AFOS product CLIAPC
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
650 
CDUS46 KMTR 040837
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
137 AM PDT WED MAY 4 2016


................................... 

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 3 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         71    345 PM  88    2013  70      1       62       
  MINIMUM         50    555 AM  36    2008  44      6       50       
  AVERAGE         61                        57      4       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.00    
  SINCE OCT 1     18.61                                     16.26    
  SINCE JAN 1     14.42                                      3.87    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        4                                         9       
  MONTH TO DATE   10                                        20       
  SINCE MAR 1    563                                       609       
  SINCE JUL 1   2454                                      2337       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         1       
  SINCE JAN 1      0                                         1       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     6.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96          1200 AM                                     
 LOWEST     63           600 PM                                     
 AVERAGE    80                                                       

..........................................................

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        84      2013                    
                                             2011                    
 MINIMUM TEMPERATURE (F)   44        36      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY  4 2016...........SUNRISE   608 AM PDT   SUNSET   804 PM PDT   
MAY  5 2016...........SUNRISE   607 AM PDT   SUNSET   805 PM PDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$