Weather Service Report


977 
CDUS46 KSGX 210929
CLISAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
229 AM PDT MON SEP 21 2020


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

...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 20 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         77    133 PM 100    1939  76      1       74       
  MINIMUM         68    934 PM  53    1893  65      3       61       
                                      1882                          
  AVERAGE         73                        70      3       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.24 1991   0.01  -0.01     0.00    
                                      1939                          
  MONTH TO DATE    0.00                      0.07  -0.07     0.01    
  SINCE OCT 1     13.60                     10.26   3.34    12.83    
  SINCE JAN 1      6.85                      7.15  -0.30     8.43    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE SEP 1      0                         0      0        0       
  SINCE JUL 1      0                         1     -1        0       
                                                                     
 COOLING                                                             
  YESTERDAY        8                         5      3        3       
  MONTH TO DATE  180                       123     57      180       
  SINCE SEP 1    180                       123     57      180       
  SINCE JAN 1    945                       591    354      640       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NW (300)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     3.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84          1200 AM                                     
 LOWEST     60           200 PM                                     
 AVERAGE    72                                                       

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

                                                                     
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75       106      1939                    
 MINIMUM TEMPERATURE (F)   65        53      1997                    
                                             1893                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 21 2020.....SUNRISE   637 AM PDT   SUNSET   646 PM PDT   
SEPTEMBER 22 2020.....SUNRISE   637 AM PDT   SUNSET   644 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