Weather History for Leesburg, VA

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Friday, November 2, 2012

  Actual Average (KIAD) Record (KIAD)
Temperature  
Mean Temperature 44 °F 51 °F  
Max Temperature 51 °F 63 °F 84 °F (1971)
Min Temperature 37 °F 39 °F 21 °F (1976)
Degree Days  
Heating Degree Days 21 14  
Month to date heating degree days 28  
Since 1 July heating degree days 384  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 1176  
Moisture  
Dew Point 34 °F    
Average Humidity 67    
Maximum Humidity 93    
Minimum Humidity 54    
Precipitation  
Precipitation 0.00 in 0.12 in 1.02 in (1967)
Month to date precipitation 0.24  
Year to date precipitation 35.41  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 8 mph (WNW)    
Max Wind Speed 18 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Nov. 02, 2012 Rise Set
Actual Time 7:39 AM EDT 6:07 PM EDT
Civil Twilight 7:11 AM EDT 6:35 PM EDT
Nautical Twilight 6:39 AM EDT 7:07 PM EDT
Astronomical Twilight 6:08 AM EDT 7:38 PM EDT
Moon 8:54 PM EDT (11/2) 10:57 AM EDT (11/2)
Length of Visible Light 11h 23m
Length of Day
10h 28m
Waning Gibbous, 87% of the Moon is Illuminated
Nov 2
Waning Gibbous
Nov 6
Last Quarter
Nov 13
New
Nov 20
First Quarter
Nov 28
Full

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 44.6 °F 39.7 °F 35.6 °F 71% 29.76 in 10.0 mi WNW 9.2 mph 16.1 mph N/A   Scattered Clouds
12:35 AM 46.4 °F 44.3 °F 35.6 °F 66% 29.77 in 10.0 mi West 4.6 mph 9.2 mph N/A   Mostly Cloudy
12:55 AM 44.6 °F 42.2 °F 35.6 °F 71% 29.77 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
1:15 AM 44.6 °F 42.2 °F 35.6 °F 71% 29.77 in 10.0 mi West 4.6 mph - N/A   Clear
1:35 AM 42.8 °F 40.1 °F 35.6 °F 76% 29.77 in 10.0 mi West 4.6 mph - N/A   Clear
1:55 AM 44.6 °F - 35.6 °F 71% 29.77 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:15 AM 42.8 °F 39.3 °F 35.6 °F 76% 29.77 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
2:35 AM 42.8 °F 40.1 °F 35.6 °F 76% 29.77 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
2:55 AM 42.8 °F 40.1 °F 35.6 °F 76% 29.77 in 10.0 mi West 4.6 mph - N/A   Clear
3:15 AM 42.8 °F 39.3 °F 35.6 °F 76% 29.76 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
3:35 AM 42.8 °F 41.1 °F 35.6 °F 76% 29.76 in 10.0 mi West 3.5 mph - N/A   Clear
3:55 AM 42.8 °F 41.1 °F 35.6 °F 76% 29.76 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
4:15 AM 42.8 °F 40.1 °F 35.6 °F 76% 29.75 in 10.0 mi SW 4.6 mph - N/A   Mostly Cloudy
4:35 AM 41.0 °F 37.1 °F 35.6 °F 81% 29.75 in 10.0 mi SW 5.8 mph - N/A   Mostly Cloudy
