Fort Belvoir, VA

4:28 AM EST on December 11, 2019 (GMT -0500)
Davison Army Air Field

Weather History for KDAA - May, 2019

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Friday, May 17, 2019

  Actual Average Record
Temperature  
Mean Temperature 66 °F -  
Max Temperature 82 °F 75 °F 91 °F (1998)
Min Temperature 52 °F 51 °F 42 °F (1997)
Cooling Degree Days 2    
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 76    
Maximum Humidity 95    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.84 in    
Wind  
Wind Speed 2 mph ()    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10.0 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: Averaged Metar Reports

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

May. 17, 2019 Rise Set
Actual Time 5:55 AM EDT 8:15 PM EDT
Civil Twilight 5:25 AM EDT 8:45 PM EDT
Nautical Twilight 4:48 AM EDT 9:22 PM EDT
Astronomical Twilight 4:07 AM EDT 10:03 PM EDT
Moon 7:02 PM EDT (5/17) 5:23 AM EDT (5/17)
Length of Visible Light 15h 20m
Length of Day
14h 20m
Waxing Gibbous, 98% of the Moon is Illuminated
May 17
Waxing Gibbous
May 18
Full
May 26
Last Quarter
Jun 3
New
Jun 10
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 54.3 °F - 52.3 °F 93% 29.89 in 10.0 mi Calm Calm - N/A   Clear
1:56 AM 53.8 °F - 51.8 °F 93% 29.88 in 10.0 mi Calm Calm - N/A   Clear
2:56 AM 53.2 °F - 51.6 °F 94% 29.87 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 52.5 °F - 50.9 °F 94% 29.86 in 10.0 mi Calm Calm - N/A   Clear
4:56 AM 52.2 °F - 50.5 °F 94% 29.84 in 10.0 mi Calm Calm - N/A   Clear
5:56 AM 52.2 °F - 50.7 °F 95% 29.84 in 9.0 mi Calm Calm - N/A   Clear
6:56 AM 53.2 °F - 51.8 °F 95% 29.85 in 10.0 mi Calm Calm - N/A   Clear
7:56 AM 57.0 °F - 55.6 °F 95% 29.86 in 10.0 mi Calm Calm - N/A   Clear
9:56 AM 64.2 °F - 56.1 °F 75% 29.85 in 10.0 mi SSE 3.5 mph - N/A   Partly Cloudy
10:56 AM 65.1 °F - 57.0 °F 75% 29.85 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
11:56 AM 68.5 °F - 58.8 °F 71% 29.84 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
12:56 PM 71.6 °F - 60.4 °F 68% 29.81 in 10.0 mi SSE 6.9 mph - N/A   Partly Cloudy
1:56 PM 74.5 °F - 61.5 °F 64% 29.81 in 10.0 mi South 3.5 mph - N/A   Clear
2:56 PM 78.1 °F - 61.5 °F 57% 29.80 in 10.0 mi SSW 5.8 mph - N/A   Clear
3:56 PM 79.2 °F - 63.1 °F 58% 29.81 in 10.0 mi South 9.2 mph - N/A   Clear
4:56 PM 80.6 °F 81.7 °F 61.9 °F 53% 29.80 in 10.0 mi SW 3.5 mph - N/A   Clear
5:56 PM 81.1 °F 82.3 °F 62.8 °F 53% 29.81 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
6:56 PM 81.9 °F 83.2 °F 63.5 °F 54% 29.80 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
7:56 PM 79.3 °F - 62.8 °F 57% 29.83 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
8:56 PM 75.4 °F - 62.2 °F 64% 29.85 in 10.0 mi NW 4.6 mph - N/A   Clear
9:56 PM 68.4 °F - 63.3 °F 84% 29.86 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:56 PM 67.8 °F - 63.1 °F 85% 29.89 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:56 PM 67.6 °F - 63.0 °F 85% 29.89 in 10.0 mi Calm Calm - N/A   Mostly Cloudy