Fort Belvoir, VA

2:48 PM EDT on June 23, 2017 (GMT -0400)
Davison Army Air Field

Weather History for KDAA - September, 2013

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Thursday, September 19, 2013

  Actual Average Record
Temperature  
Mean Temperature 62 °F -  
Max Temperature 76 °F 77 °F 89 °F (1998)
Min Temperature 47 °F 56 °F 47 °F (2013)
Degree Days  
Heating Degree Days 4    
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 76    
Maximum Humidity 99    
Minimum Humidity 44    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.17 in    
Wind  
Wind Speed 2 mph (SSE)    
Max Wind Speed 9 mph    
Max Gust Speed -    
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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Daily Weather History Graph

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Date:

Astronomy

Sep. 19, 2013 Rise Set
Actual Time 6:53 AM EDT 7:10 PM EDT
Civil Twilight 6:27 AM EDT 7:36 PM EDT
Nautical Twilight 5:56 AM EDT 8:07 PM EDT
Astronomical Twilight 5:24 AM EDT 8:39 PM EDT
Moon 7:08 PM EDT (9/19) 7:00 AM EDT (9/19)
Length of Visible Light 13h 09m
Length of Day
12h 16m
Full, 100% of the Moon is Illuminated
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:58 AM 53.1 °F 52.0 °F 96% 30.22 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:58 AM 51.3 °F 50.9 °F 99% 30.22 in 10.0 mi Calm Calm - N/A   Clear
2:58 AM 50.5 °F 50.2 °F 99% 30.21 in 10.0 mi Calm Calm - N/A   Clear
3:58 AM 49.5 °F 49.1 °F 99% 30.20 in 10.0 mi Calm Calm - N/A   Clear
4:58 AM 49.5 °F 49.1 °F 99% 30.20 in 10.0 mi North 1.2 mph - N/A   Clear
5:58 AM 47.7 °F 47.5 °F 99% 30.20 in 10.0 mi ESE 2.3 mph - N/A   Clear
6:58 AM 48.4 °F 48.2 °F 99% 30.21 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:58 AM 50.2 °F 50.0 °F 99% 30.21 in 10.0 mi Calm Calm - N/A   Clear
8:58 AM 60.6 °F 57.2 °F 88% 30.21 in 10.0 mi ENE 1.2 mph - N/A   Clear
9:58 AM 66.2 °F 53.2 °F 63% 30.22 in 10.0 mi SSW 4.6 mph - N/A   Clear
10:58 AM 69.1 °F 52.9 °F 56% 30.22 in 10.0 mi SSE 9.2 mph - N/A   Clear
11:58 AM 71.6 °F 53.6 °F 53% 30.21 in 10.0 mi SSE 2.3 mph - N/A   Clear
12:58 PM 73.0 °F 51.6 °F 47% 30.19 in 10.0 mi Variable 5.8 mph - N/A   Clear
1:58 PM 75.0 °F 52.0 °F 44% 30.16 in 10.0 mi SE 8.1 mph - N/A   Clear
2:58 PM 76.1 °F 52.9 °F 44% 30.14 in 10.0 mi Variable 5.8 mph - N/A   Clear
3:58 PM 75.6 °F 53.8 °F 47% 30.12 in 10.0 mi Variable 5.8 mph - N/A   Clear
4:58 PM 76.3 °F 54.7 °F 47% 30.11 in 10.0 mi SSE 6.9 mph - N/A   Clear
5:58 PM 74.8 °F 55.4 °F 51% 30.11 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
6:58 PM 72.7 °F 56.8 °F 57% 30.12 in 10.0 mi SSE 4.6 mph - N/A   Overcast
7:58 PM 69.3 °F 57.6 °F 66% 30.12 in 10.0 mi South 4.6 mph - N/A   Clear
8:58 PM 66.6 °F 57.9 °F 74% 30.13 in 10.0 mi Variable 2.3 mph - N/A   Clear
9:58 PM 59.9 °F 58.1 °F 94% 30.12 in 10.0 mi Calm Calm - N/A   Clear
10:58 PM 58.3 °F 57.9 °F 99% 30.12 in 10.0 mi Calm Calm - N/A   Clear
11:58 PM 57.2 °F 56.8 °F 99% 30.11 in 10.0 mi Calm Calm - N/A   Clear