599  
CDUS46 KSGX 010957  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
157 AM PST MON JAN 01 2024  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR DECEMBER 31 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 3:55 PM 76 1997 67 -5 59  
MINIMUM 47 10:42 PM 34 2006 44 3 52  
AVERAGE 55 55 0 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.74 2016 0.06 -0.01 0.01  
MONTH TO DATE 0.76 1.82 -1.06 1.27  
SINCE JUL 1 3.45 3.32 0.13 4.14  
SINCE OCT 1 2.00 3.09 -1.09 3.86  
SINCE JAN 1 15.90 10.23 5.67 9.35  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 10 0 9  
MONTH TO DATE 214 303 -89 313  
SINCE DEC 1 214 303 -89 313  
SINCE JUL 1 326 524 -198 563  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 2 -2 3  
SINCE DEC 1 0 2 -2 3  
SINCE JAN 1 713 734 -21 1142    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 69 4:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 77 2012  
MINIMUM TEMPERATURE (F) 44 34 2019  
 
SUNRISE AND SUNSET  
JANUARY 1 2024.......SUNRISE 6:50 AM PST SUNSET 4:53 PM PST  
JANUARY 2 2024.......SUNRISE 6:50 AM PST SUNSET 4:54 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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