705  
CDUS46 KSGX 310921  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PDT FRI OCT 31 2025  
   
...............................
 
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 30 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 80 1:19 PM 89 1939 74 6 72  
1962  
MINIMUM 55 6:09 AM 43 1971 59 -4 53  
AVERAGE 68 66 2 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 1957 0.03 -0.03 0.00  
MONTH TO DATE 0.41 0.48 -0.07 T  
SINCE JUL 1 0.92 0.69 0.23 0.02  
SINCE OCT 1 0.41 0.48 -0.07 T  
SINCE JAN 1 5.34 7.31 -1.97 11.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 8 7 1 4  
SINCE SEP 1 8 7 1 4  
SINCE JUL 1 8 8 0 4  
 
COOLING  
YESTERDAY 3 2 1 0  
MONTH TO DATE 52 103 -51 70  
SINCE SEP 1 272 304 -32 289  
SINCE JAN 1 704 864 -160 864    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 8:00 PM  
LOWEST 29 10:00 AM  
AVERAGE 65  
   
......................................................
 
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 1918  
MINIMUM TEMPERATURE (F) 59 44 2019  
 
SUNRISE AND SUNSET  
OCTOBER 31 2025.......SUNRISE 7:06 AM PDT SUNSET 5:58 PM PDT  
NOVEMBER 1 2025......SUNRISE 7:07 AM PDT SUNSET 5:57 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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