Weather History for CYYC - December, 2012

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 45 °F 22 °F -7 °F
Mean Temperature 30 °F 13 °F -10 °F
Min Temperature 21 °F 3 °F -14 °F
Degree Days  
Heating Degree Days (base 65) 76 52 34 1621
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 30 °F 5 °F -22 °F
Precipitation  
Precipitation 0.12 in 0.01 in 0.00 in 0.38 in
Snowdepth - - - -
Wind  
Wind 32 mph 9 mph 0 mph
Gust Wind 44 mph 24 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 29.95 in 29.31 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Dec. 12, 2012 Rise Set
Actual Time 8:31 AM MST 4:28 PM MST
Civil Twilight 7:51 AM MST 5:08 PM MST
Nautical Twilight 7:09 AM MST 5:51 PM MST
Astronomical Twilight 6:28 AM MST 6:31 PM MST
Moon 7:37 AM MST (12/12) 4:12 PM MST (12/12)
Length of Visible Light 9h 16m
Length of Day
7h 57m
Waning Crescent, 0% of the Moon is Illuminated
Dec 12
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

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 16 10 5 12 7 1 93 87 79 29.88 29.73 29.62 6 1 0 15 7 - 0.02 Fog , Snow
2 11 8 5 9 6 3 92 87 77 29.69 29.56 29.44 10 3 0 14 5 - 0.12 Fog , Snow
3 33 16 0 23 8 -4 92 77 55 30.10 29.92 29.73 20 10 2 14 7 - 0.00  
4 45 28 12 28 22 9 86 69 46 30.11 29.75 29.54 20 15 15 20 10 32 0.00  
5 39 30 21 30 20 5 93 64 33 30.03 29.73 29.53 20 15 10 20 12 37 0.02 Snow
6 31 23 15 14 10 5 79 54 37 30.04 29.99 29.94 15 14 10 12 7 18 0.00  
7 24 14 3 16 7 -2 85 79 63 29.99 29.92 29.84 20 11 5 18 6 - 0.00  
8 12 6 0 5 -2 -5 85 77 62 30.44 30.29 29.96 20 9 5 21 15 31 0.00 Fog , Snow
9 29 12 -4 12 3 -9 85 63 31 30.44 30.13 29.84 20 14 7 32 13 44 0.00 Fog , Snow
10 30 20 10 21 16 12 86 66 40 29.98 29.92 29.79 15 15 15 26 12 40 0.00 Snow
11 38 28 18 19 17 14 80 55 31 29.75 29.53 29.45 15 15 15 25 13 34 0.00  
12 27 16 5 21 9 1 93 83 69 29.96 29.84 29.61 20 8 1 13 9 - 0.04 Snow
13 36 19 2 16 9 0 85 58 29 29.93 29.75 29.59 20 14 6 29 13 38 0.00  
14 34 24 14 18 13 7 93 56 33 29.90 29.70 29.57 20 15 15 30 14 40 0.00  
15 23 14 4 12 9 1 93 74 42 29.90 29.74 29.51 20 15 10 10 9 - 0.00  
16 32 22 13 10 8 5 59 47 27 29.58 29.51 29.43 20 15 15 24 13 31 0.00  
17 23 16 10 21 15 5 100 85 61 29.54 29.39 29.31 15 8 2 21 8 28 0.02 Snow
18 21 12 3 14 8 -2 85 76 59 29.97 29.80 29.57 15 11 6 23 12 29 0.00 Snow
19 24 12 0 7 2 -4 85 62 39 29.98 29.92 29.86 20 14 10 12 8 - 0.00  
20 32 19 6 16 8 0 79 66 49 29.88 29.82 29.74 20 15 10 15 5 21 0.00  
21 6 2 -2 -2 -7 -9 85 68 49 30.39 30.21 29.90 20 15 6 17 12 22 0.00 Snow
22 -1 -4 -7 -9 -11 -11 78 74 65 30.40 30.33 30.25 20 7 1 9 6 - 0.12 Snow
23 -2 -7 -12 -8 -12 -17 85 76 64 30.37 30.30 30.23 15 7 2 9 5 - 0.01 Snow
24 -4 -9 -14 -9 -13 -20 84 76 67 30.62 30.51 30.37 15 7 2 10 7 - 0.02 Snow
25 -4 -8 -11 -9 -12 -17 84 77 64 30.57 30.44 30.26 10 7 4 12 8 - 0.00 Snow
26 -7 -10 -14 -13 -15 -22 77 75 64 30.24 30.16 30.12 7 6 4 9 6 - 0.01 Snow
27 5 -4 -12 1 -8 -17 85 78 66 30.14 30.12 30.10 20 13 6 13 6 - 0.00  
28 33 15 -3 14 9 -4 85 52 31 30.09 30.04 30.00 15 15 15 21 11 26 0.00  
29 30 26 21 23 17 10 93 67 35 30.14 30.05 29.97 20 15 10 21 14 26 0.00 Snow
30 25 16 6 12 7 3 73 61 39 30.18 30.15 30.12 20 15 15 12 6 17 0.00  
31 34 24 13 23 16 7 74 60 40 30.16 30.12 30.07 20 15 15 12 6 20 0.00