346  
CDUS46 KSGX 211025  
CLIMYF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PST SAT DEC 21 2024  
   
...............................
 
 
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR DECEMBER 20 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 11:51 AM 80 2020 67 5 69  
MINIMUM 44 5:26 AM 37 2006 45 -1 54  
AVERAGE 58 56 2 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.72 2010 0.05 -0.05 0.02  
MONTH TO DATE 0.01 0.96 -0.95 0.03  
SINCE JUL 1 0.14 2.66 -2.52 2.73  
SINCE OCT 1 0.11 2.41 -2.30 0.53  
SINCE JAN 1 11.59 10.37 1.22 15.36  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 9 -2 3  
MONTH TO DATE 125 173 -48 104  
SINCE DEC 1 125 173 -48 104  
SINCE JUL 1 297 340 -43 176  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 940 1016 -76 888    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 2.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 8:00 PM  
LOWEST 32 11:00 AM  
AVERAGE 63  
   
......................................................
 
 
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 83 2005  
MINIMUM TEMPERATURE (F) 45 37 1998  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 6:47 AM PST SUNSET 4:47 PM PST  
DECEMBER 22 2024......SUNRISE 6:48 AM PST SUNSET 4:47 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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