Weather History for Fort Belvoir, VA

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Week of February 16, 2014 through February 22, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 69 °F 54 °F 34 °F
Mean Temperature 50 °F 40 °F 28 °F
Min Temperature 32 °F 27 °F 23 °F
Degree Days  
Heating Degree Days (base 65) 36 24 14 167
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 59 °F 26 °F 4 °F
Precipitation  
Precipitation 0.12 in 0.02 in 0.00 in 0.15 in
Snowdepth - - - -
Wind  
Wind 20 mph 4 mph 0 mph
Gust Wind 33 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.48 in 30.08 in 29.66 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Feb. 16, 2014 Rise Set
Actual Time 6:58 AM EST 5:47 PM EST
Civil Twilight 6:31 AM EST 6:14 PM EST
Nautical Twilight 6:00 AM EST 6:45 PM EST
Astronomical Twilight 5:29 AM EST 7:16 PM EST
Moon 7:40 PM EST (2/16) 7:28 AM EST (2/16)
Length of Visible Light 11h 43m
Length of Day
10h 49m
Full, 97% of the Moon is Illuminated
Feb 16
Full
Feb 22
Last Quarter
Mar 1
New
Mar 8
First Quarter
Mar 16
Full

Daily Weather History & Observations

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
16 38 32 27 22 13 8 66 46 37 30.25 30.08 29.99 10 10 10 16 7 23 0.00  
17 34 28 23 18 11 4 59 47 29 30.48 30.37 30.25 10 10 10 13 6 18 0.00  
18 58 42 27 28 25 18 93 72 24 30.27 30.14 30.04 10 9 4 12 6 17 0.03 Snow
19 63 46 29 49 36 24 100 77 29 30.16 29.90 29.73 10 9 3 14 3 24 0.12 Rain , Thunderstorm
20 53 40 28 34 29 23 96 61 31 30.28 30.15 29.96 10 10 10 14 3 18 0.00  
21 69 50 32 59 39 32 100 91 67 30.00 29.89 29.66 10 7 1 20 3 33 0.00 Rain
22 64 45 26 43 29 18 100 89 18 30.15 30.06 29.99 10 5 0 13 1 21 0.00 Fog