Fort Belvoir, VA

9:12 AM EDT on October 18, 2019 (GMT -0400)
Davison Army Air Field

Weather History for KDAA - May, 2019

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Friday, May 10, 2019

  Actual Average Record
Temperature  
Mean Temperature 72 °F -  
Max Temperature 80 °F 75 °F 89 °F (2000)
Min Temperature 65 °F 50 °F 40 °F (2017)
Cooling Degree Days 8    
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 64 °F    
Average Humidity 80    
Maximum Humidity 94    
Minimum Humidity 58    
Precipitation  
Precipitation 0.36 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 6 mph (South)    
Max Wind Speed 14 mph    
Max Gust Speed 23 mph    
Visibility 8 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

May. 10, 2019 Rise Set
Actual Time 6:01 AM EDT 8:09 PM EDT
Civil Twilight 5:32 AM EDT 8:38 PM EDT
Nautical Twilight 4:56 AM EDT 9:14 PM EDT
Astronomical Twilight 4:17 AM EDT 9:54 PM EDT
Moon 10:59 AM EDT (5/10) 1:00 AM EDT (5/10)
Length of Visible Light 15h 06m
Length of Day
14h 07m
Waxing Crescent, 35% of the Moon is Illuminated
May 10
Waxing Crescent
May 11
First Quarter
May 18
Full
May 26
Last Quarter
Jun 3
New

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 65.7 °F - 60.6 °F 84% 30.10 in 10.0 mi SSE 5.8 mph - N/A   Clear
1:56 AM 66.7 °F - 61.0 °F 82% 30.08 in 10.0 mi SSE 4.6 mph - N/A   Clear
2:56 AM 66.9 °F - 60.8 °F 81% 30.07 in 10.0 mi SSE 6.9 mph - N/A   Scattered Clouds
3:56 AM 66.6 °F - 60.8 °F 82% 30.06 in 4.0 mi SSE 5.8 mph - N/A   Haze
4:56 AM 66.6 °F - 60.4 °F 81% 30.07 in 6.0 mi SSE 3.5 mph - N/A   Haze
5:56 AM 67.1 °F - 60.3 °F 79% 30.06 in 10.0 mi SSE 6.9 mph - N/A   Overcast
6:56 AM 66.6 °F - 60.4 °F 81% 30.06 in 4.0 mi SSE 6.9 mph - 0.00 in   Haze
7:56 AM 67.3 °F - 60.4 °F 79% 30.06 in 10.0 mi SSE 5.8 mph - N/A   Scattered Clouds
8:56 AM 68.4 °F - 61.2 °F 78% 30.05 in 9.0 mi South 8.1 mph - N/A   Scattered Clouds
9:56 AM 71.2 °F - 62.4 °F 74% 30.04 in 10.0 mi South 8.1 mph 17.3 mph N/A   Scattered Clouds
10:56 AM 73.0 °F - 63.0 °F 71% 30.03 in 10.0 mi South 12.7 mph 18.4 mph N/A   Partly Cloudy
11:56 AM 75.2 °F - 63.0 °F 66% 30.03 in 10.0 mi SSW 11.5 mph 18.4 mph N/A   Clear
12:56 PM 77.9 °F - 64.2 °F 63% 30.00 in 10.0 mi South 10.4 mph 21.9 mph N/A   Clear
1:56 PM 79.0 °F - 64.4 °F 61% 29.98 in 10.0 mi South 12.7 mph 21.9 mph N/A   Clear
2:54 PM 80.6 °F 82.3 °F 64.4 °F 58% 29.96 in 10.0 mi SSW 13.8 mph 23.0 mph N/A   Partly Cloudy
2:56 PM 79.9 °F - 63.7 °F 58% 29.96 in 10.0 mi SSW 9.2 mph 23.0 mph N/A   Partly Cloudy
3:56 PM 78.4 °F - 64.8 °F 63% 29.97 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
4:16 PM 77.0 °F - 62.6 °F 61% 29.98 in 10.0 mi NW 11.5 mph 19.6 mph N/A Rain Light Rain
4:26 PM 73.4 °F - 62.6 °F 69% 29.98 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
4:30 PM 73.4 °F - 62.6 °F 69% 29.98 in 10.0 mi NW 4.6 mph - N/A Rain Light Rain
4:40 PM 71.6 °F - 66.2 °F 83% 29.98 in 2.8 mi Calm Calm - N/A Rain Heavy Rain
4:45 PM 69.8 °F - 66.2 °F 88% 29.98 in 1.0 mi Calm Calm - N/A Rain Heavy Rain
4:50 PM 69.8 °F - 66.2 °F 88% 29.97 in 1.8 mi Calm Calm - N/A Rain Light Rain
4:55 PM 68.0 °F - 66.2 °F 94% 29.97 in 6.0 mi Calm Calm - N/A Rain Light Rain
4:56 PM 68.7 °F - 66.9 °F 94% 29.97 in 7.0 mi Calm Calm - 0.25 in Rain Light Rain
5:06 PM 69.8 °F - 68.0 °F 94% 29.97 in 10.0 mi Calm Calm - N/A Rain Light Rain
5:07 PM 69.8 °F - 68.0 °F 94% 29.97 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:56 PM 73.9 °F - 69.8 °F 87% 29.97 in 10.0 mi Calm Calm - 0.00 in   Partly Cloudy
6:56 PM 71.4 °F - 69.6 °F 94% 29.96 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:56 PM 70.9 °F - 68.7 °F 93% 29.95 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
8:56 PM 71.8 °F - 67.3 °F 86% 29.97 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:49 PM 71.6 °F - 66.2 °F 83% 30.00 in 10.0 mi WNW 9.2 mph - N/A Rain Light Rain
9:56 PM 71.1 °F - 66.9 °F 87% 30.00 in 6.0 mi NW 9.2 mph - 0.04 in Rain Heavy Rain
10:56 PM 67.8 °F - 65.7 °F 93% 30.00 in 10.0 mi Calm Calm - 0.07 in Rain Light Rain
11:01 PM 68.0 °F - 66.2 °F 94% 30.00 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:56 PM 66.4 °F - 64.6 °F 94% 30.01 in 10.0 mi Calm Calm - 0.00 in   Scattered Clouds