AFOS product CLISFD
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CDUS46 KMTR 010837
CLISFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1237 AM PST SUN JAN 1 2017


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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 31 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1850 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         52   1143 AM  67    1958  56     -4       51       
  MINIMUM         45    743 AM  34    1882  45      0       42       
  AVERAGE         49                        51     -2       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.12 2005   0.15  -0.15     0.00    
  MONTH TO DATE    4.39                      4.56  -0.17     5.18    
  SINCE OCT 1      9.03                      8.84   0.19     6.61    
  SINCE JAN 1     25.52                     23.65   1.87     9.91    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                        MM     MM       18       
  MONTH TO DATE  408                        MM     MM      407       
  SINCE DEC 1    408                        MM     MM      407       
  SINCE JUL 1   1124                      1180    -56      798       
                                                                     
 COOLING                                                             
  YESTERDAY        0                        MM     MM        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1     93                       112    -19      217       
..................................................................






                                                                     
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        71      1996                    
 MINIMUM TEMPERATURE (F)   45        37      1901                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  1 2017.......SUNRISE   725 AM PST   SUNSET   502 PM PST   
JANUARY  2 2017.......SUNRISE   725 AM PST   SUNSET   503 PM PST   

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




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