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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 57 °F 34 °F 21 °F
Mean Temperature 45 °F 22 °F 9 °F
Min Temperature 34 °F 9 °F -5 °F
Degree Days  
Heating Degree Days (base 65) 56 43 20 1330
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 39 °F 14 °F -9 °F
Precipitation  
Precipitation 0.12 in 0.01 in 0.00 in 0.20 in
Snowdepth 4.0 in 1.1 in 0.0 in -
Wind  
Wind 46 mph 6 mph 0 mph
Gust Wind 60 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.96 in 30.35 in 29.65 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 31, 2011 Rise Set
Actual Time 8:01 AM MST 5:05 PM MST
Civil Twilight 7:29 AM MST 5:37 PM MST
Nautical Twilight 6:53 AM MST 6:13 PM MST
Astronomical Twilight 6:18 AM MST 6:47 PM MST
Moon 11:36 AM MST (12/31) No Moon Set
Length of Visible Light 10h 08m
Length of Day
9h 04m
Waxing Crescent, 45% of the Moon is Illuminated
Dec 31
Waxing Crescent
Dec 31
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New

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 34 23 11 16 11 7 76 60 43 30.58 30.48 30.35 10 10 10 25 12 37 0.00  
2 30 19 8 20 13 6 92 75 58 30.40 30.19 30.06 10 10 7 12 4 13 T Snow
3 27 17 7 16 11 3 80 70 60 30.42 30.33 30.21 10 10 10 17 9 22 0.00  
4 30 21 11 22 14 0 88 68 47 30.51 30.32 30.16 10 8 2 22 7 29 0.01 Snow
5 21 9 -4 3 -1 -8 87 65 43 30.63 30.55 30.37 10 10 10 12 3 16 0.00  
6 28 15 1 11 5 -3 91 71 50 30.64 30.58 30.37 10 10 10 12 2 13 0.00  
7 34 18 1 14 8 -1 95 68 41 30.63 30.47 30.23 10 10 10 7 2 8 0.00  
8 32 18 4 16 12 1 91 72 53 30.48 30.40 30.26 10 10 10 14 5 17 0.00  
9 34 20 5 17 11 2 92 72 51 30.63 30.52 30.33 10 10 8 9 1 10 0.00  
10 39 21 2 19 11 2 92 70 47 30.58 30.40 30.19 10 9 6 13 4 15 0.00  
11 34 20 5 19 12 4 92 73 54 30.18 30.07 29.88 10 10 6 8 3 9 0.00  
12 40 23 6 22 16 6 96 70 44 30.09 30.02 29.96 10 10 9 9 3 10 0.00  
13 33 23 12 21 16 10 92 76 59 30.13 30.07 29.99 10 9 7 9 6 12 0.00  
14 36 26 15 22 19 15 92 72 52 30.31 30.23 30.12 10 10 7 16 8 22 0.00  
15 35 21 7 23 15 6 96 79 61 30.52 30.35 30.17 10 8 2 12 4 13 0.00  
16 34 23 12 24 19 10 92 81 69 30.71 30.61 30.42 10 10 9 9 2 10 0.00  
17 37 23 8 21 14 6 92 72 52 30.71 30.57 30.37 10 6 0 9 3 10 0.00 Fog
18 37 22 7 21 14 5 92 74 56 30.40 30.25 30.06 10 9 5 9 1 9 0.00  
19 32 24 16 25 20 14 92 82 72 30.40 30.31 30.20 10 10 6 14 8 17 0.00  
20 30 20 10 22 15 9 100 85 69 30.38 30.25 30.03 10 5 0 8 2 9 0.00 Fog
21 30 23 15 24 19 9 96 78 60 30.41 30.09 29.92 10 5 0 23 10 31 0.12 Fog , Snow
22 24 10 -5 13 5 -7 92 76 60 30.74 30.61 30.42 10 10 10 10 6 13 0.00  
23 23 9 -5 11 1 -9 91 74 57 30.90 30.77 30.56 10 8 0 9 1 10 0.00  
24 27 11 -5 13 2 -8 91 73 55 30.96 30.80 30.64 10 6 0 9 2 9 0.00 Fog
25 37 19 0 18 9 -2 95 67 38 30.81 30.55 30.20 10 10 7 17 5 24 0.00  
26 38 28 18 21 15 9 77 57 36 30.40 30.34 30.25 10 10 10 20 7 29 0.00  
27 39 28 16 25 20 14 92 72 52 30.41 30.34 30.21 10 10 10 21 7 25 0.00  
28 47 41 34 35 28 19 82 63 44 30.30 30.20 30.03 10 10 10 25 14 36 0.03 Rain
29 47 40 33 39 32 25 83 64 45 30.11 30.04 29.96 10 10 10 33 18 43 T  
30 57 45 33 36 31 26 89 62 35 30.00 29.83 29.65 10 9 1 46 17 60 0.04 Rain , Snow
31 34 25 16 27 19 12 84 71 58 30.60 30.31 29.80 10 10 10 43 17 59 0.00