Weather History for Andrews AFB, MD

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Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 70 °F 46 °F 23 °F
Mean Temperature 63 °F 38 °F 18 °F
Min Temperature 56 °F 30 °F 12 °F
Degree Days  
Heating Degree Days (base 65) 46 27 2 841
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 13 1 0 20
Dew Point  
Dew Point 63 °F 27 °F -9 °F
Precipitation  
Precipitation 1.65 in 0.11 in 0.00 in 3.42 in
Snowdepth - - - -
Wind  
Wind 30 mph 8 mph 0 mph
Gust Wind 47 mph 24 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.61 in 30.16 in 29.17 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 19, 2013 Rise Set
Actual Time 7:22 AM EST 5:14 PM EST
Civil Twilight 6:53 AM EST 5:43 PM EST
Nautical Twilight 6:21 AM EST 6:15 PM EST
Astronomical Twilight 5:49 AM EST 6:47 PM EST
Moon 11:38 AM EST (1/19) 12:55 AM EST (1/19)
Length of Visible Light 10h 49m
Length of Day
9h 52m
First Quarter, 57% of the Moon is Illuminated
Jan 19
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Weather History Calendar

Precipitation Actual month total 3.42 Average Month Total: 2.95
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
43 | 36 0.00
Average:
42 | 26 0.07
Rain
Actual:
37 | 25 0.00
Average:
42 | 26 0.07
Scattered Clouds
Actual:
36 | 24 0.00
Average:
42 | 26 0.07
Clear
Actual:
42 | 23 0.00
Average:
42 | 26 0.07
Rain
Actual:
43 | 29 0.00
Average:
42 | 26 0.08
Partly Cloudy
Actual:
51 | 28 0.00
Average:
42 | 26 0.08
Partly Cloudy
Actual:
45 | 26 0.00
Average:
42 | 26 0.08
Scattered Clouds
Actual:
54 | 27 0.00
Average:
41 | 25 0.08
Rain
Actual:
52 | 30 0.00
Average:
41 | 25 0.08
Scattered Clouds
Actual:
53 | 39 0.00
Average:
40 | 24 0.09
Rain
Actual:
44 | 32 0.03
Average:
40 | 24 0.09
Fog
Actual:
57 | 41 0.00
Average:
39 | 23 0.09
Fog
Actual:
57 | 42 0.01
Average:
38 | 23 0.09
Rain
Actual:
61 | 40 0.08
Average:
38 | 23 0.10
Rain
Actual:
41 | 35 0.72
Average:
37 | 22 0.10
Rain
Actual:
41 | 34 0.29
Average:
37 | 22 0.10
Rain
Actual:
43 | 37 0.02
Average:
37 | 22 0.10
Scattered Clouds
Actual:
38 | 27 0.00
Average:
37 | 22 0.10
Clear
Actual:
52 | 30 0.00
Average:
37 | 22 0.11
Clear
Actual:
58 | 34 0.00
Average:
37 | 22 0.11
Scattered Clouds
Actual:
45 | 30 0.00
Average:
37 | 22 0.11
Clear
Actual:
28 | 17 0.01
Average:
37 | 22 0.11
Snow
Actual:
25 | 12 0.00
Average:
38 | 22 0.11
Snow
Actual:
26 | 15 0.00
Average:
38 | 22 0.11
Snow
Actual:
23 | 16 0.00
Average:
39 | 22 0.11
Partly Cloudy
Actual:
33 | 21 0.00
Average:
39 | 22 0.11
Scattered Clouds
Actual:
