AFOS product CLISFO
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
506 
CDUS46 KMTR 190829
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
129 AM PDT SAT APR 19 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 18 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         63    314 PM  83    1950  65     -2       73       
  MINIMUM         52   1156 PM  39    1968  49      3       47       
                                      1967                          
  AVERAGE         58                        57      1       60      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.42 1984   0.04  -0.04     0.00    
  MONTH TO DATE    1.20                      0.90   0.30     0.47    
  SINCE JUL 1      8.39                     19.68 -11.29    12.83    
  SINCE JAN 1      6.90                     12.11  -5.21     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        7                         8     -1        5       
  MONTH TO DATE  102                       157    -55      139       
  SINCE MAR 1    278                       471   -193      454       
  SINCE JUL 1   1823                      2277   -454     2338       
                                                                     
 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  14   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED    13.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83           100 AM                                     
 LOWEST     60           400 PM                                     
 AVERAGE    72                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        86      2009                    
 MINIMUM TEMPERATURE (F)   49        40      1971                    
                                             1967                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 19 2014.........SUNRISE   629 AM PDT   SUNSET   749 PM PDT   
APRIL 20 2014.........SUNRISE   628 AM PDT   SUNSET   750 PM PDT   

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




$$