Fort Belvoir, VA

3:37 AM EDT on October 15, 2019 (GMT -0400)
Davison Army Air Field

Weather History for KDAA - August, 2019

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Month of August, 2019

  Max Avg Min Sum
Temperature  
Max Temperature 98 °F 90 °F 84 °F
Mean Temperature 85 °F 79 °F 72 °F
Min Temperature 75 °F 68 °F 58 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 20 14 6 266
Growing Degree Days (base 50) 35 29 22 553
Dew Point  
Dew Point 77 °F 67 °F 49 °F
Precipitation  
Precipitation 0.12 in 0.01 in 0.00 in 0.23 in
Snowdepth - - - -
Wind  
Wind 30 mph 2 mph 0 mph
Gust Wind 39 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.16 in 29.94 in 29.72 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Aug. 19, 2019 Rise Set
Actual Time 6:26 AM EDT 7:58 PM EDT
Civil Twilight 5:57 AM EDT 8:26 PM EDT
Nautical Twilight 5:24 AM EDT 8:59 PM EDT
Astronomical Twilight 4:48 AM EDT 9:35 PM EDT
Moon 10:20 PM EDT (8/19) 10:03 AM EDT (8/19)
Length of Visible Light 14h 28m
Length of Day
13h 32m
Waning Gibbous, 85% of the Moon is Illuminated
Aug 19
Waning Gibbous
Aug 23
Last Quarter
Aug 30
New
Sep 5
First Quarter
Sep 14
Full

Daily Weather History & Observations

2019 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 90 80 70 70 68 66 92 70 49 30.10 30.07 30.01 10 10 9 9 5 - 0.00 Thunderstorm
2 84 76 69 70 68 65 94 83 54 30.16 30.11 30.07 10 10 10 10 3 - 0.12 Rain , Thunderstorm
3 89 78 68 72 69 67 96 76 48 30.08 30.00 29.92 10 9 5 7 1 - 0.00  
4 91 81 70 71 67 61 95 67 37 29.97 29.94 29.91 10 10 9 13 2 17 0.00  
5 88 77 66 70 67 65 94 75 46 29.99 29.96 29.94 10 10 10 8 1 - 0.00  
6 91 78 65 73 68 64 96 73 40 29.93 29.87 29.80 10 10 9 10 2 - 0.00  
7 93 82 70 72 70 66 95 77 41 29.85 29.80 29.72 10 10 8 30 4 39 0.08 Rain
8 93 80 66 69 63 56 96 64 29 29.82 29.79 29.74 10 10 4 13 3 18 0.00  
9 93 82 70 72 62 54 85 55 28 29.88 29.81 29.76 10 10 10 16 4 23 0.00  
10 85 72 58 61 56 52 91 59 32 29.98 29.92 29.88 10 10 10 12 2 20 0.00  
11 88 74 61 60 55 49 90 57 28 30.09 30.03 29.99 10 10 10 7 2 - 0.00  
12 91 76 61 68 63 59 94 66 41 30.04 29.98 29.89 10 10 10 12 2 16 0.00  
13 85 80 75 77 71 65 100 77 61 29.89 29.82 29.76 10 10 5 7 4 - 0.02 Rain , Thunderstorm
14 89 81 73 76 73 68 100 86 48 29.91 29.80 29.75 10 7 1 10 1 - 0.00  
15 86 79 72 73 71 68 95 82 55 30.00 29.96 29.91 10 10 10 9 1 - 0.01 Rain
16 88 78 69 74 72 70 100 86 58 30.02 29.99 29.95 10 8 1 8 1 - 0.00  
17 93 81 70 75 72 67 96 77 43 30.03 29.99 29.95 10 10 7 7 1 - 0.00 Rain
18 95 83 71 74 71 65 96 70 37 30.02 29.99 29.94 10 10 7 10 2 - 0.00  
19 98 85 73 75 71 66 96 65 36 30.05 29.99 29.95 10 10 8 9 3 - 0.00 Rain , Thunderstorm
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