Weather History for Washington, DC

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Thursday, March 7, 2013

  Actual Average Record
Temperature  
Mean Temperature 45 °F 44 °F  
Max Temperature 52 °F 53 °F 77 °F (1961)
Min Temperature 37 °F 35 °F 13 °F (1890)
Degree Days  
Heating Degree Days 20 21  
Month to date heating degree days 176 154  
Since 1 July heating degree days 2990 3262  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 27 °F    
Average Humidity 53    
Maximum Humidity 70    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.10 in 1.32 in (1880)
Month to date precipitation 1.03 0.67  
Year to date precipitation 5.23 6.10  
Snow  
Snow 0.00 in 0.10 in 8.00 in (1941)
Month to date snowfall 0.2 0.6  
Since 1 July snowfall 1.7 14.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 16 mph (NNW)    
Max Wind Speed 30 mph    
Max Gust Speed 39 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 07, 2013 Rise Set
Actual Time 6:31 AM EST 6:07 PM EST
Civil Twilight 6:04 AM EST 6:34 PM EST
Nautical Twilight 5:33 AM EST 7:04 PM EST
Astronomical Twilight 5:03 AM EST 7:35 PM EST
Moon 3:27 AM EST (3/7) 1:54 PM EST (3/7)
Length of Visible Light 12h 29m
Length of Day
11h 36m
Waning Crescent, 20% of the Moon is Illuminated
Mar 7
Waning Crescent
Mar 11
New
Mar 19
First Quarter
Mar 27
Full
Apr 3
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 39.2 °F 31.6 °F 30.2 °F 70% 30.01 in 10.0 mi NNW 12.7 mph - N/A   Overcast
1:52 AM 41.0 °F 33.5 °F 30.0 °F 65% 30.01 in 10.0 mi North 13.8 mph - N/A   Overcast
2:52 AM 39.9 °F 31.8 °F 28.9 °F 65% 30.01 in 10.0 mi North 15.0 mph - N/A   Scattered Clouds
3:52 AM 39.0 °F 31.0 °F 28.0 °F 65% 30.04 in 10.0 mi North 13.8 mph - N/A   Scattered Clouds
4:52 AM 37.9 °F 30.0 °F 27.0 °F 65% 30.05 in 10.0 mi North 12.7 mph - N/A   Scattered Clouds
5:52 AM 37.9 °F 32.1 °F 28.0 °F 68% 30.06 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
6:52 AM 39.0 °F 32.3 °F 27.0 °F 62% 30.07 in 10.0 mi NNW 10.4 mph - N/A   Scattered Clouds
7:52 AM 41.0 °F 34.3 °F 26.1 °F 55% 30.09 in 10.0 mi North 11.5 mph - N/A   Partly Cloudy
8:52 AM 43.0 °F 35.4 °F 26.1 °F 51% 30.11 in 10.0 mi NW 16.1 mph - N/A   Scattered Clouds
9:52 AM 44.6 °F 35.5 °F 26.6 °F 49% 30.12 in 10.0 mi North 25.3 mph 31.1 mph N/A   Scattered Clouds
10:52 AM 46.9 °F - 25.0 °F 42% 30.11 in 10.0 mi North 23.0 mph 32.2 mph N/A   Scattered Clouds
11:52 AM 48.9 °F - 25.0 °F 39% 30.11 in 10.0 mi North 21.9 mph 32.2 mph N/A   Scattered Clouds
12:52 PM 48.9 °F - 25.0 °F 39% 30.10 in 10.0 mi NW 13.8 mph 29.9 mph N/A   Mostly Cloudy
1:52 PM 51.1 °F - 25.0 °F 36% 30.09 in 10.0 mi NW 21.9 mph 26.5 mph N/A   Mostly Cloudy
2:52 PM 51.1 °F - 25.0 °F 36% 30.09 in 10.0 mi NNW 23.0 mph 28.8 mph N/A   Mostly Cloudy
3:52 PM 50.0 °F - 24.1 °F 36% 30.09 in 10.0 mi NW 24.2 mph 31.1 mph N/A   Mostly Cloudy
4:52 PM 48.0 °F - 25.0 °F 41% 30.10 in 10.0 mi NNW 23.0 mph 33.4 mph N/A   Mostly Cloudy
5:52 PM 46.9 °F - 25.0 °F 42% 30.12 in 10.0 mi NW 16.1 mph 27.6 mph N/A   Mostly Cloudy
6:52 PM 46.0 °F 39.3 °F 26.1 °F 46% 30.14 in 10.0 mi NNW 16.1 mph 27.6 mph N/A   Scattered Clouds
7:52 PM 45.0 °F 38.9 °F 26.1 °F 48% 30.15 in 10.0 mi NW 12.7 mph - N/A   Scattered Clouds
8:52 PM 44.1 °F 37.4 °F 27.0 °F 51% 30.16 in 10.0 mi NNW 13.8 mph - N/A   Partly Cloudy
9:52 PM 42.1 °F 34.9 °F 27.0 °F 55% 30.16 in 10.0 mi NW 13.8 mph - N/A   Partly Cloudy
10:52 PM 41.0 °F 34.3 °F 27.0 °F 57% 30.16 in 10.0 mi NNW 11.5 mph - N/A   Partly Cloudy
11:52 PM 41.0 °F 33.1 °F 27.0 °F 57% 30.16 in 10.0 mi NW 15.0 mph 23.0 mph N/A   Partly Cloudy