Weather History for Leesburg, VA

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Week of December 2, 2012 through December 8, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 71 °F 58 °F 42 °F
Mean Temperature 58 °F 47 °F 35 °F
Min Temperature 44 °F 37 °F 28 °F
Degree Days  
Heating Degree Days (base 65) 30 17 8 122
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 2 0 14
Dew Point  
Dew Point 55 °F 42 °F 27 °F
Precipitation  
Precipitation 0.04 in 0.01 in 0.00 in 0.04 in
Snowdepth - - - -
Wind  
Wind 20 mph 4 mph 0 mph
Gust Wind 26 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.40 in 30.16 in 29.89 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Dec. 04, 2012 Rise Set
Actual Time 7:13 AM EST 4:47 PM EST
Civil Twilight 6:43 AM EST 5:17 PM EST
Nautical Twilight 6:10 AM EST 5:50 PM EST
Astronomical Twilight 5:38 AM EST 6:22 PM EST
Moon 10:31 PM EST (12/4) 11:08 AM EST (12/4)
Length of Visible Light 10h 33m
Length of Day
9h 33m
Waning Gibbous, 69% of the Moon is Illuminated
Dec 4
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 20
First Quarter
Dec 28
Full

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
2 53 42 32 50 41 32 100 95 72 30.40 30.26 30.14 10 4 0 9 1 - 0.00 Fog , Rain
3 68 54 41 55 50 41 100 88 64 30.27 30.22 30.15 10 8 2 8 2 - 0.00  
4 71 58 44 55 52 45 100 80 56 30.24 30.15 30.01 10 8 0 12 4 - 0.00 Fog
5 60 48 35 52 37 27 72 59 41 30.32 30.17 30.00 10 10 10 20 10 26 0.00  
6 42 35 28 32 27 27 93 69 53 30.40 30.31 30.24 10 10 10 13 5 - 0.00  
7 51 43 35 45 40 32 100 85 67 30.24 30.10 29.97 10 10 4 10 4 - 0.04 Rain
8 62 52 41 54 48 41 100 91 68 30.03 29.94 29.89 10 8 0 8 2 - 0.00 Fog , Rain