458  
CDUS46 KSGX 171023  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
223 AM PST TUE DEC 17 2024  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR DECEMBER 16 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 70 11:44 AM 85 2013 66 4 81  
MINIMUM 39 3:50 AM 32 2001 43 -4 49  
AVERAGE 55 55 0 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.98 2016 0.06 -0.06 0.00  
MONTH TO DATE T 0.91 -0.91 T  
SINCE JUL 1 0.18 2.41 -2.23 2.69  
SINCE OCT 1 0.08 2.18 -2.10 1.24  
SINCE JAN 1 11.17 9.32 1.85 15.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 10 0 0  
MONTH TO DATE 116 153 -37 106  
SINCE DEC 1 116 153 -37 106  
SINCE JUL 1 277 374 -97 218  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 864 732 132 713    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 30 11:00 AM  
AVERAGE 63  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 79 1999  
MINIMUM TEMPERATURE (F) 43 35 2001  
 
SUNRISE AND SUNSET  
DECEMBER 17 2024......SUNRISE 6:44 AM PST SUNSET 4:45 PM PST  
DECEMBER 18 2024......SUNRISE 6:44 AM PST SUNSET 4:45 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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