Weather History for Fort Belvoir, VA

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Friday, January 25, 2013

  Actual Average Record
Temperature  
Mean Temperature 18 °F -  
Max Temperature 23 °F 42 °F 57 °F (1997)
Min Temperature 12 °F 25 °F 12 °F (2013)
Degree Days  
Heating Degree Days 48    
Moisture  
Dew Point 10 °F    
Average Humidity 66    
Maximum Humidity 86    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.28 in    
Wind  
Wind Speed 3 mph (SSE)    
Max Wind Speed 10 mph    
Max Gust Speed 20 mph    
Visibility 9 miles    
Events Snow    
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. 25, 2013 Rise Set
Actual Time 7:19 AM EST 5:22 PM EST
Civil Twilight 6:51 AM EST 5:51 PM EST
Nautical Twilight 6:19 AM EST 6:23 PM EST
Astronomical Twilight 5:47 AM EST 6:54 PM EST
Moon 4:17 PM EST (1/25) 5:58 AM EST (1/25)
Length of Visible Light 10h 59m
Length of Day
10h 02m
Waxing Gibbous, 98% of the Moon is Illuminated
Jan 25
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 12.9 °F - 6.1 °F 74% 30.54 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 15.8 °F 10.2 °F 3.2 °F 58% 30.54 in 10.0 mi WNW 3.5 mph - N/A   Clear
2:55 AM 12.2 °F - 5.2 °F 73% 30.53 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 12.9 °F - 4.6 °F 70% 30.52 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 15.1 °F - 8.1 °F 74% 30.52 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 18.3 °F - 4.6 °F 55% 30.51 in 10.0 mi Calm Calm - N/A   Overcast
6:55 AM 17.2 °F - 7.3 °F 65% 30.50 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:55 AM 16.3 °F - 5.2 °F 62% 30.50 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:55 AM 19.9 °F - 3.0 °F 48% 30.48 in 10.0 mi Calm Calm - N/A   Overcast
9:55 AM 21.9 °F 17.2 °F 2.3 °F 43% 30.45 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
10:55 AM 22.8 °F 16.7 °F 1.8 °F 40% 30.43 in 10.0 mi SSE 4.6 mph - N/A   Scattered Clouds
11:55 AM 23.4 °F 18.9 °F 2.8 °F 41% 30.39 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
12:55 PM 23.7 °F 16.6 °F 3.0 °F 41% 30.32 in 10.0 mi Variable 5.8 mph - N/A   Clear
1:55 PM 23.9 °F 15.0 °F 4.1 °F 43% 30.25 in 10.0 mi SE 8.1 mph - N/A   Clear
2:24 PM 23.0 °F 13.1 °F 5.0 °F 46% 30.25 in 10.0 mi SSW 9.2 mph - N/A   Partly Cloudy
2:47 PM 23.0 °F 13.9 °F 10.4 °F 59% 30.22 in 10.0 mi SSE 8.1 mph 19.6 mph N/A   Partly Cloudy
2:49 PM 23.0 °F 13.1 °F 10.4 °F 59% 30.22 in 10.0 mi SSE 9.2 mph - N/A Snow Light Snow
2:55 PM 22.1 °F 11.3 °F 11.1 °F 63% 30.22 in 10.0 mi SE 10.4 mph - 0.00 in Snow Light Snow
3:05 PM 21.2 °F 11.7 °F 12.2 °F 68% 30.23 in 10.0 mi SSE 8.1 mph - N/A   Mostly Cloudy
3:35 PM 21.2 °F 13.6 °F 12.2 °F 68% 30.21 in 10.0 mi Variable 5.8 mph - N/A Snow Light Snow
3:55 PM 22.6 °F 12.6 °F 9.7 °F 58% 30.22 in 10.0 mi SSE 9.2 mph - 0.00 in Snow Light Snow
3:57 PM 23.0 °F 15.8 °F 8.6 °F 54% 30.21 in 10.0 mi SSE 5.8 mph - N/A   Overcast
4:11 PM 23.0 °F 14.7 °F 10.4 °F 59% 30.20 in 10.0 mi SSE 6.9 mph - N/A Snow Light Snow
4:16 PM 23.0 °F 15.8 °F 10.4 °F 59% 30.19 in 4.0 mi SSE 5.8 mph - N/A Snow Light Snow
4:55 PM 22.1 °F 14.7 °F 13.5 °F 69% 30.19 in 10.0 mi SSE 5.8 mph - 0.00 in Snow Light Snow
5:05 PM 23.0 °F 17.0 °F 14.0 °F 68% 30.19 in 7.0 mi South 4.6 mph - N/A Snow Light Snow
5:08 PM 21.2 °F 12.6 °F 14.0 °F 74% 30.18 in 7.0 mi SE 6.9 mph - N/A Snow Light Snow
5:09 PM 21.2 °F 12.6 °F 14.0 °F 74% 30.18 in 8.0 mi SE 6.9 mph - N/A Snow Light Snow
5:11 PM 21.2 °F 13.6 °F 14.0 °F 74% 30.18 in 8.0 mi SE 5.8 mph - N/A Snow Light Snow
5:25 PM 21.2 °F 14.9 °F 15.8 °F 80% 30.17 in 3.0 mi SSE 4.6 mph - N/A Snow Light Snow
5:29 PM 21.2 °F 14.9 °F 15.8 °F 80% 30.17 in 2.5 mi SE 4.6 mph - N/A Snow Light Snow
5:37 PM 21.2 °F 14.9 °F 15.8 °F 80% 30.17 in 3.0 mi SSE 4.6 mph - N/A Snow Light Snow
5:55 PM 20.7 °F 15.8 °F 16.3 °F 83% 30.16 in 10.0 mi SE 3.5 mph - 0.00 in Snow Light Snow
6:02 PM 21.2 °F 16.4 °F 15.8 °F 80% 30.16 in 10.0 mi SE 3.5 mph - N/A   Overcast
6:55 PM 21.2 °F 16.4 °F 16.3 °F 82% 30.15 in 10.0 mi SSE 3.5 mph - 0.00 in   Overcast
7:40 PM 21.2 °F - 17.6 °F 86% 30.14 in 10.0 mi Calm Calm - N/A   Overcast
7:55 PM 21.4 °F - 16.9 °F 83% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
8:55 PM 22.8 °F 18.2 °F 16.3 °F 76% 30.12 in 10.0 mi Variable 3.5 mph - N/A   Overcast
9:55 PM 22.6 °F - 16.5 °F 77% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
10:55 PM 22.8 °F - 16.9 °F 78% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
11:55 PM 23.0 °F - 17.2 °F 79% 30.12 in 10.0 mi Calm Calm - N/A   Overcast