Annapolis Naval Academy, MD

7:52 PM EST on January 17, 2018 (GMT -0500)
Annapolis Naval Academy

Weather History for KNAK - December, 2011

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 64 °F 53 °F 41 °F
Mean Temperature 58 °F 46 °F 37 °F
Min Temperature 53 °F 39 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 28 19 6 597
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 1 0 35
Dew Point  
Dew Point 61 °F 35 °F 17 °F
Precipitation  
Precipitation 2.90 in 0.15 in 0.00 in 4.51 in
Snowdepth - - - -
Wind  
Wind 31 mph 5 mph 0 mph
Gust Wind 46 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.69 in 30.19 in 29.39 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 12, 2011 Rise Set
Actual Time 7:15 AM EST 4:43 PM EST
Civil Twilight 6:45 AM EST 5:13 PM EST
Nautical Twilight 6:11 AM EST 5:47 PM EST
Astronomical Twilight 5:39 AM EST 6:19 PM EST
Moon 6:52 PM EST (12/12) 8:45 AM EST (12/12)
Length of Visible Light 10h 28m
Length of Day
9h 28m
Waning Gibbous, 96% of the Moon is Illuminated
Dec 12
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full

Daily Weather History & Observations

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 53 46 39 33 30 27 73 57 43 30.35 30.27 30.12 10 10 10 16 9 22 0.00  
2 55 44 34 44 34 29 89 66 37 30.56 30.39 30.32 10 10 8 10 2 - 0.00  
3 48 44 39 39 34 29 80 69 52 30.69 30.63 30.56 10 9 6 8 2 - 0.00  
4 55 47 39 48 42 36 97 88 64 30.57 30.48 30.39 10 4 0 12 2 - 0.00 Fog
5 59 50 44 54 47 43 100 91 80 30.39 30.33 30.17 10 3 0 13 2 20 0.00 Fog
6 64 58 53 61 55 51 94 90 84 30.14 30.01 29.91 10 5 0 13 7 - 0.41 Fog , Rain
7 60 52 41 58 53 45 97 90 82 29.90 29.72 29.49 9 3 0 28 7 37 2.90 Fog , Rain
8 46 42 37 33 28 24 82 59 46 30.37 30.18 29.78 10 10 8 21 10 31 0.00  
9 53 44 35 43 36 31 89 76 52 30.35 30.30 30.23 10 8 5 12 2 21 0.00  
10 48 44 37 36 27 19 73 51 39 30.55 30.37 30.24 10 10 10 14 8 - 0.00  
11 41 38 33 29 23 20 85 57 43 30.69 30.63 30.55 10 10 7 10 5 - 0.00  
12 45 38 30 32 29 25 93 76 49 30.63 30.56 30.48 10 6 2 7 1 - 0.00  
13 51 40 30 31 29 23 89 66 33 30.47 30.43 30.38 10 8 4 10 2 - 0.00  
14 50 44 39 41 35 29 77 65 54 30.44 30.38 30.30 10 9 8 9 4 - 0.00  
15 64 55 46 51 44 38 80 65 50 30.28 30.04 29.87 10 10 10 13 9 21 0.03 Rain
16 63 54 44 51 32 26 67 50 41 30.22 30.13 29.87 10 10 10 18 8 26 0.00  
17 44 39 34 29 26 23 76 57 47 30.23 30.20 30.15 10 10 9 16 9 23 0.00  
18 42 38 33 29 26 24 79 67 53 30.36 30.29 30.21 10 9 5 9 5 - 0.00  
19 53 42 30 32 28 25 79 56 40 30.32 30.19 30.06 10 9 6 10 3 - 0.00  
20 54 50 46 43 39 30 83 64 43 30.19 30.14 30.07 10 10 10 8 3 - 0.00  
21 64 57 50 59 52 41 94 85 71 30.10 29.92 29.81 10 7 2 12 8 22 0.09 Rain
22 62 55 48 57 47 44 92 82 64 30.15 30.01 29.82 10 7 2 10 3 - 0.39 Rain
23 54 48 42 52 43 30 94 76 48 30.26 30.09 29.77 10 7 1 17 5 24 0.10 Rain
24 46 42 39 32 27 21 67 55 37 30.48 30.40 30.23 10 10 10 15 5 - 0.00  
25 51 44 37 37 30 25 76 63 42 30.40 30.21 30.00 10 10 10 12 5 - 0.00  
26 48 42 37 32 28 25 76 53 43 30.32 30.25 30.01 10 10 8 20 9 29 0.00  
27 57 48 39 57 42 32 100 81 63 30.22 29.64 29.39 10 6 2 31 11 46 0.59 Rain
28 48 42 36 41 26 17 80 52 39 30.02 29.84 29.50 10 10 10 22 11 31 0.00  
29 44 37 30 33 25 18 70 59 52 30.12 30.03 29.98 10 10 10 10 5 - 0.00  
30 50 44 37 43 35 29 82 70 56 30.07 29.99 29.94 10 10 10 10 3 - 0.00  
31 61 54 46 44 40 37 86 60 42 30.12 29.96 29.83 10 10 10 14 5 23 0.00