4:55 AM 41.0 °F 38.0 °F 35.6 °F 81% 29.75 in 10.0 mi SSW 4.6 mph - N/A   Overcast
5:15 AM 39.2 °F 34.2 °F 35.6 °F 87% 29.75 in 10.0 mi SW 6.9 mph - N/A   Overcast
5:35 AM 41.0 °F 37.1 °F 33.8 °F 76% 29.76 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
5:55 AM 37.4 °F 33.8 °F 33.8 °F 87% 29.75 in 10.0 mi WSW 4.6 mph - N/A   Clear
6:15 AM 37.4 °F 33.8 °F 35.6 °F 93% 29.76 in 10.0 mi West 4.6 mph - N/A   Clear
6:35 AM 37.4 °F 33.8 °F 35.6 °F 93% 29.76 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
6:55 AM 37.4 °F 34.9 °F 35.6 °F 93% 29.76 in 10.0 mi SW 3.5 mph - N/A   Overcast
7:15 AM 37.4 °F 33.8 °F 35.6 °F 93% 29.76 in 10.0 mi SW 4.6 mph - N/A   Overcast
7:35 AM 37.4 °F - 33.8 °F 87% 29.77 in 10.0 mi Calm Calm - N/A   Overcast
7:55 AM 39.2 °F - 33.8 °F 81% 29.77 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:15 AM 37.4 °F - 35.6 °F 93% 29.78 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:35 AM 39.2 °F - 35.6 °F 87% 29.78 in 10.0 mi Calm Calm - N/A   Overcast
8:55 AM 42.8 °F 41.1 °F 35.6 °F 76% 29.78 in 10.0 mi West 3.5 mph - N/A   Overcast
9:15 AM 44.6 °F 39.7 °F 35.6 °F 71% 29.78 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy
9:35 AM 46.4 °F 41.5 °F 35.6 °F 66% 29.78 in 10.0 mi West 10.4 mph - N/A   Scattered Clouds
9:55 AM 46.4 °F 41.5 °F 35.6 °F 66% 29.78 in 10.0 mi WNW 10.4 mph 19.6 mph N/A   Mostly Cloudy
10:15 AM 46.4 °F 40.7 °F 35.6 °F 66% 29.78 in 10.0 mi WNW 12.7 mph 20.7 mph N/A   Mostly Cloudy
10:35 AM 50.0 °F - 35.6 °F 58% 29.78 in 10.0 mi WNW 17.3 mph 26.5 mph N/A   Mostly Cloudy
10:55 AM 48.2 °F - 35.6 °F 62% 29.79 in 10.0 mi WNW 13.8 mph 29.9 mph N/A   Scattered Clouds
11:15 AM 46.4 °F 40.4 °F 35.6 °F 66% 29.80 in 10.0 mi NW 13.8 mph 20.7 mph N/A   Scattered Clouds
11:35 AM 51.8 °F - 37.4 °F 58% 29.80 in 10.0 mi NW 17.3 mph 25.3 mph N/A   Mostly Cloudy
11:55 AM 50.0 °F - 35.6 °F 58% 29.80 in 10.0 mi NNW 13.8 mph - N/A   Mostly Cloudy
12:15 PM 51.8 °F - 35.6 °F 54% 29.80 in 10.0 mi NW 15.0 mph 23.0 mph N/A   Overcast
12:35 PM 50.0 °F - 35.6 °F 58% 29.80 in 10.0 mi NW 17.3 mph 23.0 mph N/A   Overcast
12:55 PM 50.0 °F - 33.8 °F 54% 29.80 in 10.0 mi WNW 15.0 mph 21.9 mph N/A   Overcast
1:15 PM 50.0 °F - 33.8 °F 54% 29.80 in 10.0 mi NNW 13.8 mph 21.9 mph N/A   Overcast
1:35 PM 50.0 °F - 33.8 °F 54% 29.79 in 10.0 mi NW 13.8 mph 23.0 mph N/A   Overcast
1:55 PM 50.0 °F - 33.8 °F 54% 29.79 in 10.0 mi NW 18.4 mph 24.2 mph N/A   Overcast
2:15 PM 50.0 °F - 33.8 °F 54% 29.80 in 10.0 mi NW 16.1 mph 28.8 mph N/A   Overcast
