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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 75 °F 63 °F 51 °F
Mean Temperature 62 °F 50 °F 41 °F
Min Temperature 51 °F 38 °F 24 °F
Degree Days  
Heating Degree Days (base 65) 24 15 3 451
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 2 0 62
Dew Point  
Dew Point 59 °F 40 °F 7 °F
Precipitation  
Precipitation 1.01 in 0.06 in 0.00 in 1.70 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 32 mph 3 mph 0 mph
Gust Wind 71 mph 28 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.25 in 30.04 in 29.73 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 09, 2012 Rise Set
Actual Time 6:39 AM PST 4:41 PM PST
Civil Twilight 6:12 AM PST 5:08 PM PST
Nautical Twilight 5:41 AM PST 5:39 PM PST
Astronomical Twilight 5:11 AM PST 6:09 PM PST
Moon 2:26 AM PST (12/9) 1:43 PM PST (12/9)
Length of Visible Light 10h 56m
Length of Day
10h 01m
Waning Crescent, 17% of the Moon is Illuminated
Dec 9
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 67 59 50 59 55 52 100 84 67 30.18 30.13 30.07 10 6 0 13 3 15 T Fog , Rain
2 65 58 51 57 55 52 100 84 67 30.15 30.12 30.06 10 5 0 10 2 13 0.00 Fog , Rain
3 65 57 48 59 55 48 100 89 78 30.20 30.16 30.11 10 4 0 13 1 25 0.01 Fog , Rain
4 74 62 50 56 51 47 100 69 38 30.21 30.17 30.11 10 6 0 12 3 15 0.00 Fog
5 74 56 38 53 46 37 100 77 53 30.13 30.08 30.01 10 3 0 30 4 31 0.00 Fog
6 68 57 45 54 49 43 100 82 63 30.01 29.94 29.86 10 3 0 12 2 14 0.00 Fog
7 75 56 37 54 43 37 100 71 41 29.96 29.93 29.90 10 5 0 14 2 20 0.00 Fog
8 71 52 33 50 39 32 96 69 41 29.98 29.95 29.90 10 5 1 13 4 16 0.00  
9 70 50 30 45 36 29 100 65 30 30.11 30.00 29.96 10 4 0 12 3 14 0.00 Fog
10 73 60 46 37 30 24 39 28 17 30.12 30.08 30.03 10 10 9 13 6 16 0.00  
11 74 52 30 37 32 25 89 53 17 30.07 30.01 29.95 10 10 8 13 3 16 0.00  
12 66 47 27 48 39 26 92 63 34 30.00 29.93 29.86 10 10 8 14 4 17 0.00  
13 55 52 49 50 47 41 96 87 77 29.87 29.79 29.73 10 7 2 13 4 56 1.01 Rain
14 55 46 37 45 40 37 100 76 51 29.99 29.88 29.77 10 8 1 18 5 23 0.04 Rain
15 56 51 45 46 42 35 100 76 51 30.11 29.99 29.92 10 7 2 12 6 16 0.18 Rain
16 55 49 42 50 45 40 100 83 66 30.17 30.13 30.10 10 7 0 7 2 8 T Fog , Rain
17 61 56 51 54 52 50 100 88 75 30.16 30.12 30.00 10 5 1 32 1 71 0.08 Rain
18 55 53 50 54 48 26 96 93 89 29.99 29.89 29.81 10 7 2 22 3 25 0.21 Rain
19 58 42 25 30 19 8 92 55 17 30.23 30.15 30.01 10 10 7 17 3 23 0.00  
20 69 57 45 35 17 7 25 19 12 30.19 30.12 30.05 10 10 10 15 8 21 0.00  
21 61 43 24 38 28 21 85 54 23 30.11 30.07 30.04 10 10 8 13 2 14 0.00  
22 59 42 24 41 33 23 92 67 41 30.22 30.13 30.05 10 5 1 12 2 18 0.00  
23 60 45 30 48 39 28 100 77 53 30.22 30.17 30.12 10 5 0 12 2 17 T Fog , Rain
24 60 52 43 55 47 42 100 86 72 30.14 30.08 30.00 10 5 0 15 4 18 0.09 Fog , Rain
25 63 48 32 48 40 27 100 63 25 30.09 30.05 30.00 10 3 0 12 2 15 0.00 Fog
26 57 47 36 49 42 36 100 80 59 30.01 29.97 29.94 10 8 1 20 6 24 0.06 Rain
27 56 46 36 45 39 30 100 72 43 30.10 29.99 29.94 10 8 0 14 2 17 0.00 Fog
28 61 44 26 36 27 20 100 60 20 30.15 30.10 30.06 10 4 0 10 2 16 0.00 Fog
29 55 42 28 46 41 26 89 72 54 30.09 30.01 29.96 10 6 0 13 3 17 0.02 Fog , Rain
30 51 42 33 43 35 30 100 83 66 30.06 29.97 29.89 10 4 0 16 3 20 0.00 Fog , Rain
31 57 41 25 36 29 23 100 66 32 30.25 30.14 30.05 10 5 0 14 2 22 0.00 Fog