Weather Almanac for Petaluma, CA

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Thursday, August 1, 2013

  Forecast Average (KAPC) Record (KAPC)
Mean Temperature 72 °F 65 °F  
Max Temperature 88 °F 78 °F 92 °F (2000)
Min Temperature 56 °F 52 °F 48 °F (2008)
Degree Days  
Heating Degree Days 0    
Month to date heating degree days    
Since 1 June heating degree days    
Since 1 July heating degree days    
Cooling Degree Days 7    
Month to date cooling degree days    
Year to date cooling degree days    
Since 1 June cooling degree days    
Growing Degree Days 22 (Base 50)    
Dew Point      
Average Humidity 65    
Maximum Humidity 89    
Minimum Humidity 34    
Precipitation   - 0.00 in (2014)
Month to date precipitation    
Year to date precipitation    
Since 1 July precipitation    
Wind Speed 6 mph    
Max Wind Speed 8 mph    
Max Gust Speed      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Aug. 01, 2013 Rise Set
Actual Time 6:13 AM PDT 8:19 PM PDT
Civil Twilight 5:43 AM PDT 8:48 PM PDT
Nautical Twilight 5:07 AM PDT 9:24 PM PDT
Astronomical Twilight 4:29 AM PDT 10:03 PM PDT
Moon 1:53 AM PDT 4:32 PM PDT
Length of Visible Light 15h 05m
Length of Day
14h 06m
Waning Crescent, 22% of the Moon is Illuminated
Aug 1
Waning Crescent
Aug 6
Aug 14
First Quarter
Aug 20
Aug 28
Last Quarter

No daily or hourly history data available