Weather History for KIAD - June, 2013

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Wednesday, June 19, 2013

  Actual Average Record
Temperature  
Mean Temperature 70 °F 74 °F  
Max Temperature 77 °F 85 °F 98 °F (1994)
Min Temperature 63 °F 62 °F 45 °F (1986)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 13  
Since 1 June heating degree days 0 13  
Since 1 July heating degree days 4560 4715  
Cooling Degree Days 5 9  
Month to date cooling degree days 136 128  
Year to date cooling degree days 275 220  
Since 1 June cooling degree days 136 128  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 77    
Maximum Humidity 93    
Minimum Humidity 60    
Precipitation  
Precipitation 0.00 in 0.13 in 1.99 in (2003)
Month to date precipitation 4.08 2.59  
Year to date precipitation 18.07 19.41  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 12.7 22.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 5 mph (North)    
Max Wind Speed 12 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jun. 19, 2013 Rise Set
Actual Time 5:44 AM EDT 8:38 PM EDT
Civil Twilight 5:12 AM EDT 9:10 PM EDT
Nautical Twilight 4:31 AM EDT 9:50 PM EDT
Astronomical Twilight 3:45 AM EDT 10:37 PM EDT
Moon 4:30 PM EDT (6/19) 2:25 AM EDT (6/19)
Length of Visible Light 15h 58m
Length of Day
14h 54m
Waxing Gibbous, 80% of the Moon is Illuminated
Jun 19
Waxing Gibbous
Jun 23
Full
Jun 30
Last Quarter
Jul 8
New
Jul 15
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 66.9 °F 64.9 °F 93% 29.91 in 7.0 mi NW 3.5 mph - 0.00 in   Overcast
1:52 AM 68.0 °F 62.1 °F 81% 29.91 in 10.0 mi North 4.6 mph - N/A   Overcast
2:52 AM 66.0 °F 63.0 °F 90% 29.92 in 10.0 mi NNW 5.8 mph - N/A   Overcast
3:52 AM 66.0 °F 63.0 °F 90% 29.91 in 10.0 mi NNW 3.5 mph - N/A   Overcast
4:02 AM 66.2 °F 62.6 °F 88% 29.92 in 10.0 mi NNW 3.5 mph - N/A   Overcast
4:22 AM 66.2 °F 64.4 °F 94% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
4:52 AM 66.0 °F 63.0 °F 90% 29.93 in 10.0 mi NNW 8.1 mph - N/A   Overcast
4:59 AM 66.2 °F 62.6 °F 88% 29.93 in 10.0 mi NNW 5.8 mph - N/A   Overcast
5:48 AM 64.4 °F 62.6 °F 94% 29.94 in 10.0 mi NNW 8.1 mph - N/A   Mostly Cloudy
5:52 AM 64.9 °F 62.1 °F 90% 29.94 in 10.0 mi North 9.2 mph - N/A   Overcast
6:17 AM 64.4 °F 62.6 °F 94% 29.96 in 10.0 mi NNW 6.9 mph - N/A   Overcast
6:31 AM 64.4 °F 62.6 °F 94% 29.96 in 10.0 mi North 5.8 mph - N/A   Overcast
6:52 AM 64.9 °F 62.1 °F 90% 29.97 in 10.0 mi NNW 6.9 mph - N/A   Overcast
7:37 AM 66.2 °F 60.8 °F 83% 29.99 in 10.0 mi North 8.1 mph - N/A   Overcast
7:52 AM 66.0 °F 61.0 °F 84% 29.99 in 10.0 mi NNE 8.1 mph - N/A   Overcast
8:52 AM 66.9 °F 60.1 °F 79% 30.03 in 10.0 mi North 5.8 mph - N/A   Overcast
9:52 AM 68.0 °F 60.1 °F 76% 30.05 in 10.0 mi NNE 8.1 mph - N/A   Mostly Cloudy
10:10 AM 69.8 °F 60.8 °F 73% 30.06 in 10.0 mi NNW 8.1 mph - N/A   Overcast
10:52 AM 72.0 °F 61.0 °F 68% 30.06 in 10.0 mi North 5.8 mph - N/A   Overcast
11:23 AM 71.6 °F 60.8 °F 69% 30.07 in 10.0 mi NNE 5.8 mph - N/A   Overcast
11:52 AM 72.0 °F 60.1 °F 66% 30.07 in 10.0 mi NW 6.9 mph - N/A   Overcast
12:23 PM 71.6 °F 60.8 °F 69% 30.08 in 10.0 mi Variable 4.6 mph - N/A   Overcast
12:52 PM 72.0 °F 60.1 °F 66% 30.08 in 10.0 mi WNW 3.5 mph - N/A   Overcast
1:52 PM 73.9 °F 59.0 °F 59% 30.08 in 10.0 mi North 4.6 mph - N/A   Overcast
2:52 PM 73.0 °F 61.0 °F 66% 30.09 in 10.0 mi ENE 4.6 mph - N/A   Mostly Cloudy
3:52 PM 73.9 °F 59.0 °F 59% 30.07 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:52 PM 75.0 °F 61.0 °F 62% 30.06 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
5:52 PM 75.9 °F 60.1 °F 58% 30.06 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:52 PM 73.0 °F 61.0 °F 66% 30.08 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy
7:52 PM 73.0 °F 61.0 °F 66% 30.09 in 10.0 mi SE 4.6 mph - N/A   Scattered Clouds
8:52 PM 71.1 °F 62.1 °F 73% 30.11 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
9:52 PM 68.0 °F 61.0 °F 78% 30.12 in 10.0 mi SSE 4.6 mph - N/A   Partly Cloudy
10:52 PM 66.9 °F 61.0 °F 81% 30.14 in 10.0 mi SSE 3.5 mph - N/A   Partly Cloudy
11:52 PM 63.0 °F 61.0 °F 93% 30.16 in 10.0 mi Calm Calm - N/A   Clear