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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 75 °F 63 °F 52 °F
Mean Temperature 64 °F 54 °F 44 °F
Min Temperature 58 °F 45 °F 33 °F
Degree Days  
Heating Degree Days (base 65) 21 11 1 341
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 4 0 138
Dew Point  
Dew Point 58 °F 42 °F 3 °F
Precipitation  
Precipitation 0.58 in 0.07 in 0.00 in 1.92 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 58 mph 3 mph 0 mph
Gust Wind 76 mph 38 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.28 in 30.04 in 29.71 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 09, 2012 Rise Set
Actual Time 6:44 AM PST 4:41 PM PST
Civil Twilight 6:17 AM PST 5:08 PM PST
Nautical Twilight 5:45 AM PST 5:40 PM PST
Astronomical Twilight 5:15 AM PST 6:10 PM PST
Moon 2:31 AM PST (12/9) 1:44 PM PST (12/9)
Length of Visible Light 10h 51m
Length of Day
9h 56m
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 64 61 58 58 56 55 93 83 73 30.19 30.13 30.08 10 7 2 14 3 24 0.00 Rain
2 64 61 58 58 57 55 93 83 73 30.14 30.09 30.06 10 6 1 15 6 28 0.10 Rain
3 67 62 57 58 56 55 93 81 68 30.19 30.15 30.10 10 5 0 8 2 12 0.32 Fog , Rain
4 71 64 57 57 54 52 100 78 55 30.23 30.17 30.12 7 3 0 7 3 9 T Fog
5 73 60 47 54 50 45 96 70 44 30.14 30.06 29.99 10 6 0 9 1 12 0.01 Fog
6 66 60 54 54 53 51 100 82 63 30.03 29.95 29.86 7 3 0 6 1 10 0.00 Fog
7 75 62 48 53 49 45 96 67 38 29.96 29.92 29.89 10 6 2 12 3 20 0.00  
8 69 56 43 51 45 39 77 59 40 29.98 29.93 29.88 10 7 2 8 3 16 0.00  
9 70 58 46 50 47 41 100 68 36 30.12 30.02 29.96 8 3 0 10 1 13 0.00 Fog
10 75 60 45 42 34 26 77 47 16 30.13 30.08 30.02 10 10 7 8 2 16 0.00  
11 73 59 45 48 38 28 61 41 20 30.05 29.99 29.93 10 10 7 10 3 13 0.00  
12 62 54 45 51 45 42 86 67 48 29.97 29.91 29.84 10 8 4 10 2 20 0.00 Rain
13 56 54 51 52 47 41 96 84 72 29.82 29.78 29.71 10 7 2 9 4 28 0.58 Rain
14 55 49 43 42 39 35 89 70 51 30.01 29.89 29.76 10 10 8 17 3 22 0.00 Rain
15 57 50 43 43 39 29 96 69 41 30.09 30.02 29.98 10 10 6 9 4 13 0.03 Rain
16 54 52 49 50 46 41 77 70 63 30.18 30.14 30.09 10 8 2 7 2 13 T Rain
17 60 56 52 51 49 46 96 80 64 30.17 30.09 30.00 10 8 4 5 1 31 0.00  
18 59 56 52 52 44 16 100 79 57 29.99 29.89 29.78 10 7 1 18 6 24 0.18 Rain
19 58 46 33 26 19 3 64 41 17 30.28 30.17 30.00 10 10 10 13 4 31 0.00  
20 65 49 33 26 21 13 64 39 13 30.25 30.17 30.09 10 10 10 58 2 - 0.00  
21 65 49 33 33 25 16 64 40 15 30.13 30.08 30.04 10 10 9 6 2 9 0.00  
22 61 49 37 47 36 29 76 54 32 30.19 30.13 30.06 10 10 7 12 2 14 0.00  
23 61 56 50 49 47 42 89 70 51 30.21 30.16 30.11 10 7 3 14 4 16 0.00  
24 61 56 50 52 49 47 96 84 72 30.12 30.07 29.99 10 5 2 7 5 76 0.33 Rain
25 60 53 46 49 41 31 100 69 37 30.11 30.06 30.00 10 6 0 7 1 - 0.00 Fog
26 58 50 41 48 43 36 93 74 55 29.99 29.95 29.90 10 8 2 15 5 20 0.24 Rain
27 58 49 40 42 37 30 92 66 39 30.11 30.00 29.94 10 10 5 9 2 12 0.00  
28 61 48 35 35 29 22 82 53 23 30.18 30.12 30.07 10 10 10 7 2 12 0.00  
29 53 46 38 44 36 27 86 66 45 30.09 30.03 29.98 10 10 7 12 3 16 0.10 Rain
30 52 44 36 43 37 35 92 73 54 30.07 29.99 29.92 10 8 5 16 2 20 0.02 Rain
31 57 45 33 37 32 28 92 63 33 30.25 30.19 30.09 10 10 8 15 3 17 0.01