Weather History for Fort Belvoir, VA

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Wednesday, October 2, 2013

  Actual Average Record
Temperature  
Mean Temperature 70 °F -  
Max Temperature 86 °F 72 °F 86 °F (2002)
Min Temperature 53 °F 50 °F 39 °F (1997)
Cooling Degree Days 4    
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 84    
Maximum Humidity 100    
Minimum Humidity 34    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 1 mph (West)    
Max Wind Speed 12 mph    
Max Gust Speed 17 mph    
Visibility 8 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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Astronomy

Oct. 02, 2013 Rise Set
Actual Time 7:05 AM EDT 6:49 PM EDT
Civil Twilight 6:39 AM EDT 7:16 PM EDT
Nautical Twilight 6:08 AM EDT 7:46 PM EDT
Astronomical Twilight 5:37 AM EDT 8:17 PM EDT
Moon 4:37 AM EDT (10/2) 5:23 PM EDT (10/2)
Length of Visible Light 12h 36m
Length of Day
11h 43m
Waning Crescent, 6% of the Moon is Illuminated
Oct 2
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:58 AM 58.3 °F - 58.3 °F 100% 30.05 in 6.0 mi Calm Calm - N/A   Clear
1:58 AM 57.4 °F - 57.4 °F 100% 30.06 in 8.0 mi Calm Calm - N/A   Clear
2:13 AM 57.2 °F - 57.2 °F 100% 30.04 in 4.0 mi Calm Calm - N/A   Clear
2:23 AM 57.2 °F - 57.2 °F 100% 30.04 in 6.0 mi Calm Calm - N/A   Clear
2:58 AM 56.3 °F - 56.3 °F 100% 30.05 in 4.0 mi Calm Calm - N/A   Clear
3:03 AM 57.2 °F - 57.2 °F 100% 30.04 in 6.0 mi Calm Calm - N/A   Clear
3:53 AM 55.4 °F - 55.4 °F 100% 30.04 in 5.0 mi Calm Calm - N/A   Clear
3:58 AM 55.9 °F - 55.9 °F 100% 30.05 in 5.0 mi Calm Calm - N/A   Clear
4:43 AM 55.4 °F - 55.4 °F 100% 30.05 in 5.0 mi Calm Calm - N/A   Clear
4:48 AM 55.4 °F - 55.4 °F 100% 30.05 in 5.0 mi Calm Calm - N/A   Clear
4:58 AM 55.4 °F - 55.4 °F 100% 30.06 in 7.0 mi Calm Calm - N/A   Clear
5:08 AM 55.4 °F - 55.4 °F 100% 30.05 in 10.0 mi Calm Calm - N/A   Clear
5:13 AM 55.4 °F - 55.4 °F 100% 30.05 in 7.0 mi Calm Calm - N/A   Clear
5:18 AM 55.4 °F - 55.4 °F 100% 30.05 in 3.0 mi Calm Calm - N/A   Clear
5:23 AM 55.4 °F - 55.4 °F 100% 30.05 in 3.0 mi Calm Calm - N/A   Clear
5:33 AM 55.4 °F - 55.4 °F 100% 30.05 in 5.0 mi Calm Calm - N/A   Clear
5:58 AM 54.3 °F - 54.3 °F 100% 30.07 in 7.0 mi ESE 1.2 mph - N/A   Clear
6:53 AM 53.6 °F - 53.6 °F 100% 30.06 in 3.0 mi Calm Calm - N/A   Clear
6:58 AM 54.1 °F - 54.1 °F 100% 30.07 in 6.0 mi Calm Calm - N/A   Mist
7:58 AM 54.9 °F - 54.9 °F 100% 30.09 in 5.0 mi Calm Calm - N/A   Clear
8:58 AM 63.3 °F - 61.7 °F 94% 30.11 in 10.0 mi Calm Calm - N/A   Clear
9:58 AM 72.0 °F - 61.2 °F 69% 30.12 in 10.0 mi Calm Calm - N/A   Clear
10:58 AM 78.6 °F - 59.4 °F 51% 30.11 in 10.0 mi WNW 5.8 mph - N/A   Clear
11:58 AM 81.1 °F 81.6 °F 59.9 °F 48% 30.10 in 10.0 mi West 8.1 mph - N/A   Clear
12:58 PM 82.8 °F 82.8 °F 59.7 °F 45% 30.08 in 10.0 mi WNW 8.1 mph - N/A   Clear
1:58 PM 84.4 °F 83.8 °F 58.1 °F 41% 30.06 in 10.0 mi West 5.8 mph 17.3 mph N/A   Clear
2:58 PM 84.2 °F 83.7 °F 57.9 °F 41% 30.04 in 10.0 mi NW 5.8 mph - N/A   Clear
3:58 PM 86.0 °F 85.0 °F 57.4 °F 38% 30.03 in 10.0 mi WNW 11.5 mph - N/A   Partly Cloudy
4:58 PM 85.8 °F 84.2 °F 54.3 °F 34% 30.03 in 10.0 mi Variable 5.8 mph - N/A   Clear
5:58 PM 83.8 °F 82.7 °F 54.7 °F 37% 30.03 in 10.0 mi West 3.5 mph - N/A   Clear
6:58 PM 76.1 °F - 60.1 °F 57% 30.04 in 10.0 mi South 3.5 mph - N/A   Clear
7:58 PM 66.7 °F - 63.0 °F 88% 30.05 in 10.0 mi Calm Calm - N/A   Clear
8:58 PM 64.2 °F - 62.1 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Clear
9:58 PM 62.8 °F - 62.1 °F 97% 30.07 in 10.0 mi Calm Calm - N/A   Clear
10:58 PM 61.7 °F - 61.5 °F 99% 30.09 in 10.0 mi Calm Calm - N/A   Clear
11:58 PM 60.4 °F - 60.3 °F 99% 30.09 in 10.0 mi Calm Calm - N/A   Clear