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Sunday, December 30, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F 53 °F  
Max Temperature 64 °F 70 °F 86 °F (1980)
Min Temperature 32 °F 36 °F 24 °F (1990)
Degree Days  
Heating Degree Days 17 12  
Month to date heating degree days 324 360  
Since 1 July heating degree days 421 527  
Cooling Degree Days 0 0  
Month to date cooling degree days 6 0  
Year to date cooling degree days 4282 3686  
Moisture  
Dew Point 33 °F    
Average Humidity 60    
Maximum Humidity 92    
Minimum Humidity 28    
Precipitation  
Precipitation 0.00 in 0.01 in 0.22 in (1951)
Month to date precipitation 0.14 0.33  
Year to date precipitation 2.54 3.18  
Since 1 July precipitation 2.18 1.36  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Year to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 17 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 30, 2012 Rise Set
Actual Time 6:48 AM PST 4:46 PM PST
Civil Twilight 6:21 AM PST 5:13 PM PST
Nautical Twilight 5:50 AM PST 5:44 PM PST
Astronomical Twilight 5:19 AM PST 6:15 PM PST
Moon 7:13 PM PST (12/30) 8:07 AM PST (12/30)
Length of Visible Light 10h 52m
Length of Day
9h 57m
Waning Gibbous, 95% of the Moon is Illuminated
Dec 30
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 45.0 °F 41.8 °F 36.0 °F 71% 29.96 in 10.0 mi NNW 5.8 mph - N/A   Clear
1:52 AM 37.0 °F - 30.9 °F 79% 29.95 in 10.0 mi Calm Calm - N/A   Clear
2:52 AM 42.1 °F 38.4 °F 34.0 °F 73% 29.94 in 10.0 mi North 5.8 mph - N/A   Clear
3:52 AM 37.9 °F 35.5 °F 33.1 °F 83% 29.93 in 10.0 mi NNW 3.5 mph - N/A   Clear
4:52 AM 34.0 °F - 30.0 °F 85% 29.92 in 10.0 mi Calm Calm - N/A   Clear
5:52 AM 33.1 °F - 28.9 °F 85% 29.93 in 10.0 mi Calm Calm - N/A   Clear
6:52 AM 37.9 °F 34.4 °F 35.1 °F 89% 29.94 in 10.0 mi North 4.6 mph - N/A   Clear
7:52 AM 37.9 °F - 32.0 °F 79% 29.95 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:52 AM 52.0 °F - 37.9 °F 59% 29.96 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
9:52 AM 57.9 °F - 37.0 °F 46% 29.96 in 10.0 mi NNW 12.7 mph - N/A   Clear
10:52 AM 60.1 °F - 35.1 °F 39% 29.94 in 10.0 mi NNW 8.1 mph - N/A   Clear
11:52 AM 61.0 °F - 32.0 °F 34% 29.90 in 10.0 mi NW 6.9 mph - N/A   Clear
12:52 PM 64.0 °F - 30.9 °F 29% 29.87 in 10.0 mi Calm Calm - N/A   Clear
1:52 PM 61.0 °F - 30.9 °F 32% 29.85 in 10.0 mi NW 8.1 mph - N/A   Clear
2:52 PM 61.0 °F - 30.9 °F 32% 29.86 in 10.0 mi NW 9.2 mph - N/A   Scattered Clouds
3:52 PM 57.9 °F - 32.0 °F 37% 29.86 in 10.0 mi WNW 16.1 mph 20.7 mph N/A   Mostly Cloudy
4:52 PM 55.9 °F - 32.0 °F 40% 29.88 in 10.0 mi WNW 17.3 mph 24.2 mph N/A   Overcast
5:52 PM 55.0 °F - 33.1 °F 43% 29.92 in 10.0 mi West 12.7 mph - 0.00 in Rain Light Rain
6:52 PM 53.1 °F - 33.1 °F 47% 29.94 in 10.0 mi WNW 8.1 mph - 0.00 in   Scattered Clouds
7:52 PM 52.0 °F - 33.1 °F 49% 29.96 in 10.0 mi WNW 5.8 mph - N/A   Scattered Clouds
8:52 PM 46.9 °F - 34.0 °F 61% 29.98 in 10.0 mi NNE 4.6 mph - N/A   Partly Cloudy
9:52 PM 46.0 °F 43.9 °F 34.0 °F 63% 30.00 in 10.0 mi North 4.6 mph - N/A   Clear
10:52 PM 39.9 °F - 30.9 °F 70% 30.01 in 10.0 mi Calm Calm - N/A   Clear
11:52 PM 37.0 °F 34.5 °F 30.0 °F 76% 30.02 in 10.0 mi NNW 3.5 mph - N/A   Clear