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Month of December, 2010

  Max Avg Min Sum
Temperature  
Max Temperature 57 °F 49 °F 37 °F
Mean Temperature 54 °F 44 °F 29 °F
Min Temperature 51 °F 39 °F 21 °F
Degree Days  
Heating Degree Days (base 65) 36 21 11 643
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 4 0 0 6
Dew Point  
Dew Point 55 °F 36 °F 12 °F
Precipitation  
Precipitation 2.24 in 0.29 in 0.00 in 9.09 in
Snowdepth - - - -
Wind  
Wind 25 mph 6 mph 0 mph
Gust Wind 37 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.29 in 29.87 in 29.28 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 09, 2010 Rise Set
Actual Time 7:45 AM PST 4:17 PM PST
Civil Twilight 7:09 AM PST 4:53 PM PST
Nautical Twilight 6:30 AM PST 5:32 PM PST
Astronomical Twilight 5:53 AM PST 6:09 PM PST
Moon 10:39 AM PST (12/9) 8:38 PM PST (12/9)
Length of Visible Light 9h 44m
Length of Day
8h 32m
Waxing Crescent, 17% of the Moon is Illuminated
Dec 9
Waxing Crescent
Dec 13
First Quarter
Dec 21
Full
Dec 27
Last Quarter
Jan 4
New

Daily Weather History & Observations

2010 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 48 45 39 44 40 38 96 85 77 30.12 30.10 30.07 10 10 5 7 1 - 0.00  
2 46 42 39 40 39 37 100 89 73 30.13 30.09 30.05 10 5 0 10 6 - 0.01 Fog , Rain
3 50 44 39 39 38 36 89 78 59 30.29 30.24 30.14 10 10 10 8 4 - 0.00  
4 48 42 35 34 30 27 86 63 43 30.23 30.18 30.14 10 10 10 8 5 - 0.00  
5 48 42 35 37 33 30 86 72 52 30.15 30.08 29.96 10 10 10 8 1 - 0.00  
6 48 42 36 39 37 33 93 79 68 30.20 30.08 29.94 10 10 9 7 1 - 0.00  
7 55 50 45 44 40 35 90 71 45 30.18 30.01 29.80 10 9 5 14 4 17 0.47 Rain
8 55 50 46 46 43 41 90 76 62 29.88 29.83 29.73 10 9 2 17 12 28 0.74 Rain
9 51 48 46 46 44 41 93 86 71 29.90 29.82 29.74 10 8 3 16 10 23 0.99 Rain
10 51 47 42 41 40 37 86 77 66 30.26 30.07 29.83 10 10 10 14 9 23 0.00  
11 48 44 39 48 40 35 97 89 79 30.27 30.06 29.88 10 7 2 8 2 - 1.37 Rain
12 57 54 51 55 53 50 96 88 84 29.97 29.91 29.84 10 6 3 17 11 32 2.24 Rain
13 55 52 50 51 48 45 89 85 77 29.98 29.81 29.37 10 9 2 17 5 - 0.34 Rain
14 46 44 42 41 38 36 86 79 68 29.79 29.57 29.44 10 9 2 21 13 31 0.57 Rain
15 48 44 41 38 37 34 89 77 61 30.00 29.92 29.81 10 10 7 14 9 21 0.09 Rain
16 48 44 39 39 34 26 93 72 46 30.02 29.98 29.92 10 10 10 9 4 - 0.02 Rain
17 51 45 39 27 25 22 55 47 38 29.91 29.80 29.53 10 10 10 14 8 21 0.00  
18 48 41 34 38 29 19 85 62 33 29.60 29.51 29.37 10 10 6 25 10 37 0.13 Rain
19 48 42 37 35 31 23 89 70 42 29.58 29.44 29.28 10 10 7 13 3 - 0.14 Rain
20 44 40 37 36 33 29 93 72 58 29.59 29.45 29.37 10 10 8 10 3 - 0.07 Rain
21 53 46 39 38 33 30 89 59 41 29.68 29.66 29.61 10 10 10 15 3 21 0.04 Rain
22 51 46 39 40 37 33 82 71 52 29.89 29.78 29.65 10 10 9 9 5 - 0.02 Rain
23 51 44 39 42 37 31 90 75 48 29.99 29.94 29.89 10 9 3 10 4 - 0.43 Rain
24 52 49 46 43 39 31 89 72 45 29.93 29.88 29.82 10 9 6 14 7 21 0.44 Rain
25 52 49 46 46 43 41 89 83 71 29.79 29.63 29.52 10 10 7 10 6 - 0.28 Rain
26 46 42 39 43 38 35 93 82 68 30.05 29.79 29.62 10 10 8 20 9 33 0.24 Rain
27 46 42 39 43 38 35 96 84 71 30.15 30.00 29.75 10 8 2 14 9 31 0.46 Rain
28 50 46 42 46 38 29 93 75 60 29.78 29.65 29.39 10 10 4 18 8 30 0.00 Rain
29 42 38 35 34 29 23 89 69 51 29.85 29.59 29.39 10 10 9 12 7 20 0.00 Rain
30 39 34 27 28 22 12 89 64 35 30.15 30.05 29.88 10 10 10 9 4 17 0.00  
31 37 29 21 25 20 17 85 71 48 30.16 30.09 30.03 10 10 10 4 1 - 0.00