Weather Service Report


079 
CDUS46 KMTR 270828
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
128 AM PDT MON MAR 27 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 26 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         63    145 PM  79    2015  63      0       65       
                                      1952                          
  MINIMUM         52    510 AM  38    1980  48      4       52       
                                      1948                          
  AVERAGE         58                        55      3       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.02          1.05 1985   0.08  -0.06     0.00    
  MONTH TO DATE    2.95                      2.61   0.34     5.14    
  SINCE OCT 1     28.66                     18.22  10.44    16.36    
  SINCE JAN 1     19.71                     10.86   8.85    11.57    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                        10     -3        6       
  MONTH TO DATE  207                       267    -60      173       
  SINCE MAR 1    207                       267    -60      173       
  SINCE JUL 1   1784                      2073   -289     1571       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   S (180)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED     9.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           700 PM                                     
 LOWEST     52           200 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        77      1986                    
 MINIMUM TEMPERATURE (F)   48        40      1972                    
                                             1964                    
                                             1951                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 27 2017.........SUNRISE   702 AM PDT   SUNSET   728 PM PDT   
MARCH 28 2017.........SUNRISE   700 AM PDT   SUNSET   729 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