2:35 PM 50.0 °F - 33.8 °F 54% 29.80 in 10.0 mi NNW 18.4 mph 24.2 mph N/A   Overcast
2:55 PM 50.0 °F - 33.8 °F 54% 29.80 in 10.0 mi NW 10.4 mph 20.7 mph N/A   Overcast
3:15 PM 50.0 °F - 33.8 °F 54% 29.80 in 10.0 mi NW 18.4 mph 27.6 mph N/A   Overcast
3:35 PM 48.2 °F - 33.8 °F 58% 29.81 in 10.0 mi NW 11.5 mph 20.7 mph N/A   Overcast
3:55 PM 48.2 °F - 33.8 °F 58% 29.81 in 10.0 mi WNW 12.7 mph 25.3 mph N/A   Overcast
4:15 PM 48.2 °F - 33.8 °F 58% 29.82 in 10.0 mi WNW 15.0 mph 25.3 mph N/A   Overcast
4:35 PM 48.2 °F - 32.0 °F 54% 29.83 in 10.0 mi WNW 13.8 mph 24.2 mph N/A   Overcast
4:55 PM 48.2 °F - 32.0 °F 54% 29.84 in 10.0 mi NW 16.1 mph 28.8 mph N/A   Overcast
5:15 PM 48.2 °F - 32.0 °F 54% 29.84 in 10.0 mi WNW 11.5 mph 21.9 mph N/A   Overcast
5:35 PM 46.4 °F 39.5 °F 32.0 °F 57% 29.85 in 10.0 mi NW 17.3 mph 23.0 mph N/A   Overcast
5:55 PM 46.4 °F 41.5 °F 32.0 °F 57% 29.86 in 10.0 mi NW 10.4 mph 21.9 mph N/A   Overcast
6:15 PM 46.4 °F 41.1 °F 32.0 °F 57% 29.86 in 10.0 mi WNW 11.5 mph 18.4 mph N/A   Overcast
6:35 PM 46.4 °F 40.4 °F 32.0 °F 57% 29.87 in 10.0 mi WNW 13.8 mph 19.6 mph N/A   Overcast
6:55 PM 46.4 °F 41.1 °F 33.8 °F 62% 29.89 in 10.0 mi WNW 11.5 mph 19.6 mph N/A   Overcast
7:15 PM 46.4 °F 40.7 °F 33.8 °F 62% 29.89 in 10.0 mi NW 12.7 mph 24.2 mph N/A   Overcast
7:35 PM 46.4 °F 41.1 °F 33.8 °F 62% 29.90 in 10.0 mi NW 11.5 mph 18.4 mph N/A   Overcast
7:55 PM 46.4 °F 39.5 °F 33.8 °F 62% 29.91 in 10.0 mi NW 17.3 mph 28.8 mph N/A   Overcast
8:15 PM 46.4 °F 39.5 °F 33.8 °F 62% 29.91 in 10.0 mi NW 17.3 mph 27.6 mph N/A   Overcast
8:35 PM 46.4 °F 40.4 °F 33.8 °F 62% 29.91 in 10.0 mi NW 13.8 mph 19.6 mph N/A   Overcast
8:55 PM 46.4 °F 40.7 °F 33.8 °F 62% 29.91 in 10.0 mi NW 12.7 mph 20.7 mph N/A   Overcast
9:15 PM 46.4 °F 41.1 °F 33.8 °F 62% 29.92 in 10.0 mi NW 11.5 mph - N/A   Overcast
9:35 PM 44.6 °F 38.8 °F 33.8 °F 66% 29.92 in 10.0 mi NW 11.5 mph 21.9 mph N/A   Overcast
9:55 PM 44.6 °F 38.4 °F 33.8 °F 66% 29.93 in 10.0 mi NW 12.7 mph 18.4 mph N/A   Overcast
10:15 PM 44.6 °F 39.2 °F 33.8 °F 66% 29.93 in 10.0 mi NW 10.4 mph 24.2 mph N/A   Overcast
10:35 PM 44.6 °F 38.8 °F 33.8 °F 66% 29.93 in 10.0 mi NW 11.5 mph 16.1 mph N/A   Overcast
10:55 PM 44.6 °F 39.2 °F 33.8 °F 66% 29.94 in 10.0 mi NNW 10.4 mph 21.9 mph N/A   Overcast
11:15 PM 44.6 °F 37.4 °F 33.8 °F 66% 29.94 in 10.0 mi NW 16.1 mph 21.9 mph N/A   Overcast
11:35 PM 44.6 °F 37.4 °F 32.0 °F 61% 29.94 in 10.0 mi WNW 16.1 mph 21.9 mph N/A   Overcast
11:55 PM 44.6 °F 37.4 °F 32.0 °F 61% 29.95 in 10.0 mi NW 16.1 mph 23.0 mph N/A   Overcast