Weather History for Fort Belvoir, VA

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Wednesday, July 10, 2013

  Actual Average Record
Temperature  
Mean Temperature 81 °F -  
Max Temperature 87 °F 85 °F 96 °F (2007)
Min Temperature 75 °F 64 °F 62 °F (1996)
Cooling Degree Days 16    
Growing Degree Days 31 (Base 50)    
Moisture  
Dew Point 62 °F    
Average Humidity 58    
Maximum Humidity 65    
Minimum Humidity 50    
Precipitation  
Precipitation 0.07 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 3 mph (South)    
Max Wind Speed 14 mph    
Max Gust Speed 21 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
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

Jul. 10, 2013 Rise Set
Actual Time 5:52 AM EDT 8:35 PM EDT
Civil Twilight 5:21 AM EDT 9:06 PM EDT
Nautical Twilight 4:42 AM EDT 9:45 PM EDT
Astronomical Twilight 3:58 AM EDT 10:29 PM EDT
Moon 8:09 AM EDT (7/10) 9:46 PM EDT (7/10)
Length of Visible Light 15h 44m
Length of Day
14h 42m
Waxing Crescent, 5% of the Moon is Illuminated
Jul 10
Waxing Crescent
Jul 15
First Quarter
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New

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 76.8 °F - 63.5 °F 63% 30.03 in 10.0 mi SSE 2.3 mph - N/A   Scattered Clouds
1:53 AM 78.8 °F - 64.4 °F 61% 30.00 in 9.0 mi Variable 4.6 mph - N/A   Clear
1:58 AM 79.5 °F - 64.2 °F 59% 30.01 in 8.0 mi SSW 5.8 mph - N/A   Clear
2:08 AM 78.8 °F - 64.4 °F 61% 30.00 in 10.0 mi Variable 3.5 mph - N/A   Clear
2:58 AM 78.6 °F - 64.6 °F 62% 30.00 in 10.0 mi SW 2.3 mph - N/A   Clear
3:58 AM 77.4 °F - 63.3 °F 62% 30.00 in 10.0 mi South 3.5 mph - N/A   Clear
4:18 AM 77.0 °F - 62.6 °F 61% 29.99 in 9.0 mi Variable 2.3 mph - N/A   Scattered Clouds
4:28 AM 77.0 °F - 62.6 °F 61% 29.99 in 10.0 mi Variable 1.2 mph - N/A   Partly Cloudy
4:38 AM 75.2 °F - 60.8 °F 61% 30.00 in 9.0 mi Calm Calm - N/A   Partly Cloudy
4:58 AM 75.0 °F - 60.3 °F 60% 30.01 in 9.0 mi Variable 2.3 mph - N/A   Partly Cloudy
5:03 AM 75.2 °F - 59.0 °F 57% 29.99 in 10.0 mi SE 2.3 mph - N/A   Scattered Clouds
5:18 AM 75.2 °F - 59.0 °F 57% 30.00 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
5:43 AM 77.0 °F - 59.0 °F 54% 29.99 in 6.0 mi Variable 1.2 mph - N/A   Haze
5:58 AM 76.5 °F - 59.5 °F 56% 30.00 in 6.0 mi Variable 1.2 mph - N/A   Haze
6:58 AM 77.0 °F - 58.6 °F 53% 30.00 in 7.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
7:43 AM 78.8 °F - 60.8 °F 54% 30.00 in 10.0 mi SW 4.6 mph - N/A   Partly Cloudy
7:58 AM 78.6 °F - 61.0 °F 55% 30.01 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
8:03 AM 78.8 °F - 60.8 °F 54% 30.00 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
8:49 AM 78.8 °F - 62.6 °F 57% 30.01 in 10.0 mi West 4.6 mph - N/A Rain Light Rain
8:58 AM 79.3 °F - 62.8 °F 57% 30.02 in 10.0 mi West 5.8 mph - 0.00 in Rain Light Rain
9:18 AM 78.8 °F - 62.6 °F 57% 30.01 in 6.0 mi West 1.2 mph - N/A Rain Light Rain
9:38 AM 78.8 °F - 60.8 °F 54% 30.01 in 2.5 mi South 2.3 mph - N/A Rain Rain
9:43 AM 77.0 °F - 60.8 °F 57% 30.01 in 3.0 mi Calm Calm - N/A Rain Light Rain
9:58 AM 77.4 °F - 60.3 °F 55% 30.02 in 7.0 mi ESE 1.2 mph - 0.06 in Rain Light Rain
10:44 AM 77.0 °F - 59.0 °F 54% 30.01 in 10.0 mi SSE 5.8 mph - N/A   Partly Cloudy
10:52 AM 78.8 °F - 59.0 °F 51% 30.01 in 10.0 mi Variable 4.6 mph - N/A   Scattered Clouds
11:17 AM 77.0 °F - 59.0 °F 54% 30.01 in 10.0 mi Variable 3.5 mph - N/A Rain Light Rain
11:34 AM 77.0 °F - 57.2 °F 50% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:52 AM 78.8 °F - 59.0 °F 51% 30.01 in 10.0 mi SSW 4.6 mph - N/A   Clear
12:52 PM 82.4 °F 83.9 °F 64.4 °F 54% 29.99 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
1:52 PM 84.2 °F 86.6 °F 66.2 °F 55% 29.97 in 10.0 mi Variable 5.8 mph - N/A   Partly Cloudy
2:52 PM 86.0 °F 90.4 °F 69.8 °F 58% 29.94 in 10.0 mi SSE 5.8 mph - N/A   Clear
3:58 PM 86.0 °F 91.8 °F 71.4 °F 62% 29.90 in 10.0 mi Variable 6.9 mph - N/A   Partly Cloudy
4:58 PM 87.4 °F 94.0 °F 72.1 °F 60% 29.89 in 10.0 mi SSW 9.2 mph - N/A   Clear
5:58 PM 86.2 °F 93.0 °F 72.7 °F 64% 29.89 in 10.0 mi SSE 4.6 mph - N/A   Partly Cloudy
6:58 PM 84.7 °F 89.7 °F 71.1 °F 63% 29.91 in 10.0 mi SE 2.3 mph - N/A   Scattered Clouds
7:26 PM 82.4 °F 85.4 °F 68.0 °F 62% 29.92 in 9.0 mi SSW 13.8 mph 20.7 mph N/A Rain Rain
7:50 PM 77.0 °F - 64.4 °F 65% 29.93 in 10.0 mi SSW 6.9 mph - N/A Thunderstorm Scattered Clouds
7:58 PM 76.8 °F - 63.3 °F 63% 29.95 in 10.0 mi SSW 5.8 mph - 0.01 in Thunderstorm Partly Cloudy
8:58 PM 75.7 °F - 59.7 °F 57% 29.94 in 10.0 mi Variable 3.5 mph - N/A   Overcast
9:58 PM 75.2 °F - 59.2 °F 57% 29.92 in 9.0 mi Variable 2.3 mph - N/A   Scattered Clouds
10:03 PM 75.2 °F - 59.0 °F 57% 29.91 in 10.0 mi Variable 1.2 mph - N/A   Scattered Clouds
10:58 PM 75.4 °F - 57.7 °F 54% 29.91 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
11:58 PM 75.0 °F - 57.6 °F 54% 29.90 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy