778  
CDUS46 KSGX 091021  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PST TUE DEC 09 2025  
   
...............................  
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 8 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1874 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 2:06 PM 84 1938 66 6 62  
MINIMUM 48 6:24 AM 34 1978 50 -2 46  
AVERAGE 60 58 2 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 1873 0.05 -0.05 0.00  
1884  
MONTH TO DATE 0.00 0.36 -0.36 0.00  
SINCE JUL 1 4.02 1.86 2.16 0.15  
SINCE OCT 1 3.51 1.65 1.86 0.13  
SINCE JAN 1 8.44 8.48 -0.04 11.15  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 7 -2 11  
MONTH TO DATE 52 50 2 47  
SINCE DEC 1 52 50 2 47  
SINCE JUL 1 150 155 -5 180  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 711 893 -182 864    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1:00 AM  
LOWEST 44 1:00 PM  
AVERAGE 71  
   
......................................................  
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 84 1957  
MINIMUM TEMPERATURE (F) 50 35 1960  
 
SUNRISE AND SUNSET  
DECEMBER 9 2025......SUNRISE 6:40 AM PST SUNSET 4:43 PM PST  
DECEMBER 10 2025......SUNRISE 6:40 AM PST SUNSET 4:43 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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