Weather Service Report


944 
CDUS46 KMTR 240830
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
130 AM PDT SAT JUN 24 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JUNE 23 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         73   1210 PM  94    1976  71      2       73       
  MINIMUM         58   1159 PM  49    1984  54      4       54       
                                      1901                          
  AVERAGE         66                        63      3       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          T    2013   0.00   0.00     0.00    
  MONTH TO DATE    0.05                      0.10  -0.05     0.00    
  SINCE OCT 1     30.92                     20.43  10.49    17.23    
  SINCE JAN 1     21.97                     13.07   8.90    12.44    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE JUN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         3     -3        1       
  MONTH TO DATE   57                        84    -27       40       
  SINCE JUN 1     57                        84    -27       40       
  SINCE JUL 1   2206                      2632   -426     1933       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         1      0        0       
  MONTH TO DATE   26                        20      6       18       
  SINCE JUN 1     26                        20      6       18       
  SINCE JAN 1     49                        39     10       49       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  NW (300)      
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED    11.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    87           500 AM                                     
 LOWEST     61          1200 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        97      1976                    
 MINIMUM TEMPERATURE (F)   54        46      1955                    

                                                                     
SUNRISE AND SUNSET                                                   
JUNE 24 2017..........SUNRISE   549 AM PDT   SUNSET   835 PM PDT   
JUNE 25 2017..........SUNRISE   550 AM PDT   SUNSET   835 PM PDT   

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




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Western Regional Climate Center, wrcc@dri.edu