36 | 19 0.00
Average:
39 | 23 0.11
Rain
Actual:
48 | 29 0.12
Average:
40 | 23 0.11
Scattered Clouds
Actual:
69 | 43 0.00
Average:
40 | 23 0.11
Rain
Actual:
70 | 56 0.49
Average:
41 | 24 0.10
Rain
Actual:
64 | 30 1.65
Average:
41 | 24 0.10
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 43 40 36 30 27 22 75 61 50 30.02 29.98 29.91 10 10 10 12 3 - 0.00  
2 37 31 25 28 21 12 76 59 40 30.25 30.10 30.01 10 10 10 16 8 - 0.00 Rain
3 36 30 24 19 16 14 79 58 45 30.27 30.22 30.17 10 10 10 8 4 - 0.00  
4 42 32 23 20 18 17 83 53 38 30.22 30.18 30.12 10 10 10 18 8 21 0.00  
5 43 36 29 29 22 16 75 55 38 30.40 30.28 30.16 10 10 10 20 7 24 0.00 Rain
6 51 40 28 32 27 24 95 57 35 30.20 30.12 30.04 10 10 10 13 5 - 0.00  
7 45 36 26 28 25 22 83 56 41 30.45 30.37 30.16 10 10 10 15 9 22 0.00  
8 54 40 27 33 29 22 90 68 39 30.44 30.40 30.38 10 10 10 16 6 - 0.00  
9 52 41 30 43 36 27 93 78 46 30.40 30.33 30.25 10 10 10 12 4 - 0.00 Rain
10 53 46 39 30 27 24 62 48 33 30.61 30.51 30.40 10 10 10 17 9 23 0.00  
11 44 38 32 43 40 26 100 91 66 30.51 30.21 30.11 10 4 1 7 2 - 0.03 Rain
12 57 49 41 48 43 40 100 98 70 30.19 30.15 30.11 10 2 0 7 2 - 0.00 Fog
13 57 49 42 58 47 41 100 99 93 30.16 30.09 29.99 10 2 0 10 4 - 0.01 Fog
14 61 51 40 61 51 32 100 84 50 30.30 30.12 29.97 10 10 10 18 11 23 0.08 Rain
15 41 38 35 40 38 35 100 98 91 30.34 30.27 30.15 10 7 3 12 7 - 0.72 Rain
16 41 38 34 41 38 34 100 98 93 30.15 30.03 29.88 10 9 3 14 6 - 0.29 Rain
17 43 40 37 42 35 28 100 81 60 30.14 30.08 30.00 10 10 10 12 3 - 0.02 Rain
18 38 32 27 28 17 6 68 51 30 30.51 30.39 30.11 10 10 10 21 10 28 0.00  
19 52 41 30 27 24 21 68 52 36 30.43 30.24 29.99 10 10 10 21 15 25 0.00  
20 58 46 34 30 21 6 58 39 21 30.09 29.93 29.84 10 10 10 23 17 32 0.00  
21 45 38 30 29 18 8 62 49 39 30.11 29.99 29.80 10 10 10 18 9 31 0.00  
22 28 22 17 8 -4 -9 42 33 25 30.30 30.18 29.92 10 10 10 28 19 40 0.01  
23 25 18 12 12 1 -4 68 45 28 30.36 30.26 30.17 10 10 9 15 7 20 0.00 Snow
24 26 20 15 16 11 0 86 73 35 30.53 30.24 30.10 10 6 2 20 8 28 0.00 Snow
25 23 20 16 18 9 -1 87 64 39 30.52 30.26 30.10 10 9 2 15 7 - 0.00 Snow
26 33 27 21 21 18 17 86 71 53 30.45 30.23 30.10 10 10 10 13 6 17 0.00  
27 36 28 19 21 17 15 85 64 43 30.61 30.53 30.46 10 10 10 8 3 - 0.00  
28 48 38 29 42 32 22 100 84 69 30.50 30.30 30.06 10 8 5 17 8 - 0.12 Rain
29 69 56 43 52 47 41 92 74 53 30.14 30.07 30.00 10 10 10 13 8 - 0.00  
30 70 63 56 61 58 51 100 83 68 29.97 29.61 29.24 10 8 2 25 15 36 0.49 Rain
31 64 48 30 63 43 10 94 70 31 29.93 29.40 29.17 10 7 1 30 23 47 1.65 Rain