Weather History for Washington, DC

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Monday, June 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 80 °F 76 °F  
Max Temperature 86 °F 85 °F 97 °F (2014)
Min Temperature 73 °F 67 °F 50 °F (1926)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 5  
Since 1 June heating degree days 0 5  
Since 1 July heating degree days 3765 4030  
Cooling Degree Days 15 11  
Month to date cooling degree days 182 149  
Year to date cooling degree days 367 283  
Since 1 June cooling degree days 182 149  
Growing Degree Days 30 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 71    
Maximum Humidity 84    
Minimum Humidity 58    
Precipitation  
Precipitation T in 0.13 in 2.22 in (1878)
Month to date precipitation 5.88 2.15  
Year to date precipitation 18.46 18.11  
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 29.93 in    
Wind  
Wind Speed 7 mph (South)    
Max Wind Speed 16 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jun. 17, 2013 Rise Set
Actual Time 5:42 AM EDT 8:35 PM EDT
Civil Twilight 5:10 AM EDT 9:07 PM EDT
Nautical Twilight 4:30 AM EDT 9:48 PM EDT
Astronomical Twilight 3:43 AM EDT 10:34 PM EDT
Moon 2:15 PM EDT (6/17) 1:13 AM EDT (6/17)
Length of Visible Light 15h 57m
Length of Day
14h 53m
First Quarter, 60% of the Moon is Illuminated
Jun 17
First Quarter
Jun 23
Full
Jun 30
Last Quarter
Jul 8
New
Jul 15
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 75.0 °F - 66.0 °F 73% 29.93 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
1:52 AM 73.9 °F - 66.9 °F 79% 29.93 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:52 AM 75.0 °F - 68.0 °F 79% 29.93 in 10.0 mi Calm Calm - N/A   Overcast
3:52 AM 75.9 °F - 66.9 °F 74% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
4:52 AM 73.9 °F - 68.0 °F 82% 29.94 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
5:52 AM 73.9 °F - 64.9 °F 73% 29.95 in 10.0 mi SW 3.5 mph - N/A   Overcast
6:52 AM 73.9 °F - 66.0 °F 76% 29.96 in 10.0 mi SW 5.8 mph - N/A   Overcast
7:52 AM 75.9 °F - 66.0 °F 71% 29.97 in 10.0 mi South 4.6 mph - N/A   Overcast
8:52 AM 78.1 °F - 66.9 °F 68% 29.97 in 10.0 mi South 4.6 mph - N/A   Overcast
9:52 AM 78.1 °F - 69.1 °F 74% 29.97 in 10.0 mi South 9.2 mph - N/A   Overcast
10:52 AM 80.1 °F 82.9 °F 69.1 °F 69% 29.95 in 10.0 mi South 11.5 mph - N/A   Mostly Cloudy
11:52 AM 81.0 °F 84.4 °F 70.0 °F 69% 29.94 in 10.0 mi South 10.4 mph - N/A   Mostly Cloudy
12:35 PM 82.4 °F 84.6 °F 66.2 °F 58% 29.94 in 10.0 mi South 5.8 mph - 0.00 in Rain Light Rain
12:52 PM 82.9 °F 85.4 °F 66.9 °F 58% 29.95 in 9.0 mi Variable 4.6 mph - 0.00 in Rain Light Rain
1:22 PM 84.2 °F 87.3 °F 68.0 °F 58% 29.94 in 10.0 mi East 6.9 mph - 0.00 in   Mostly Cloudy
1:52 PM 81.0 °F 83.8 °F 68.0 °F 65% 29.94 in 10.0 mi SSE 13.8 mph - 0.00 in   Mostly Cloudy
2:52 PM 82.9 °F 86.5 °F 69.1 °F 63% 29.92 in 10.0 mi SSE 10.4 mph - N/A   Mostly Cloudy
3:52 PM 84.9 °F 88.8 °F 69.1 °F 59% 29.90 in 10.0 mi South 13.8 mph - N/A   Mostly Cloudy
4:52 PM 84.9 °F 88.8 °F 69.1 °F 59% 29.89 in 10.0 mi South 11.5 mph - N/A   Mostly Cloudy
5:24 PM 82.4 °F 86.3 °F 69.8 °F 66% 29.88 in 10.0 mi South 10.4 mph - 0.00 in Rain Light Rain
5:52 PM 84.0 °F 87.0 °F 68.0 °F 58% 29.88 in 10.0 mi South 13.8 mph - 0.00 in   Mostly Cloudy
5:58 PM 82.4 °F 85.4 °F 68.0 °F 62% 29.89 in 10.0 mi South 15.0 mph - N/A   Mostly Cloudy
6:52 PM 82.0 °F 84.5 °F 66.9 °F 60% 29.89 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
7:52 PM 82.0 °F 85.5 °F 69.1 °F 65% 29.90 in 10.0 mi SSE 5.8 mph - N/A   Mostly Cloudy
8:52 PM 80.1 °F 83.2 °F 70.0 °F 71% 29.91 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
9:52 PM 79.0 °F - 71.1 °F 77% 29.91 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
10:52 PM 79.0 °F - 72.0 °F 79% 29.93 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
11:52 PM 78.1 °F - 71.1 °F 79% 29.92 in 10.0 mi South 6.9 mph - N/A   Overcast