Dulles, VA

9:13 PM EST on February 23, 2017 (GMT -0500)
Washington Dulles International

Weather History for KIAD - November, 2013

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Friday, November 22, 2013

  Actual Average Record
Temperature  
Mean Temperature 54 °F 44 °F  
Max Temperature 63 °F 55 °F 75 °F (2007)
Min Temperature 44 °F 34 °F 14 °F (1964)
Degree Days  
Heating Degree Days 11 21  
Month to date heating degree days 397 379  
Since 1 July heating degree days 706 735  
Cooling Degree Days 0 0  
Month to date cooling degree days 1 0  
Year to date cooling degree days 1272 1176  
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 69    
Maximum Humidity 77    
Minimum Humidity 60    
Precipitation  
Precipitation T in 0.11 in 1.54 in (1991)
Month to date precipitation 0.57 2.49  
Year to date precipitation 37.54 37.66  
Snow  
Snow 0.00 in 0.00 in 2.20 in (1989)
Month to date snowfall 0.0 0.2  
Since 1 July snowfall 0.0 0.2  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.17 in    
Wind  
Wind Speed 6 mph (SSW)    
Max Wind Speed 21 mph    
Max Gust Speed 31 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Nov. 22, 2013 Rise Set
Actual Time 7:00 AM EST 4:51 PM EST
Civil Twilight 6:31 AM EST 5:20 PM EST
Nautical Twilight 5:58 AM EST 5:52 PM EST
Astronomical Twilight 5:27 AM EST 6:24 PM EST
Moon 9:20 PM EST (11/22) 10:43 AM EST (11/22)
Length of Visible Light 10h 48m
Length of Day
9h 50m
Waning Gibbous, 78% of the Moon is Illuminated
Nov 22
Waning Gibbous
Nov 25
Last Quarter
Dec 2
New
Dec 9
First Quarter
Dec 17
Full

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 45.0 °F 43.5 °F 37.0 °F 74% 30.38 in 10.0 mi SW 3.5 mph - N/A   Overcast
1:52 AM 46.9 °F - 37.0 °F 68% 30.35 in 10.0 mi South 4.6 mph - N/A   Overcast
2:52 AM 46.9 °F - 37.9 °F 71% 30.32 in 10.0 mi South 5.8 mph - N/A   Overcast
3:01 AM 48.2 °F - 37.4 °F 66% 30.31 in 7.0 mi South 6.9 mph - N/A   Overcast
3:52 AM 48.0 °F - 39.0 °F 71% 30.28 in 7.0 mi South 9.2 mph - N/A   Mostly Cloudy
4:16 AM 48.2 °F - 39.2 °F 71% 30.28 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
4:52 AM 48.0 °F - 39.9 °F 74% 30.26 in 10.0 mi South 8.1 mph - N/A   Overcast
5:52 AM 48.9 °F - 39.9 °F 71% 30.25 in 10.0 mi South 9.2 mph - N/A   Overcast
6:52 AM 48.9 °F - 41.0 °F 74% 30.24 in 10.0 mi South 9.2 mph - N/A   Overcast
7:52 AM 50.0 °F - 43.0 °F 77% 30.23 in 10.0 mi SSW 8.1 mph - 0.00 in   Mostly Cloudy
8:52 AM 52.0 °F - 44.1 °F 74% 30.22 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:52 AM 54.0 °F - 45.0 °F 72% 30.22 in 10.0 mi SSW 5.8 mph - N/A   Overcast
10:52 AM 55.9 °F - 46.0 °F 69% 30.20 in 10.0 mi SSW 3.5 mph - N/A   Overcast
11:52 AM 60.1 °F - 46.9 °F 62% 30.16 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
12:52 PM 62.1 °F - 48.0 °F 60% 30.12 in 10.0 mi SSW 5.8 mph - N/A   Overcast
1:52 PM 63.0 °F - 48.0 °F 58% 30.10 in 10.0 mi SSW 6.9 mph - N/A   Overcast
2:52 PM 61.0 °F - 48.9 °F 64% 30.08 in 10.0 mi South 6.9 mph - N/A   Overcast
3:52 PM 61.0 °F - 50.0 °F 67% 30.06 in 10.0 mi SSW 3.5 mph - N/A   Overcast
4:52 PM 59.0 °F - 50.0 °F 72% 30.04 in 10.0 mi South 3.5 mph - N/A   Overcast
5:52 PM 57.9 °F - 50.0 °F 75% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
6:52 PM 59.0 °F - 50.0 °F 72% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
7:52 PM 57.0 °F - 50.0 °F 77% 30.02 in 10.0 mi Calm Calm - N/A   Overcast
8:52 PM 57.9 °F - 48.0 °F 70% 30.03 in 10.0 mi NW 4.6 mph - N/A   Overcast
9:52 PM 59.0 °F - 50.0 °F 72% 30.03 in 10.0 mi NW 11.5 mph - N/A   Overcast
10:52 PM 60.1 °F - 48.9 °F 67% 30.03 in 10.0 mi NW 15.0 mph - N/A   Overcast
11:52 PM 57.0 °F - 46.0 °F 67% 30.05 in 10.0 mi NW 13.8 mph - N/A   Mostly Cloudy