367  
CDUS46 KSGX 280925  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PDT SUN SEP 28 2025  
   
...............................
 
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 27 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 75 12:12 PM 104 1963 76 -1 72  
MINIMUM 67 11:53 PM 52 1908 65 2 64  
AVERAGE 71 70 1 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.15 1890 0.01 -0.01 0.00  
MONTH TO DATE 0.46 0.10 0.36 0.02  
SINCE JUL 1 0.51 0.19 0.32 0.02  
SINCE OCT 1 5.07 9.77 -4.70 12.43  
SINCE JAN 1 4.93 6.81 -1.88 11.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 6 6 0 3  
MONTH TO DATE 203 188 15 213  
SINCE SEP 1 203 188 15 213  
SINCE JAN 1 635 748 -113 788    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 12:00 AM  
LOWEST 59 11:00 AM  
AVERAGE 70  
   
......................................................
 
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 99 1963  
MINIMUM TEMPERATURE (F) 65 53 1878  
1880  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2025.....SUNRISE 6:41 AM PDT SUNSET 6:37 PM PDT  
SEPTEMBER 29 2025.....SUNRISE 6:42 AM PDT SUNSET 6:35 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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