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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 32 °F -10 °F -41 °F
Mean Temperature 28 °F -17 °F -44 °F
Min Temperature 26 °F -24 °F -47 °F
Degree Days  
Heating Degree Days (base 65) 109 82 36 2546
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 28 °F -13 °F -38 °F
Precipitation  
Precipitation 0.11 in 0.01 in 0.00 in 0.29 in
Snowdepth 18.0 in 12.4 in 6.0 in -
Wind  
Wind 22 mph 1 mph 0 mph
Gust Wind 33 mph 29 mph 25 mph
Sea Level Pressure  
Sea Level Pressure 30.78 in 29.82 in 29.05 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Dec. 04, 2012 Rise Set
Actual Time 10:29 AM AKST 2:52 PM AKST
Civil Twilight 9:11 AM AKST 4:10 PM AKST
Nautical Twilight 8:02 AM AKST 5:19 PM AKST
Astronomical Twilight 7:01 AM AKST 6:20 PM AKST
Moon 10:42 PM AKST (12/4) 12:44 PM AKST (12/4)
Length of Visible Light 6h 59m
Length of Day
4h 23m
Waning Gibbous, 68% of the Moon is Illuminated
Dec 4
Waning Gibbous
Dec 6
Last Quarter
Dec 12
New
Dec 19
First Quarter
Dec 28
Full

Daily Weather History & Observations

2012 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 -27 -31 -35 -33 -35 -36 73 70 68 30.11 29.98 29.92 10 7 1 4 0 - 0.00  
2 -32 -34 -36 - - - - - - 30.10 29.97 29.88 10 8 1 5 0 - 0.00  
3 -31 -37 -41 - - - - - - 30.18 30.15 30.06 10 6 2 6 1 - 0.00  
4 -29 -34 -40 - - - - - - 30.13 30.00 29.84 10 6 2 5 1 - 0.00  
5 -18 -26 -31 -25 -31 -36 76 71 65 29.98 29.94 29.85 10 7 4 4 0 - 0.00 Snow
6 -18 -25 -33 -25 -31 -35 76 72 69 30.17 30.06 29.94 10 7 5 0 0 - 0.00  
7 -27 -30 -34 - - - - - - 30.21 30.18 30.11 10 7 6 4 0 - 0.00  
8 0 -16 -29 - - - - - - 30.17 29.93 29.53 10 10 9 7 1 - 0.01  
9 9 5 1 - - - - - - 29.62 29.49 29.40 10 5 1 7 1 - 0.05 Snow
10 8 6 3 - - - - - - 29.83 29.68 29.61 8 4 2 4 0 - 0.01 Snow
11 10 6 1 6 2 0 85 81 78 29.99 29.89 29.55 10 4 2 7 4 - 0.01 Snow
12 24 17 10 21 16 6 93 87 79 29.52 29.17 29.05 10 2 0 8 4 - 0.06 Fog , Snow
13 30 12 -7 28 16 -13 93 85 72 29.50 29.21 29.06 10 4 1 22 7 33 0.11 Snow
14 -2 -12 -22 -6 -15 -27 85 80 74 29.49 29.43 29.38 10 5 2 6 1 - 0.00 Snow
15 -20 -30 -40 -26 -29 -32 78 75 69 29.81 29.65 29.44 10 6 2 6 1 - 0.00 Snow
16 -36 -42 -47 - - - - - - 30.04 29.91 29.77 10 4 1 0 0 - 0.00  
17 -41 -44 -47 - - - - - - 30.05 29.93 29.58 4 2 0 4 0 - 0.00 Fog
18 -22 -32 -43 -31 -35 -38 75 64 57 29.96 29.64 29.52 10 6 2 0 0 - 0.00  
19 -20 -28 -38 -27 -29 -35 76 70 67 30.60 30.24 29.91 10 7 3 7 3 - 0.02 Snow
20 -40 -44 -47 - - - - - - 30.78 30.68 30.58 9 2 0 0 0 - 0.00 Fog
21 -40 -44 -47 - - - - - - 30.73 30.56 30.41 5 2 0 0 0 - 0.00 Fog , Snow
22 -36 -40 -43 - - - - - - 30.49 30.27 30.12 8 3 1 0 0 - 0.00 Snow
23 -20 -35 -38 -27 -27 -27 73 73 73 30.18 29.99 29.86 10 7 2 9 0 - 0.00 Snow
24 -7 -16 -24 -14 -21 -33 78 68 60 29.86 29.83 29.81 10 10 10 12 6 - 0.02  
25 10 2 -7 2 -7 -12 83 78 67 29.81 29.74 29.70 10 10 10 8 1 - 0.00  
26 7 -6 -18 2 -16 -23 91 79 70 29.75 29.65 29.55 10 9 6 4 0 - 0.00  
27 -9 -14 -18 -15 -21 -24 84 76 70 29.57 29.55 29.48 10 9 6 5 0 - 0.00  
28 -4 -10 -16 -9 -16 -23 84 77 71 29.67 29.64 29.57 13 11 10 4 0 - 0.00  
29 19 4 -11 16 3 -16 92 85 76 29.61 29.47 29.35 10 8 1 6 1 - 0.00  
30 32 16 0 23 13 -3 92 83 64 29.47 29.26 29.18 10 10 9 12 2 - 0.00  
31 30 28 26 22 20 16 78 72 66 29.74 29.44 29.32 10 10 10 12 8 - 0.00