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Sunday, December 30, 2012

  Actual Average Record
Temperature  
Mean Temperature 42 °F 50 °F  
Max Temperature 51 °F 65 °F 83 °F (1980)
Min Temperature 33 °F 34 °F 25 °F (2006)
Degree Days  
Heating Degree Days 23 15  
Month to date heating degree days 457 464  
Since 1 July heating degree days 777 875  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1035 850  
Moisture  
Dew Point 35 °F    
Average Humidity 83    
Maximum Humidity 100    
Minimum Humidity 66    
Precipitation  
Precipitation 0.00 in 0.13 in 0.52 in (1991)
Month to date precipitation 2.11 2.10  
Year to date precipitation 10.55 15.91  
Since 1 July precipitation 3.63 4.58  
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 29.97 in    
Wind  
Wind Speed 3 mph (NNW)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 4 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 30, 2012 Rise Set
Actual Time 6:50 AM PST 4:50 PM PST
Civil Twilight 6:23 AM PST 5:18 PM PST
Nautical Twilight 5:52 AM PST 5:48 PM PST
Astronomical Twilight 5:22 AM PST 6:19 PM PST
Moon 7:17 PM PST (12/30) 8:09 AM PST (12/30)
Length of Visible Light 10h 55m
Length of Day
10h 00m
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
12:53 AM 39.9 °F - 39.9 °F 100% 29.98 in 0.2 mi Calm Calm - N/A Fog Fog
1:53 AM 41.0 °F - 39.9 °F 96% 29.97 in 0.2 mi Calm Calm - N/A Fog Fog
2:53 AM 37.0 °F - 37.0 °F 100% 29.98 in 0.2 mi Calm Calm - N/A Fog Fog
3:53 AM 35.1 °F - 35.1 °F 100% 29.97 in 0.2 mi Calm Calm - N/A Fog Fog
4:06 AM 35.6 °F - 35.6 °F 100% 29.96 in 0.5 mi Calm Calm - N/A Fog Fog
4:21 AM 35.6 °F - 35.6 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
4:26 AM 35.6 °F - 35.6 °F 100% 29.96 in 0.5 mi Calm Calm - N/A Fog Fog
4:36 AM 35.6 °F - 33.8 °F 93% 29.96 in 1.2 mi Calm Calm - N/A   Overcast
4:47 AM 33.8 °F - 33.8 °F 100% 29.96 in 0.8 mi Calm Calm - N/A   Mostly Cloudy
4:53 AM 33.1 °F - 32.0 °F 96% 29.96 in 0.8 mi Calm Calm - N/A   Mostly Cloudy
4:58 AM 33.8 °F - 32.0 °F 93% 29.95 in 1.2 mi Calm Calm - N/A   Mostly Cloudy
5:10 AM 33.8 °F - 32.0 °F 93% 29.96 in 0.8 mi Calm Calm - N/A   Mostly Cloudy
5:16 AM 33.8 °F - 33.8 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
5:21 AM 33.8 °F - 33.8 °F 100% 29.96 in 0.5 mi Calm Calm - N/A Fog Fog
5:26 AM 33.8 °F - 33.8 °F 100% 29.96 in 1.0 mi Calm Calm - N/A   Overcast
5:33 AM 33.8 °F - 33.8 °F 100% 29.96 in 2.0 mi Calm Calm - N/A   Overcast
5:42 AM 33.8 °F - 33.8 °F 100% 29.96 in 3.0 mi Calm Calm - N/A   Overcast
5:53 AM 35.1 °F - 34.0 °F 96% 29.97 in 3.0 mi Calm Calm - N/A   Mostly Cloudy
6:03 AM 33.8 °F - 33.8 °F 100% 29.96 in 3.0 mi Calm Calm - N/A   Scattered Clouds
6:53 AM 34.0 °F - 33.1 °F 96% 29.97 in 4.0 mi Calm Calm - N/A   Overcast
7:01 AM 33.8 °F - 33.8 °F 100% 29.96 in 2.5 mi Calm Calm - N/A   Overcast
