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Wednesday, December 12, 2012

  Actual Average Record
Temperature  
Mean Temperature 33 °F 35 °F  
Max Temperature 42 °F 44 °F 57 °F (1995)
Min Temperature 24 °F 26 °F -8 °F (1972)
Degree Days  
Heating Degree Days 32 30  
Month to date heating degree days 320 358  
Since 1 July heating degree days 1305 1664  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 622 544  
Moisture  
Dew Point 28 °F    
Average Humidity 79    
Maximum Humidity 96    
Minimum Humidity 54    
Precipitation  
Precipitation T in 0.07 in 1.91 in (1969)
Month to date precipitation 2.03 0.94  
Year to date precipitation 11.97 16.75  
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 3 mph (NNE)    
Max Wind Speed 12 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 12, 2012 Rise Set
Actual Time 7:28 AM PST 4:39 PM PST
Civil Twilight 6:56 AM PST 5:10 PM PST
Nautical Twilight 6:21 AM PST 5:45 PM PST
Astronomical Twilight 5:48 AM PST 6:19 PM PST
Moon 6:38 AM PST (12/12) 4:22 PM PST (12/12)
Length of Visible Light 10h 14m
Length of Day
9h 11m
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

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 36.0 °F - 34.0 °F 93% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 34.0 °F - 32.0 °F 92% 29.80 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
2:53 AM 34.0 °F 29.8 °F 32.0 °F 92% 29.81 in 10.0 mi North 4.6 mph - N/A   Clear
3:53 AM 34.0 °F 31.0 °F 30.0 °F 85% 29.82 in 10.0 mi West 3.5 mph - N/A   Overcast
4:53 AM 35.1 °F 32.2 °F 30.0 °F 82% 29.83 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
5:03 AM 35.6 °F - 30.2 °F 81% 29.76 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 34.0 °F 29.8 °F 30.0 °F 85% 29.83 in 10.0 mi ENE 4.6 mph - N/A   Overcast
6:48 AM 33.8 °F - 30.2 °F 87% 29.79 in 10.0 mi Calm Calm - 0.00 in   Overcast
6:53 AM 34.0 °F - 30.9 °F 89% 29.86 in 10.0 mi Calm Calm - 0.00 in   Overcast
7:53 AM 32.0 °F - 30.0 °F 92% 29.88 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:53 AM 34.0 °F - 32.0 °F 92% 29.90 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:53 AM 37.0 °F 33.3 °F 28.9 °F 73% 29.92 in 10.0 mi NNW 4.6 mph - N/A   Overcast
10:53 AM 39.0 °F 35.7 °F 28.9 °F 67% 29.92 in 10.0 mi NNE 4.6 mph - N/A   Clear
11:53 AM 39.9 °F 36.7 °F 28.9 °F 65% 29.90 in 10.0 mi NE 4.6 mph - N/A   Scattered Clouds
12:53 PM 39.9 °F 37.8 °F 27.0 °F 60% 29.89 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
1:53 PM 39.9 °F 35.8 °F 26.1 °F 58% 29.89 in 10.0 mi North 5.8 mph - N/A   Overcast
2:53 PM 39.9 °F 35.8 °F 25.0 °F 55% 29.89 in 10.0 mi North 5.8 mph - N/A   Scattered Clouds
3:53 PM 37.0 °F 31.6 °F 27.0 °F 67% 29.90 in 10.0 mi North 6.9 mph - N/A   Clear
4:53 PM 33.1 °F - 27.0 °F 78% 29.92 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 33.1 °F 30.0 °F 27.0 °F 78% 29.94 in 10.0 mi ESE 3.5 mph - N/A   Clear
6:53 PM 32.0 °F - 25.0 °F 75% 29.95 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:53 PM 30.0 °F 24.1 °F 24.1 °F 79% 29.97 in 10.0 mi North 5.8 mph - N/A   Clear
8:53 PM 28.9 °F - 24.1 °F 82% 29.98 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 27.0 °F 21.6 °F 23.0 °F 85% 29.98 in 10.0 mi SE 4.6 mph - N/A   Clear
10:53 PM 27.0 °F - 23.0 °F 85% 30.00 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 25.0 °F 20.7 °F 21.9 °F 88% 30.02 in 10.0 mi ENE 3.5 mph - N/A   Clear