057  
CDUS46 KSGX 160019  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
419 PM PST SUN DEC 15 2024  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR DECEMBER 15 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 66 11:29 AM 83 2017 66 0 83  
2023  
MINIMUM 41 6:07 AM 36 2015 44 -3 47  
AVERAGE 54 55 -1 65  
 
PRECIPITATION (IN)  
TODAY 0.00 1.13 2008 0.06 -0.06 0.00  
MONTH TO DATE T 0.85 -0.85 T  
SINCE JUL 1 0.18 2.35 -2.17 2.69  
SINCE OCT 1 0.08 2.12 -2.04 1.24  
SINCE JAN 1 11.17 9.26 1.91 15.14  
 
DEGREE DAYS  
HEATING  
TODAY 11 10 1 0  
MONTH TO DATE 106 143 -37 106  
SINCE DEC 1 106 143 -37 106  
SINCE JUL 1 267 364 -97 218  
 
COOLING  
TODAY 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 1 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 4:00 AM  
LOWEST 54 12:00 PM  
AVERAGE 72  
   
......................................................
 
 
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 2024......SUNRISE 6:43 AM PST SUNSET 4:44 PM PST  
DECEMBER 16 2024......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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