Weather Almanac for Napa County, CA

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Wednesday, September 3, 2014

  Forecast Average Record
Mean Temperature 66 °F 66 °F  
Max Temperature 74 °F 81 °F 96 °F (2008)
Min Temperature 58 °F 51 °F 44 °F (2000)
Degree Days  
Heating Degree Days 0    
Month to date heating degree days    
Since 1 July heating degree days    
Cooling Degree Days 1    
Month to date cooling degree days    
Year to date cooling degree days    
Growing Degree Days 16 (Base 50)    
Dew Point      
Average Humidity 69    
Maximum Humidity 96    
Minimum Humidity 55    
Precipitation   - 0.20 in (1940)
Month to date precipitation    
Year to date precipitation    
Since 1 July precipitation    
Wind Speed 8 mph    
Max Wind Speed 11 mph    
Max Gust Speed      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Sep. 03, 2014 Rise Set
Actual Time 6:40 AM PDT 7:35 PM PDT
Civil Twilight 6:13 AM PDT 8:02 PM PDT
Nautical Twilight 5:41 AM PDT 8:34 PM PDT
Astronomical Twilight 5:08 AM PDT 9:07 PM PDT
Moon 3:20 PM PDT (9/3) 12:42 AM PDT (9/3)
Length of Visible Light 13h 48m
Length of Day
12h 55m
Waxing Gibbous, 65% of the Moon is Illuminated
Sep 3
Waxing Gibbous
Sep 8
Sep 15
Last Quarter
Sep 23
Oct 1
First Quarter

No daily or hourly history data available