825  
CDUS46 KSGX 160024  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
424 PM PST FRI DEC 15 2023  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR DECEMBER 15 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83R 1:18 PM 83 2017 66 17 62  
MINIMUM 47 4:28 AM 36 2015 44 3 37  
AVERAGE 65 55 10 50  
 
PRECIPITATION (IN)  
TODAY 0.00 1.13 2008 0.06 -0.06 0.00  
MONTH TO DATE T 0.85 -0.85 0.67  
SINCE JUL 1 2.69 2.35 0.34 3.54  
SINCE OCT 1 1.24 2.12 -0.88 3.26  
SINCE JAN 1 15.14 9.26 5.88 8.75  
 
DEGREE DAYS  
HEATING  
TODAY 0 10 -10 15  
MONTH TO DATE 106 143 -37 181  
SINCE DEC 1 106 143 -37 181  
SINCE JUL 1 218 364 -146 431  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 713 732 -19 1139    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION E (110)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 37 6:00 AM  
LOWEST 11 1:00 PM  
AVERAGE 24  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 85 2013  
MINIMUM TEMPERATURE (F) 43 32 2001  
 
SUNRISE AND SUNSET  
DECEMBER 15 2023......SUNRISE 6:42 AM PST SUNSET 4:44 PM PST  
DECEMBER 16 2023......SUNRISE 6:43 AM PST SUNSET 4:44 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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