Leesburg, VA on Wednesday, December 3, 2008 Wednesday January February March April May June July August September October November December 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 Previous Day Next Day Daily Summary   Actual Average (KIAD) Record (KIAD) Temperature Mean Temperature °F 39°F   Max Temperature 46°F 50°F 74°F (1998) Min Temperature 21°F 29°F 7°F (1976) Degree Days Heating Degree Days 32 25   Month to date heating degree days 74   Since 1 July heating degree days 1051   Cooling Degree Days 0 0   Month to date cooling degree days 0   Year to date cooling degree days 1075   Moisture Dew Point 24°F     Average Humidity 69     Maximum Humidity 100     Minimum Humidity 37     Precipitation Precipitation 0.00 in 0.10 in 1.14 in (1967) Month to date precipitation 0.30   Year to date precipitation 39.03   Snow Snow 0.00 in in T in (0.0) Month to date snowfall T   Since 1 July snowfall 0.9   Snow Depth in     Wind Wind Speed 0 mph     Max Wind Speed 12 mph     Max Gust Speed mph     Visibility 10 miles     Events       Key: T is trace of precipitation, MM is missing value Source: NWS Daily Summary Time(EST) Temperature Dew Point Humidity Pressure Visibility Wind Direction Wind Speed Gust Speed Precipitation Events Conditions 12:00 AM 28.4°F 24.8°F 86% 30.25 in 10.0 miles Calm Calm - N/A   Clear 12:20 AM 26.6°F 24.8°F 93% 30.24 in 10.0 miles Calm Calm - N/A   Clear 12:40 AM 26.6°F 23.0°F 86% 30.24 in 10.0 miles Calm Calm - N/A   Clear 1:00 AM 26.6°F 23.0°F 86% 30.25 in 10.0 miles Calm Calm - N/A   Clear 1:20 AM 26.6°F 24.8°F 93% 30.25 in 10.0 miles Calm Calm - N/A   Clear 1:40 AM 26.6°F 23.0°F 86% 30.25 in 10.0 miles Calm Calm - N/A   Clear 2:00 AM 26.6°F 24.8°F 93% 30.25 in 10.0 miles Calm Calm - N/A   Clear 2:20 AM 28.4°F 23.0°F 80% 30.26 in 10.0 miles Calm Calm - N/A   Clear 3:00 AM 26.6°F 23.0°F 86% 30.26 in 10.0 miles Calm Calm - N/A   Clear 3:20 AM 24.8°F 21.2°F 86% 30.27 in 10.0 miles Calm Calm - N/A   Clear 3:40 AM 24.8°F 21.2°F 86% 30.27 in 10.0 miles Calm Calm - N/A   Clear 4:00 AM 26.6°F 21.2°F 80% 30.28 in 10.0 miles Calm Calm - N/A   Clear 4:20 AM 24.8°F 21.2°F 86% 30.28 in 10.0 miles Calm Calm - N/A   Clear 4:40 AM 23.0°F 21.2°F 93% 30.28 in 10.0 miles Calm Calm - N/A   Clear 5:00 AM 23.0°F 21.2°F 93% 30.29 in 10.0 miles Calm Calm - N/A   Clear 5:20 AM 24.8°F 23.0°F 93% 30.29 in 10.0 miles Calm Calm - N/A   Clear 5:40 AM 21.2°F 19.4°F 93% 30.29 in 10.0 miles Calm Calm - N/A   Clear 6:00 AM 21.2°F 19.4°F 93% 30.29 in 10.0 miles Calm Calm - N/A   Clear 6:20 AM 21.2°F 21.2°F 100% 30.31 in 10.0 miles Calm Calm - N/A   Clear 6:40 AM 24.8°F 21.2°F 86% 30.31 in 10.0 miles Calm Calm - N/A   Clear 7:20 AM 21.2°F 19.4°F 93% 30.32 in 10.0 miles Calm Calm - N/A   Clear 7:40 AM 24.8°F 21.2°F 86% 30.32 in 10.0 miles Calm Calm - N/A   Clear 8:00 AM 24.8°F 21.2°F 86% 30.33 in 10.0 miles Calm Calm - N/A   Clear 8:20 AM 26.6°F 24.8°F 93% 30.33 in 10.0 miles Calm Calm - N/A   Clear 8:40 AM 28.4°F 24.8°F 86% 30.34 in 10.0 miles South 3.5 mph - N/A   Clear 9:00 AM 30.2°F 26.6°F 86% 30.34 in 10.0 miles Calm Calm - N/A   Clear 9:20 