Fort Belvoir, VA

1:42 AM EDT on October 18, 2017 (GMT -0400)
Davison Army Air Field

Weather History for KDAA - October, 2012

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Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 82 °F 68 °F 43 °F
Mean Temperature 74 °F 57 °F 42 °F
Min Temperature 68 °F 47 °F 34 °F
Degree Days  
Heating Degree Days (base 65) 23 8 0 250
Cooling Degree Days (base 65) 10 1 0 19
Growing Degree Days (base 50) 24 8 0 256
Dew Point  
Dew Point 72 °F 50 °F 29 °F
Precipitation  
Precipitation 11.81 in 0.45 in 0.00 in 13.64 in
Snowdepth - - - -
Wind  
Wind 39 mph 3 mph 0 mph
Gust Wind 63 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.56 in 29.97 in 28.68 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 14, 2012 Rise Set
Actual Time 7:17 AM EDT 6:31 PM EDT
Civil Twilight 6:50 AM EDT 6:57 PM EDT
Nautical Twilight 6:19 AM EDT 7:28 PM EDT
Astronomical Twilight 5:49 AM EDT 7:59 PM EDT
Moon 6:14 AM EDT (10/14) 5:49 PM EDT (10/14)
Length of Visible Light 12h 07m
Length of Day
11h 13m
Waning Crescent, 1% of the Moon is Illuminated
Oct 14
Waning Crescent
Oct 15
New
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 70 58 48 61 53 44 100 82 40 29.99 29.96 29.92 10 10 7 6 1 - 0.00 Rain
2 72 66 60 72 67 61 100 98 93 29.97 29.93 29.89 10 5 1 6 1 - 0.39 Rain
3 82 74 68 72 70 68 100 96 63 30.13 30.02 29.95 10 5 1 6 1 - 0.00 Rain
4 80 70 58 72 68 58 100 95 53 30.15 30.13 30.11 10 6 2 8 0 - 0.01 Rain
5 81 67 53 62 56 52 100 88 38 30.16 30.11 29.98 10 6 2 7 1 - 0.00  
6 79 64 47 62 56 44 100 90 47 30.07 29.93 29.86 10 5 0 18 1 28 0.00 Fog
7 54 48 44 49 46 44 100 94 71 30.19 30.15 30.06 10 5 0 8 1 - 0.06 Fog , Rain
8 53 45 37 47 41 37 100 95 61 30.32 30.23 30.20 10 3 0 6 0 - 0.00 Fog , Rain
9 62 54 46 55 48 45 100 85 66 30.22 30.18 30.09 10 10 6 8 5 - 0.06 Rain
10 70 62 53 56 53 41 100 84 40 30.12 30.01 29.90 10 9 2 16 1 23 0.00  
11 62 52 41 42 35 29 99 56 32 30.33 30.24 30.14 10 10 10 15 6 17 0.00  
12 66 51 37 48 39 34 99 74 35 30.45 30.26 30.17 10 10 9 23 3 30 0.00  
13 59 46 34 40 35 29 98 71 35 30.56 30.45 30.32 10 10 10 7 1 - 0.00  
14 74 62 49 57 49 44 89 65 41 30.30 30.15 29.97 10 10 10 10 6 21 0.00  
15 70 62 55 64 59 46 100 78 56 29.94 29.78 29.69 10 10 7 12 5 - 0.10 Rain
16 64 54 41 46 43 39 98 72 39 29.95 29.91 29.83 10 10 10 15 5 17 0.00  
17 68 53 39 51 43 39 100 87 46 30.04 29.98 29.93 10 8 4 8 1 - 0.00  
18 72 58 45 60 48 45 100 92 54 29.98 29.93 29.82 10 5 2 12 1 - 0.00 Rain
19 75 62 51 66 60 52 100 96 66 29.81 29.72 29.61 10 5 0 9 1 - 0.40 Fog , Rain , Thunderstorm
20 67 55 44 56 47 40 100 96 43 29.96 29.74 29.69 10 2 0 9 1 - 0.00 Fog
21 66 52 38 44 40 35 99 75 32 30.17 30.08 29.97 10 10 10 15 3 20 0.00  
22 72 56 39 49 42 39 100 76 32 30.23 30.18 30.13 10 9 2 7 1 - 0.00 Rain
23 78 61 44 60 51 44 100 84 40 30.16 30.11 30.05 10 10 8 6 0 - 0.00  
24 82 66 51 59 55 49 100 78 32 30.14 30.11 30.08 10 9 4 7 0 - 0.00  
25 72 63 55 61 59 55 100 91 64 30.24 30.19 30.15 10 8 4 4 0 - 0.00  
26 69 64 60 63 60 58 100 90 66 30.21 30.17 30.06 10 7 1 6 1 - 0.00  
27 70 64 58 59 54 48 96 75 48 30.05 29.95 29.87 10 10 4 6 1 - 0.00  
28 61 56 53 52 50 41 94 83 51 29.85 29.68 29.59 10 9 6 13 7 21 11.81 Rain
29 53 48 44 52 47 41 100 90 87 29.59 29.13 28.68 10 4 1 39 18 63 88.34 Rain
30 43 42 40 41 40 38 100 91 87 29.52 29.14 28.76 10 8 4 15 8 31 0.81 Rain
31 54 45 37 44 39 35 100 84 51 29.68 29.61 29.53 10 10 3 7 1 - 0.00