Weather History for Fort Belvoir, VA

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Monday, January 27, 2014

  Actual Average Record
Temperature  
Mean Temperature 36 °F -  
Max Temperature 49 °F 43 °F 64 °F (2012)
Min Temperature 22 °F 25 °F 10 °F (2003)
Degree Days  
Heating Degree Days 30    
Moisture  
Dew Point 15 °F    
Average Humidity 46    
Maximum Humidity 73    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.88 in    
Wind  
Wind Speed 8 mph (NW)    
Max Wind Speed 28 mph    
Max Gust Speed 34 mph    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 27, 2014 Rise Set
Actual Time 7:18 AM EST 5:24 PM EST
Civil Twilight 6:50 AM EST 5:53 PM EST
Nautical Twilight 6:18 AM EST 6:25 PM EST
Astronomical Twilight 5:46 AM EST 6:56 PM EST
Moon 3:57 AM EST (1/27) 2:09 PM EST (1/27)
Length of Visible Light 11h 02m
Length of Day
10h 06m
Waning Crescent, 15% of the Moon is Illuminated
Jan 27
Waning Crescent
Jan 30
New
Feb 6
First Quarter
Feb 14
Full
Feb 22
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:58 AM 22.1 °F - 13.6 °F 70% 29.75 in 10.0 mi NW 1.2 mph - N/A   Overcast
1:58 AM 22.8 °F - 15.3 °F 73% 29.73 in 10.0 mi NW 2.3 mph - N/A   Overcast
2:58 AM 26.4 °F - 17.6 °F 69% 29.73 in 10.0 mi Variable 1.2 mph - N/A   Overcast
3:58 AM 38.7 °F - 23.0 °F 53% 29.71 in 10.0 mi Variable 2.3 mph - N/A   Overcast
4:58 AM 40.1 °F 36.9 °F 23.9 °F 52% 29.69 in 10.0 mi Variable 4.6 mph - N/A   Overcast
5:58 AM 39.9 °F - 24.8 °F 55% 29.70 in 10.0 mi SSW 2.3 mph - N/A   Partly Cloudy
6:58 AM 39.7 °F 35.6 °F 25.5 °F 57% 29.69 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
7:58 AM 40.5 °F 36.5 °F 26.4 °F 57% 29.70 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
8:58 AM 41.2 °F 38.2 °F 27.1 °F 57% 29.71 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
9:58 AM 45.0 °F 43.5 °F 27.9 °F 51% 29.73 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
10:58 AM 49.8 °F - 28.8 °F 44% 29.74 in 10.0 mi SSW 6.9 mph - N/A   Clear
11:58 AM 45.9 °F 37.6 °F 26.6 °F 47% 29.79 in 10.0 mi NW 23.0 mph 29.9 mph N/A   Partly Cloudy
12:58 PM 42.6 °F 32.4 °F 21.6 °F 43% 29.81 in 10.0 mi NW 27.6 mph 34.5 mph N/A   Clear
1:58 PM 40.8 °F 30.7 °F 18.5 °F 41% 29.86 in 10.0 mi NW 24.2 mph 34.5 mph N/A   Clear
2:58 PM 38.3 °F 26.8 °F 13.3 °F 36% 29.89 in 10.0 mi NW 26.5 mph 33.4 mph N/A   Clear
3:58 PM 33.1 °F 22.6 °F 3.4 °F 29% 29.94 in 10.0 mi NNW 16.1 mph 28.8 mph N/A   Mostly Cloudy
4:58 PM 30.7 °F 18.8 °F 1.6 °F 29% 29.99 in 10.0 mi NW 18.4 mph 24.2 mph N/A   Mostly Cloudy
5:58 PM 30.0 °F 20.5 °F 1.2 °F 29% 30.02 in 10.0 mi NNW 11.5 mph 25.3 mph N/A   Overcast
6:58 PM 29.7 °F 21.3 °F 1.9 °F 31% 30.06 in 10.0 mi NNW 9.2 mph 19.6 mph N/A   Overcast
7:58 PM 27.9 °F 19.8 °F 4.5 °F 37% 30.09 in 10.0 mi NNW 8.1 mph 16.1 mph N/A   Scattered Clouds
8:58 PM 26.8 °F 17.1 °F 2.8 °F 36% 30.12 in 10.0 mi NNW 10.4 mph - N/A   Clear
9:58 PM 25.2 °F 12.4 °F 1.2 °F 36% 30.17 in 10.0 mi NW 16.1 mph 25.3 mph N/A   Scattered Clouds
10:58 PM 23.7 °F 10.1 °F 1.0 °F 38% 30.18 in 10.0 mi NW 17.3 mph 24.2 mph N/A   Partly Cloudy
11:58 PM 22.5 °F 8.0 °F -0.4 °F 37% 30.22 in 10.0 mi NW 18.4 mph - N/A   Mostly Cloudy