601  
CDUS46 KSGX 170931  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
231 AM PDT FRI OCT 17 2025  
   
...............................
 
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 16 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 71 2:58 PM 97 1958 75 -4 68  
MINIMUM 52 6:07 AM 48 1879 62 -10 65  
1892  
AVERAGE 62 68 -6 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 1971 0.02 -0.02 0.00  
MONTH TO DATE 0.41 0.19 0.22 0.00  
SINCE JUL 1 0.92 0.40 0.52 0.02  
SINCE OCT 1 0.41 0.19 0.22 0.00  
SINCE JAN 1 5.34 7.02 -1.68 11.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 0 3 0  
MONTH TO DATE 7 0 7 0  
SINCE SEP 1 7 0 7 0  
SINCE JUL 1 7 1 6 0  
 
COOLING  
YESTERDAY 0 3 -3 2  
MONTH TO DATE 34 67 -33 47  
SINCE SEP 1 254 268 -14 266  
SINCE JAN 1 686 828 -142 841    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 5:00 AM  
LOWEST 49 1:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 98 1958  
MINIMUM TEMPERATURE (F) 61 47 1881  
1892  
1938  
 
SUNRISE AND SUNSET  
OCTOBER 17 2025.......SUNRISE 6:54 AM PDT SUNSET 6:13 PM PDT  
OCTOBER 18 2025.......SUNRISE 6:55 AM PDT SUNSET 6:12 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page