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Thursday, December 20, 2012

  Actual Average Record
Temperature  
Mean Temperature 32 °F -  
Max Temperature 49 °F 55 °F 68 °F (1999)
Min Temperature 15 °F 26 °F 15 °F (2006)
Degree Days  
Heating Degree Days 33    
Moisture  
Dew Point 8 °F    
Average Humidity 41    
Maximum Humidity 67    
Minimum Humidity 20    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.32 in    
Wind  
Wind Speed 6 mph (North)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 20, 2012 Rise Set
Actual Time 6:55 AM PST 4:43 PM PST
Civil Twilight 6:27 AM PST 5:11 PM PST
Nautical Twilight 5:55 AM PST 5:43 PM PST
Astronomical Twilight 5:24 AM PST 6:14 PM PST
Moon 11:53 AM PST (12/20) No Moon Set
Length of Visible Light 10h 44m
Length of Day
9h 48m
First Quarter, 56% of the Moon is Illuminated
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:58 AM 26.6 °F 18.2 °F 2.5 °F 36% 30.38 in 10.0 mi North 8.1 mph - N/A   Clear
1:58 AM 26.4 °F 17.3 °F 2.3 °F 36% 30.37 in 10.0 mi NNW 9.2 mph - N/A   Clear
2:58 AM 27.1 °F 18.2 °F 2.5 °F 35% 30.36 in 10.0 mi North 9.2 mph - N/A   Clear
3:58 AM 19.4 °F 11.5 °F 4.5 °F 52% 30.37 in 10.0 mi South 5.8 mph - N/A   Clear
4:58 AM 19.0 °F 12.3 °F 6.8 °F 59% 30.37 in 10.0 mi SSW 4.6 mph - N/A   Clear
5:58 AM 15.4 °F 8.1 °F 6.1 °F 67% 30.39 in 40.0 mi South 4.6 mph - N/A   Clear
6:58 AM 16.0 °F 7.4 °F 5.7 °F 64% 30.40 in 90.0 mi SW 5.8 mph - N/A   Mostly Cloudy
7:58 AM 21.6 °F 16.8 °F 9.7 °F 60% 30.41 in 90.0 mi SW 3.5 mph - N/A   Mostly Cloudy
8:58 AM 27.3 °F - 9.0 °F 46% 30.40 in 90.0 mi NW 1.2 mph - N/A   Mostly Cloudy
9:58 AM 30.4 °F - 9.5 °F 42% 30.39 in 90.0 mi Variable 2.3 mph - N/A   Scattered Clouds
10:58 AM 35.2 °F - 9.3 °F 34% 30.37 in 90.0 mi North 1.2 mph - N/A   Scattered Clouds
11:58 AM 39.4 °F 37.2 °F 10.6 °F 31% 30.33 in 90.0 mi NNE 3.5 mph - N/A   Partly Cloudy
12:58 PM 44.6 °F 43.1 °F 9.7 °F 24% 30.28 in 90.0 mi Variable 3.5 mph - N/A   Partly Cloudy
1:58 PM 47.1 °F - 8.1 °F 20% 30.25 in 90.0 mi ENE 8.1 mph - N/A   Partly Cloudy
2:58 PM 49.8 °F - 9.5 °F 20% 30.23 in 90.0 mi ENE 9.2 mph - N/A   Partly Cloudy
3:58 PM 46.4 °F 42.9 °F 10.6 °F 23% 30.24 in 90.0 mi ENE 6.9 mph - N/A   Partly Cloudy
4:58 PM 41.7 °F 37.3 °F 12.4 °F 30% 30.25 in 80.0 mi East 6.9 mph - N/A   Partly Cloudy
5:58 PM 38.3 °F 33.9 °F 12.9 °F 35% 30.26 in 40.0 mi NE 5.8 mph - N/A   Clear
6:58 PM 34.7 °F 29.6 °F 12.2 °F 39% 30.27 in 40.0 mi North 5.8 mph - N/A   Clear
7:58 PM 31.6 °F 27.0 °F 11.1 °F 43% 30.26 in 40.0 mi North 4.6 mph - N/A   Clear
8:58 PM 29.5 °F 24.5 °F 11.1 °F 46% 30.27 in 40.0 mi North 4.6 mph - N/A   Clear
9:58 PM 26.8 °F - 9.5 °F 48% 30.27 in 40.0 mi SSW 2.3 mph - N/A   Clear
10:58 PM 25.0 °F 19.3 °F 7.5 °F 48% 30.27 in 10.0 mi SW 4.6 mph - N/A   Clear
11:58 PM 22.6 °F 16.5 °F 7.7 °F 53% 30.25 in 10.0 mi WSW 4.6 mph - N/A   Clear