936  
CDUS46 KSGX 220032  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
532 PM PDT TUE OCT 21 2025  
   
...............................  
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 21 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 73 1:15 PM 101 1965 74 -1 78  
MINIMUM 57 1:21 AM 45 1920 61 -4 56  
1949  
AVERAGE 65 67 -2 67  
 
PRECIPITATION (IN)  
TODAY 0.00 0.32 1976 0.02 -0.02 0.00  
MONTH TO DATE 0.41 0.29 0.12 0.00  
SINCE JUL 1 0.92 0.50 0.42 0.02  
SINCE OCT 1 0.41 0.29 0.12 0.00  
SINCE JAN 1 5.34 7.12 -1.78 11.02  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 8 0 8 0  
SINCE SEP 1 8 0 8 0  
SINCE JUL 1 8 1 7 0  
 
COOLING  
TODAY 0 3 -3 2  
MONTH TO DATE 40 82 -42 60  
SINCE SEP 1 260 283 -23 279  
SINCE JAN 1 692 843 -151 854    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 63 10:00 AM  
AVERAGE 82  
   
......................................................  
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 104 1965  
MINIMUM TEMPERATURE (F) 60 46 1906  
 
SUNRISE AND SUNSET  
OCTOBER 21 2025.......SUNRISE 6:58 AM PDT SUNSET 6:08 PM PDT  
OCTOBER 22 2025.......SUNRISE 6:58 AM PDT SUNSET 6:07 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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