Weather Almanac for Eureka, CA

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Thursday, January 31, 2013

  Forecast Average Record
Temperature  
Mean Temperature 52 °F 49 °F  
Max Temperature 61 °F 56 °F 68 °F (1991)
Min Temperature 43 °F 41 °F 27 °F (1923)
Degree Days  
Heating Degree Days 13 16  
Month to date heating degree days   517  
Since 1 July heating degree days   2471  
Cooling Degree Days 0 0  
Month to date cooling degree days   0  
Year to date cooling degree days   0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point      
Average Humidity 87    
Maximum Humidity 99    
Minimum Humidity 71    
Precipitation  
Precipitation   0.19 in 1.74 in (1992)
Month to date precipitation   6.50  
Year to date precipitation   6.50  
Since 1 July precipitation   23.55  
Snow  
Snow   0.00 in 0.00 in (2002)
Month to date snowfall   T  
Since 1 July snowfall   T  
Snow Depth      
Wind  
Wind Speed 4 mph    
Max Wind Speed 6 mph    
Max Gust Speed      
Visibility      
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 31, 2013 Rise Set
Actual Time 7:27 AM PST 5:33 PM PST
Civil Twilight 6:58 AM PST 6:02 PM PST
Nautical Twilight 6:25 AM PST 6:35 PM PST
Astronomical Twilight 5:53 AM PST 7:07 PM PST
Moon 10:44 PM PST (1/31) 9:27 AM PST (1/31)
Length of Visible Light 11h 04m
Length of Day
10h 05m
Waning Gibbous, 79% of the Moon is Illuminated
Jan 31
Waning Gibbous
Feb 3
Last Quarter
Feb 9
New
Feb 17
First Quarter
Feb 25
Full

No daily or hourly history data available