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Thursday, December 18, 2014

  Actual Average Record
Temperature  
Mean Temperature 40 °F 29 °F  
Max Temperature 46 °F 38 °F 54 °F (2005)
Min Temperature 33 °F 20 °F -5 °F (1967)
Degree Days  
Heating Degree Days 25 36  
Month to date heating degree days 455 634  
Since 1 July heating degree days 1845 2436  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 327 169  
Moisture  
Dew Point 32 °F    
Average Humidity 78    
Maximum Humidity 92    
Minimum Humidity 60    
Precipitation  
Precipitation 0.03 in 0.06 in 0.80 in (1940)
Month to date precipitation 1.84 0.85  
Year to date precipitation 13.52 14.36  
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 9 mph (SSE)    
Max Wind Speed 22 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 18, 2014 Rise Set
Actual Time 7:30 AM PST 4:36 PM PST
Civil Twilight 6:58 AM PST 5:08 PM PST
Nautical Twilight 6:23 AM PST 5:43 PM PST
Astronomical Twilight 5:49 AM PST 6:18 PM PST
Moon 3:46 AM PST (12/18) 2:23 PM PST (12/18)
Length of Visible Light 10h 10m
Length of Day
9h 06m
Waning Crescent, 12% of the Moon is Illuminated
Dec 18
Waning Crescent
Dec 21
New
Dec 28
First Quarter
Jan 4
Full
Jan 13
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 35.1 °F - 33.1 °F 92% 29.99 in 10.0 mi Calm Calm - 0.01 in   Overcast
1:53 AM 35.1 °F - 32.0 °F 89% 30.00 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
2:53 AM 36.0 °F 31.1 °F 32.0 °F 86% 30.01 in 10.0 mi SSE 5.8 mph - 0.00 in   Overcast
3:53 AM 34.0 °F 31.0 °F 30.9 °F 89% 30.02 in 10.0 mi ESE 3.5 mph - N/A   Overcast
4:53 AM 34.0 °F 26.6 °F 30.0 °F 85% 30.02 in 10.0 mi South 9.2 mph - N/A   Overcast
5:53 AM 33.1 °F 26.1 °F 30.0 °F 89% 30.04 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
6:53 AM 34.0 °F 27.2 °F 30.0 °F 85% 30.03 in 10.0 mi SSE 8.1 mph - N/A   Scattered Clouds
7:53 AM 34.0 °F 31.0 °F 30.0 °F 85% 30.06 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
8:53 AM 34.0 °F 27.2 °F 30.0 °F 85% 30.07 in 10.0 mi ESE 8.1 mph - N/A   Overcast
9:53 AM 37.0 °F 34.5 °F 30.9 °F 79% 30.08 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
10:53 AM 41.0 °F 34.7 °F 34.0 °F 76% 30.07 in 10.0 mi SSE 10.4 mph - N/A   Mostly Cloudy
11:53 AM 44.1 °F 39.0 °F 32.0 °F 63% 30.06 in 10.0 mi SSE 9.2 mph - N/A   Partly Cloudy
12:53 PM 46.0 °F 43.1 °F 34.0 °F 63% 30.03 in 10.0 mi South 5.8 mph - N/A   Clear
1:53 PM 45.0 °F 38.9 °F 32.0 °F 60% 30.02 in 10.0 mi South 12.7 mph - N/A   Overcast
2:53 PM 44.1 °F 37.1 °F 32.0 °F 63% 30.01 in 10.0 mi South 15.0 mph - N/A   Overcast
3:53 PM 43.0 °F 36.0 °F 33.1 °F 68% 30.01 in 10.0 mi South 13.8 mph - N/A   Overcast
4:53 PM 42.1 °F 34.2 °F 32.0 °F 67% 30.01 in 10.0 mi SSE 16.1 mph - N/A   Scattered Clouds
5:53 PM 41.0 °F 34.3 °F 32.0 °F 70% 30.01 in 10.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
6:53 PM 39.9 °F 32.1 °F 32.0 °F 73% 30.01 in 10.0 mi SSE 13.8 mph - N/A   Mostly Cloudy
7:53 PM 39.0 °F 32.3 °F 32.0 °F 76% 30.01 in 10.0 mi SSE 10.4 mph - N/A   Scattered Clouds
8:53 PM 39.0 °F 32.3 °F 32.0 °F 76% 30.01 in 10.0 mi SSE 10.4 mph - N/A   Mostly Cloudy
9:53 PM 39.9 °F 32.1 °F 33.1 °F 77% 29.99 in 10.0 mi South 13.8 mph - 0.01 in Rain Light Rain
10:53 PM 39.0 °F 32.3 °F 34.0 °F 82% 30.00 in 10.0 mi South 10.4 mph - 0.01 in   Overcast
11:01 PM 39.0 °F 32.3 °F 34.0 °F 82% 30.00 in 10.0 mi South 10.4 mph - N/A   Overcast
11:53 PM 39.9 °F 34.5 °F 34.0 °F 79% 29.97 in 10.0 mi SSE 8.1 mph - 0.00 in   Overcast