AM 33.8°F 26.6°F 75% 30.34 in 10.0 miles Calm Calm - N/A   Clear 9:40 AM 35.6°F 26.6°F 70% 30.33 in 10.0 miles South 5.8 mph - N/A   Clear 10:00 AM 37.4°F 26.6°F 65% 30.32 in 10.0 miles South 4.6 mph - N/A   Clear 10:20 AM 39.2°F 26.6°F 61% 30.33 in 10.0 miles South 5.8 mph - N/A   Clear 10:40 AM 39.2°F 24.8°F 56% 30.33 in 10.0 miles South 8.1 mph - N/A   Clear 11:00 AM 41.0°F 24.8°F 53% 30.32 in 10.0 miles South 9.2 mph - N/A   Clear 11:20 AM 42.8°F 24.8°F 49% 30.32 in 10.0 miles South 9.2 mph - N/A   Clear 12:00 PM 44.6°F 24.8°F 46% 30.29 in 10.0 miles South 9.2 mph - N/A   Clear 12:20 PM 44.6°F 23.0°F 43% 30.27 in 10.0 miles South 9.2 mph - N/A   Clear 12:40 PM 46.4°F 23.0°F 40% 30.26 in 10.0 miles South 9.2 mph - N/A   Clear 1:00 PM 46.4°F 21.2°F 37% 30.26 in 10.0 miles South 4.6 mph - N/A   Clear 1:20 PM 46.4°F 21.2°F 37% 30.26 in 10.0 miles South 8.1 mph - N/A   Clear 1:40 PM 46.4°F 23.0°F 40% 30.24 in 10.0 miles South 9.2 mph - N/A   Clear 2:00 PM 46.4°F 23.0°F 40% 30.24 in 10.0 miles South 10.4 mph - N/A   Clear 2:20 PM 46.4°F 24.8°F 43% 30.24 in 10.0 miles South 9.2 mph - N/A   Clear 2:40 PM 46.4°F 24.8°F 43% 30.24 in 10.0 miles South 11.5 mph - N/A   Clear 3:00 PM 46.4°F 23.0°F 40% 30.23 in 10.0 miles SSE 8.1 mph - N/A   Clear 3:20 PM 46.4°F 23.0°F 40% 30.21 in 10.0 miles SSE 10.4 mph - N/A   Clear 4:00 PM 46.4°F 24.8°F 43% 30.22 in 10.0 miles South 8.1 mph - N/A   Clear 4:20 PM 44.6°F 24.8°F 46% 30.22 in 10.0 miles South 3.5 mph - N/A   Clear 4:40 PM 44.6°F 24.8°F 46% 30.21 in 10.0 miles SSE 5.8 mph - N/A   Clear 5:00 PM 42.8°F 24.8°F 49% 30.22 in 10.0 miles South 4.6 mph - N/A   Clear 5:20 PM 42.8°F 24.8°F 49% 30.21 in 10.0 miles South 5.8 mph - N/A   Clear 6:00 PM 41.0°F 24.8°F 53% 30.22 in 10.0 miles South 3.5 mph - N/A   Clear 6:20 PM 39.2°F 24.8°F 56% 30.22 in 10.0 miles South 3.5 mph - N/A   Clear 6:40 PM 39.2°F 24.8°F 56% 30.22 in 10.0 miles SSE 3.5 mph - N/A   Clear 7:00 PM 39.2°F 26.6°F 61% 30.21 in 10.0 miles SSE 3.5 mph - N/A   Clear 7:20 PM 37.4°F 24.8°F 60% 30.21 in 10.0 miles SSE 3.5 mph - N/A   Clear 8:20 PM 37.4°F 26.6°F 65% 30.20 in 10.0 miles South 5.8 mph - N/A   Clear 8:40 PM 37.4°F 26.6°F 65% 30.20 in 10.0 miles South 6.9 mph - N/A   Clear 9:00 PM 37.4°F 26.6°F 65% 30.19 in 10.0 miles South 6.9 mph - N/A   Clear 9:20 PM 37.4°F 26.6°F 65% 30.19 in 10.0 miles South 8.1 mph - N/A   Clear 9:40 PM 39.2°F 26.6°F 61% 30.18 in 10.0 miles South 8.1 mph - N/A   Clear 10:00 PM 39.2°F 26.6°F 61% 30.16 in 10.0 miles SSE 9.2 mph - N/A   Clear 10:20 PM 39.2°F 26.6°F 61% 30.16 in 10.0 miles South 6.9 mph - N/A   Clear 10:40 PM 37.4°F 26.6°F 65% 30.16 in 10.0 miles South 9.2 mph - N/A   Clear 11:00 PM 37.4°F 26.6°F 65% 30.15 in 10.0 miles South 6.9 mph - N/A   Clear 11:20 PM 37.4°F 26.6°F 65% 30.15 in 10.0 miles South 8.1 mph - N/A   Clear 11:40 PM 37.4°F 26.6°F 65% 30.14 in 10.0 miles South 6.9 mph - N/A   Clear Astronomy Sunrise: 07:12 AM (EST) Moon Rise: 11:26 AM (EST) 12/3 Sunset: 04:47 PM (EST) Moon Set: 10:09 PM (EST) 12/3 Moon Phase Dec. 03 Dec. 05 Dec. 12 Dec. 19 Dec. 27 Copyright © 2009 The Weather Underground, Inc.