AFOS product CLISAN
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
547 
CDUS46 KSGX 311232
CLISAN


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA                               
432 AM PST SUN DEC 31 2017


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

...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 30 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         72    115 PM  87    1980  65      7       62       
  MINIMUM         49    624 AM  34    1895  48      1       56       
  AVERAGE         61                        56      5       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.96 1951   0.06  -0.06     0.51    
  MONTH TO DATE    0.07                      1.47  -1.40     3.54    
  SINCE OCT 1      0.09                      3.05  -2.96     4.22    
  SINCE JAN 1      7.92                     10.28  -2.36     9.55    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        4                         9     -5        6       
  MONTH TO DATE  134                       256   -122      176       
  SINCE DEC 1    134                       256   -122      176       
  SINCE JUL 1    172                       401   -229      226       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    3                         0      3        4       
  SINCE DEC 1      3                         0      3        4       
  SINCE JAN 1   1192                       720    472     1167       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NW (300)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     3.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     26          1100 AM                                     
 AVERAGE    63                                                       

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

                                                                     
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        80      1958                    
 MINIMUM TEMPERATURE (F)   48        35      1918                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 31 2017......SUNRISE   651 AM PST   SUNSET   453 PM PST   
JANUARY  1 2018.......SUNRISE   651 AM PST   SUNSET   454 PM PST   

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




$$