7:30 AM 35.6 °F - 35.6 °F 100% 29.96 in 3.0 mi Calm Calm - N/A   Mostly Cloudy
7:38 AM 35.6 °F - 35.6 °F 100% 29.97 in 2.5 mi Calm Calm - N/A   Scattered Clouds
7:53 AM 36.0 °F - 36.0 °F 100% 29.98 in 8.0 mi Calm Calm - N/A   Scattered Clouds
8:53 AM 42.1 °F - 41.0 °F 96% 29.99 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
9:14 AM 42.8 °F - 41.0 °F 93% 29.99 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
9:53 AM 46.0 °F - 43.0 °F 89% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 48.0 °F - 42.1 °F 80% 29.98 in 10.0 mi West 4.6 mph - N/A   Overcast
11:53 AM 48.0 °F - 41.0 °F 77% 29.95 in 10.0 mi West 9.2 mph - N/A   Overcast
12:53 PM 48.9 °F - 39.0 °F 69% 29.91 in 10.0 mi WNW 6.9 mph - N/A   Overcast
1:53 PM 50.0 °F - 39.0 °F 66% 29.90 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
2:53 PM 48.9 °F - 39.9 °F 71% 29.90 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
3:09 PM 50.0 °F - 41.0 °F 71% 29.89 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
3:28 PM 48.2 °F - 39.2 °F 71% 29.90 in 10.0 mi WNW 13.8 mph - N/A   Mostly Cloudy
3:53 PM 46.0 °F 39.6 °F 37.9 °F 73% 29.91 in 10.0 mi NNE 15.0 mph - N/A   Mostly Cloudy
3:58 PM 44.6 °F 38.8 °F 37.4 °F 76% 29.90 in 10.0 mi NNE 11.5 mph - N/A   Overcast
4:53 PM 44.1 °F 39.5 °F 37.0 °F 76% 29.92 in 10.0 mi NNE 8.1 mph - 0.00 in Rain Light Rain
5:09 PM 42.8 °F - 37.4 °F 81% 29.91 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
5:53 PM 42.1 °F - 39.0 °F 89% 29.94 in 10.0 mi Calm Calm - 0.01 in   Overcast
6:53 PM 39.9 °F 37.8 °F 37.0 °F 89% 29.96 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
7:53 PM 37.9 °F 35.5 °F 36.0 °F 93% 29.98 in 10.0 mi ENE 3.5 mph - N/A   Clear
8:30 PM 37.4 °F - 35.6 °F 93% 29.98 in 1.8 mi Calm Calm - N/A   Clear
8:53 PM 36.0 °F - 36.0 °F 100% 30.00 in 1.0 mi Calm Calm - N/A   Mostly Cloudy
8:58 PM 35.6 °F - 35.6 °F 100% 29.99 in 2.0 mi Calm Calm - N/A   Mostly Cloudy
9:05 PM 37.4 °F - 35.6 °F 93% 29.99 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
9:53 PM 35.1 °F 31.0 °F 34.0 °F 96% 30.02 in 10.0 mi ENE 4.6 mph - N/A   Clear
10:13 PM 33.8 °F - 33.8 °F 100% 30.02 in 1.8 mi Calm Calm - N/A   Clear
10:28 PM 33.8 °F - 32.0 °F 93% 30.02 in 0.8 mi Calm Calm - N/A   Mist
10:41 PM 32.0 °F - 30.2 °F 93% 30.03 in 1.0 mi Calm Calm - N/A   Clear
10:44 PM 33.8 °F - 30.2 °F 87% 30.03 in 2.5 mi Calm Calm - N/A   Clear
10:51 PM 32.0 °F - 30.2 °F 93% 30.03 in 6.0 mi Calm Calm - N/A   Clear
10:53 PM 32.0 °F - 30.9 °F 96% 30.04 in 6.0 mi Calm Calm - N/A   Clear
11:14 PM 32.0 °F - 30.2 °F 93% 30.04 in 1.5 mi Calm Calm - N/A   Clear
11:16 PM 30.2 °F - 30.2 °F 100% 30.04 in 0.8 mi Calm Calm - N/A   Clear
11:29 PM 32.0 °F - 30.2 °F 93% 30.05 in 1.2 mi Calm Calm - N/A   Clear
11:53 PM 30.9 °F 27.5 °F 30.0 °F 96% 30.06 in 1.0 mi SE 3.5 mph - N/A   Clear