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Thursday, December 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 22 °F 30 °F  
Max Temperature 43 °F 40 °F 69 °F (1958)
Min Temperature 1 °F 19 °F -23 °F (1932)
Degree Days  
Heating Degree Days 43 35  
Month to date heating degree days 605 415  
Since 1 July heating degree days 2350 2225  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 280 156  
Moisture  
Dew Point 13 °F    
Average Humidity 66    
Maximum Humidity 95    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in 0.05 in 1.00 in (1995)
Month to date precipitation 0.17 0.63  
Year to date precipitation 6.29 13.09  
Sea Level Pressure  
Sea Level Pressure 30.34 in    
Wind  
Wind Speed 1 mph (ENE)    
Max Wind Speed 12 mph    
Max Gust Speed 13 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 12, 2013 Rise Set
Actual Time 7:19 AM PST 4:32 PM PST
Civil Twilight 6:48 AM PST 5:04 PM PST
Nautical Twilight 6:13 AM PST 5:38 PM PST
Astronomical Twilight 5:39 AM PST 6:12 PM PST
Moon 1:45 PM PST (12/12) 2:45 AM PST (12/12)
Length of Visible Light 10h 15m
Length of Day
9h 13m
Waxing Gibbous, 81% of the Moon is Illuminated
Dec 12
Waxing Gibbous
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 10.9 °F 2.9 °F 6.1 °F 81% 30.39 in 4.0 mi ENE 4.6 mph - N/A   Haze
1:55 AM 12.9 °F 5.2 °F 10.0 °F 88% 30.37 in 10.0 mi ENE 4.6 mph - N/A   Clear
2:55 AM 12.9 °F -0.2 °F 9.0 °F 84% 30.35 in 9.0 mi ENE 10.4 mph - N/A   Clear
3:55 AM 12.9 °F - 9.0 °F 84% 30.35 in 8.0 mi Calm Calm - N/A   Clear
4:55 AM 7.0 °F 0.1 °F 3.9 °F 87% 30.38 in 5.0 mi ENE 3.5 mph - N/A   Clear
5:55 AM 6.1 °F - 1.9 °F 83% 30.39 in 8.0 mi Calm Calm - N/A   Clear
6:55 AM 1.9 °F - -0.9 °F 88% 30.45 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 3.0 °F - -0.9 °F 84% 30.46 in 8.0 mi Calm Calm - N/A   Clear
8:55 AM 12.0 °F - 8.1 °F 84% 30.45 in 5.0 mi Calm Calm - N/A   Clear
9:55 AM 23.0 °F - 14.0 °F 68% 30.40 in 5.0 mi Calm Calm - N/A   Haze
10:55 AM 30.9 °F - 15.1 °F 52% 30.36 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 36.0 °F - 16.0 °F 44% 30.30 in 10.0 mi Calm Calm - N/A   Clear
12:55 PM 39.0 °F - 17.1 °F 41% 30.28 in 10.0 mi Calm Calm - N/A   Clear
1:55 PM 39.9 °F 37.8 °F 19.0 °F 43% 30.25 in 10.0 mi NW 3.5 mph - N/A   Clear
2:55 PM 42.1 °F - 18.0 °F 38% 30.23 in 10.0 mi Calm Calm - N/A   Clear
3:55 PM 39.9 °F - 18.0 °F 41% 30.24 in 10.0 mi Calm Calm - N/A   Clear
4:55 PM 28.9 °F - 19.9 °F 69% 30.30 in 10.0 mi Calm Calm - N/A   Clear
5:55 PM 27.0 °F - 19.9 °F 75% 30.31 in 8.0 mi North - - N/A   Clear
6:55 PM 24.1 °F - 17.1 °F 75% 30.34 in 7.0 mi Calm Calm - N/A   Clear
7:55 PM 24.1 °F - 18.0 °F 77% 30.34 in 9.0 mi Calm Calm - N/A   Scattered Clouds
8:55 PM 23.0 °F - 17.1 °F 78% 30.32 in 3.0 mi Calm Calm - N/A   Haze
9:55 PM 21.9 °F 17.2 °F 17.1 °F 82% 30.31 in 8.0 mi South 3.5 mph - N/A   Partly Cloudy
10:55 PM 21.9 °F - 17.1 °F 82% 30.29 in 10.0 mi Calm Calm - N/A   Overcast
11:55 PM 25.0 °F - 19.0 °F 78% 30.27 in 5.0 mi Calm Calm - N/A   Haze