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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 66 °F 56 °F 48 °F
Mean Temperature 60 °F 50 °F 42 °F
Min Temperature 57 °F 44 °F 35 °F
Degree Days  
Heating Degree Days (base 65) 22 15 4 455
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 2 0 71
Dew Point  
Dew Point 61 °F 43 °F 23 °F
Precipitation  
Precipitation 0.15 in 0.02 in 0.00 in 0.61 in
Snowdepth - - - -
Wind  
Wind 25 mph 4 mph 0 mph
Gust Wind 46 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.38 in 30.07 in 29.79 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 10, 2012 Rise Set
Actual Time 7:13 AM PST 4:50 PM PST
Civil Twilight 6:44 AM PST 5:20 PM PST
Nautical Twilight 6:11 AM PST 5:52 PM PST
Astronomical Twilight 5:39 AM PST 6:24 PM PST
Moon 4:05 AM PST (12/10) 2:42 PM PST (12/10)
Length of Visible Light 10h 36m
Length of Day
9h 37m
Waning Crescent, 9% of the Moon is Illuminated
Dec 10
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 60 57 59 56 54 100 90 68 30.05 29.97 29.92 10 6 2 20 10 25 0.00 Rain
2 64 58 50 59 53 45 100 81 63 30.13 29.94 29.79 10 7 1 25 10 46 0.01 Rain
3 59 52 44 50 46 43 100 86 59 30.22 30.16 30.12 10 10 10 9 3 - 0.00  
4 62 56 50 55 50 48 94 83 67 30.24 30.19 30.16 10 10 10 12 3 18 0.00  
5 62 60 57 61 57 55 100 91 77 30.17 30.14 30.09 10 8 2 13 8 17 0.09 Rain
6 57 54 50 57 50 46 100 83 67 30.15 30.12 30.09 10 10 4 15 6 21 0.00  
7 62 54 46 50 46 41 100 87 52 30.16 30.11 30.08 20 10 10 7 1 - 0.00  
8 57 49 41 48 42 39 100 84 51 30.12 30.08 30.05 15 9 0 5 1 - 0.00 Fog
9 64 54 44 50 42 37 93 73 37 30.20 30.15 30.11 10 10 10 7 1 - 0.00  
10 66 57 48 48 43 39 87 67 43 30.24 30.17 30.12 10 10 10 7 3 - 0.00  
11 59 52 44 50 45 41 100 83 67 30.11 30.01 29.88 10 10 7 14 2 23 0.00 Rain
12 55 50 44 50 44 39 100 83 54 29.92 29.88 29.85 10 9 3 8 4 - 0.02 Rain
13 51 45 39 43 39 36 100 83 58 29.95 29.90 29.87 10 10 10 6 1 - 0.00  
14 51 45 39 43 39 36 93 84 66 30.04 29.91 29.83 15 10 10 8 2 - 0.00  
15 48 42 37 46 40 36 100 87 76 30.10 30.05 30.01 15 10 4 13 3 16 0.00 Rain
16 57 50 44 52 46 41 100 85 72 30.38 30.07 30.04 15 10 8 12 3 18 0.00  
17 59 54 50 55 49 39 100 84 66 30.09 30.03 29.99 10 8 2 14 8 21 0.00 Rain
18 51 46 42 39 33 28 76 60 43 30.21 30.08 30.01 10 10 10 20 7 26 0.00  
19 50 42 35 32 30 23 87 68 35 30.33 30.26 30.21 15 10 10 5 1 - 0.00  
20 59 47 35 41 35 28 87 69 50 30.23 30.14 30.01 10 10 10 16 4 23 0.00  
21 55 52 50 50 45 39 88 72 58 30.01 29.94 29.89 10 9 2 21 14 29 0.00 Rain
22 57 54 50 48 47 45 94 78 63 30.10 29.95 29.85 10 8 1 24 11 32 0.15 Rain
23 59 54 50 55 48 46 100 86 77 30.10 30.00 29.87 10 8 1 24 8 30 0.00 Rain
24 55 50 44 46 43 39 100 85 58 30.22 30.14 30.05 10 10 10 8 2 - 0.00  
25 53 47 41 48 42 37 93 85 76 30.17 30.02 29.81 10 9 2 21 3 26 0.15 Rain
26 53 50 46 46 44 41 93 81 71 30.12 29.99 29.89 10 9 2 18 6 25 0.05 Rain
27 55 48 41 41 39 37 93 74 51 30.19 30.14 30.11 20 10 10 7 4 - 0.00  
28 50 44 39 45 40 37 100 87 62 30.20 30.13 30.04 10 10 5 5 1 - 0.03 Rain
29 51 46 41 45 41 37 100 86 66 30.10 30.05 30.01 15 8 3 12 3 - 0.11 Rain
30 53 45 37 39 38 34 100 82 51 30.19 30.10 30.06 15 10 10 10 1 - 0.00  
31 51 43 35 39 34 25 93 76 38 30.32 30.25 30.20 20 10 10 7 2 - 0.00