875  
CDUS46 KSGX 191021  
CLIMYF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PST THU DEC 19 2024  
   
...............................
 
 
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR DECEMBER 18 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 81R 1:50 PM 80 2004 67 14 76  
MINIMUM 47 3:13 AM 37 2016 45 2 50  
AVERAGE 64 56 8 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.48 2012 0.05 -0.05 0.00  
MONTH TO DATE 0.01 0.85 -0.84 0.01  
SINCE JUL 1 0.14 2.55 -2.41 2.71  
SINCE OCT 1 0.11 2.30 -2.19 0.51  
SINCE JAN 1 11.59 10.26 1.33 15.34  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 9 -8 2  
MONTH TO DATE 115 155 -40 99  
SINCE DEC 1 115 155 -40 99  
SINCE JUL 1 287 322 -35 171  
 
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 3 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 7:00 PM  
LOWEST 12 2:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 80 2004  
MINIMUM TEMPERATURE (F) 45 36 2006  
 
SUNRISE AND SUNSET  
DECEMBER 19 2024......SUNRISE 6:46 AM PST SUNSET 4:46 PM PST  
DECEMBER 20 2024......SUNRISE 6:47 AM PST SUNSET 4:46 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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