 11:02 PM EDT (5/27) 8:21 AM EDT (5/27)
Length of Visible Light 15h 39m
Length of Day
14h 37m
Waning Gibbous, 91% of the Moon is Illuminated
May 27
Waning Gibbous
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
Jun 23
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 63.0 °F 39.9 °F 43% 30.24 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:52 AM 59.0 °F 41.0 °F 51% 30.24 in 10.0 mi North 4.6 mph - N/A   Partly Cloudy
2:52 AM 57.0 °F 39.0 °F 51% 30.25 in 10.0 mi NNW 6.9 mph - N/A   Scattered Clouds
3:52 AM 55.9 °F 37.0 °F 49% 30.25 in 10.0 mi North 4.6 mph - N/A   Partly Cloudy
4:52 AM 53.1 °F 41.0 °F 64% 30.26 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
5:52 AM 53.1 °F 41.0 °F 64% 30.27 in 10.0 mi North 5.8 mph - N/A   Mostly Cloudy
6:52 AM 55.0 °F 41.0 °F 59% 30.28 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
7:52 AM 59.0 °F 41.0 °F 51% 30.29 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
8:52 AM 63.0 °F 41.0 °F 45% 30.30 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
9:52 AM 66.9 °F 36.0 °F 32% 30.29 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:52 AM 70.0 °F 36.0 °F 29% 30.29 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
11:52 AM 71.1 °F 32.0 °F 24% 30.28 in 10.0 mi Calm Calm - N/A   Overcast
12:52 PM 71.1 °F 35.1 °F 27% 30.27 in 10.0 mi ESE 3.5 mph - N/A   Overcast
1:52 PM 71.1 °F 39.9 °F 32% 30.26 in 10.0 mi South 5.8 mph - N/A   Overcast
2:35 PM 71.6 °F 42.8 °F 35% 30.24 in 10.0 mi South 8.1 mph - N/A   Overcast
2:52 PM 71.1 °F 43.0 °F 36% 30.24 in 10.0 mi South 6.9 mph - N/A   Overcast
3:52 PM 72.0 °F 41.0 °F 33% 30.22 in 10.0 mi Variable 3.5 mph 16.1 mph N/A   Overcast
4:52 PM 72.0 °F 41.0 °F 33% 30.21 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
5:52 PM 71.1 °F 43.0 °F 36% 30.20 in 10.0 mi West 8.1 mph - N/A   Overcast
6:52 PM 70.0 °F 43.0 °F 38% 30.19 in 10.0 mi West 4.6 mph - N/A   Overcast
7:52 PM 69.1 °F 44.1 °F 40% 30.20 in 10.0 mi WSW 6.9 mph - N/A   Overcast
8:52 PM 68.0 °F 44.1 °F 42% 30.20 in 10.0 mi West 4.6 mph - N/A   Overcast
9:52 PM 66.9 °F 45.0 °F 45% 30.21 in 10.0 mi West 3.5 mph - N/A   Overcast
10:52 PM 64.9 °F 48.0 °F 54% 30.22 in 10.0 mi North 4.6 mph - N/A   Overcast
11:52 PM 66.0 °F 48.0 °F 52% 30.22 in 10.0 mi Calm Calm - N/A   Mostly Cloudy