104  
CDUS46 KSGX 011239  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
439 AM PST WED JAN 01 2025  
   
...............................  
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR DECEMBER 31 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 60 2:57 PM 76 1997 67 -7 62  
MINIMUM 42 10:38 PM 34 2006 44 -2 47  
AVERAGE 51 55 -4 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 2016 0.06 -0.06 0.05  
MONTH TO DATE 0.02 1.82 -1.80 0.76  
SINCE JUL 1 0.20 3.32 -3.12 3.45  
SINCE OCT 1 0.10 3.09 -2.99 2.00  
SINCE JAN 1 11.19 10.23 0.96 15.90  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 10 4 10  
MONTH TO DATE 260 303 -43 214  
SINCE DEC 1 260 303 -43 214  
SINCE JUL 1 421 524 -103 326  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 2 -2 0  
SINCE DEC 1 0 2 -2 0  
SINCE JAN 1 864 734 130 713    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (0)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 2.8  
 
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  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 64 2:00 PM  
AVERAGE 82  
   
......................................................  
 
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 2025.......SUNRISE 6:50 AM PST SUNSET 4:54 PM PST  
JANUARY 2 2025.......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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