Fort Belvoir, VA

8:23 PM EST on November 19, 2019 (GMT -0500)
Davison Army Air Field

Weather History for KDAA - May, 2019

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Month of May, 2019

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 75 °F 60 °F
Mean Temperature 72 °F 66 °F 56 °F
Min Temperature 65 °F 58 °F 50 °F
Degree Days  
Heating Degree Days (base 65) 10 1 0 17
Cooling Degree Days (base 65) 8 3 0 33
Growing Degree Days (base 50) 22 16 6 194
Dew Point  
Dew Point 70 °F 60 °F 48 °F
Precipitation  
Precipitation 1.26 in 0.28 in 0.00 in 3.31 in
Snowdepth - - - -
Wind  
Wind 14 mph 2 mph 0 mph
Gust Wind 23 mph 18 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.35 in 30.02 in 29.65 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

May. 21, 2019 Rise Set
Actual Time 5:52 AM EDT 8:19 PM EDT
Civil Twilight 5:21 AM EDT 8:49 PM EDT
Nautical Twilight 4:44 AM EDT 9:27 PM EDT
Astronomical Twilight 4:02 AM EDT 10:09 PM EDT
Moon 11:12 PM EDT (5/21) 8:06 AM EDT (5/21)
Length of Visible Light 15h 27m
Length of Day
14h 27m
Waning Gibbous, 91% of the Moon is Illuminated
May 21
Waning Gibbous
May 26
Last Quarter
Jun 3
New
Jun 10
First Quarter
Jun 17
Full

Daily Weather History & Observations

2019 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 69 64 58 61 57 52 93 82 73 30.35 30.28 30.16 10 10 10 8 4 - 0.00  
2 88 70 53 68 63 52 97 85 45 30.16 30.10 30.03 10 8 1 12 2 - 0.31 Rain , Thunderstorm
3 83 71 59 68 62 57 100 92 51 30.09 30.03 29.89 10 4 0 4 0 - 0.00 Fog , Rain
4 76 69 62 67 63 61 100 91 66 29.93 29.86 29.77 10 6 1 8 1 - 0.42 Rain , Thunderstorm
5 66 62 58 65 62 53 100 93 83 29.85 29.72 29.65 10 8 2 9 2 - 1.26 Rain
6 78 68 57 60 56 53 95 76 42 30.11 29.99 29.87 10 10 10 7 3 - 0.00  
7 80 66 53 63 59 52 96 77 47 30.17 30.13 30.09 10 10 5 10 2 17 0.00  
8 73 66 59 64 60 57 95 80 69 30.20 30.16 30.10 10 10 10 7 1 - 0.00 Rain
9 77 68 60 66 62 55 88 79 62 30.22 30.16 30.07 10 8 2 9 3 - 0.00  
10 80 72 65 70 64 60 94 80 58 30.10 30.01 29.95 10 8 1 14 6 23 0.36 Rain
11 70 62 56 64 57 53 100 87 59 30.07 29.97 29.88 10 7 1 8 0 - 0.40 Rain
12 60 56 50 59 55 48 100 93 87 29.88 29.78 29.73 10 7 2 13 1 - 0.56 Rain
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