AFOS product CLISFO
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
885 
CDUS46 KMTR 170835
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
135 AM PDT THU APR 17 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 16 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         73   1243 PM  81    1999  65      8       62       
  MINIMUM         52    600 AM  40    1975  49      3       45       
  AVERAGE         63                        57      6       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.64 2000   0.04  -0.04     0.00    
  MONTH TO DATE    1.20                      0.82   0.38     0.47    
  SINCE JUL 1      8.39                     19.60 -11.21    12.83    
  SINCE JAN 1      6.90                     12.03  -5.13     1.83    
                                                                     
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        2                         8     -6       11       
  MONTH TO DATE   89                       141    -52      128       
  SINCE MAR 1    265                       455   -190      443       
  SINCE JUL 1   1810                      2261   -451     2327       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    6                         0      6        1       
  SINCE MAR 1      6                         1      5        1       
  SINCE JAN 1      6                         1      5        1       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    11.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83           100 AM                                     
 LOWEST     47          1200 PM                                     
 AVERAGE    65                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        82      1954                    
 MINIMUM TEMPERATURE (F)   49        40      1963                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 17 2014.........SUNRISE   632 AM PDT   SUNSET   747 PM PDT   
APRIL 18 2014.........SUNRISE   630 AM PDT   SUNSET   748 PM PDT   

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




$$