223  
CDUS46 KSGX 180013  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
513 PM PDT SUN AUG 17 2025  
   
...............................  
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 17 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 74 2:44 PM 88 1890 77 -3 76  
1992  
MINIMUM 65 5:21 AM 58 1932 68 -3 68  
AVERAGE 70 72 -2 72  
 
PRECIPITATION (IN)  
TODAY 0.00 0.69 1977 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 T  
SINCE JUL 1 0.00 0.09 -0.09 T  
SINCE OCT 1 4.56 9.67 -5.11 12.41  
SINCE JAN 1 4.42 6.71 -2.29 11.00  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 5 11 -6 6  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
TODAY 5 8 -3 7  
MONTH TO DATE 79 121 -42 157  
SINCE JUN 1 267 373 -106 457  
SINCE JAN 1 307 451 -144 458    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 2:00 AM  
LOWEST 64 12:00 PM  
AVERAGE 73  
   
......................................................  
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 90 1986  
MINIMUM TEMPERATURE (F) 68 59 1918  
1932  
 
SUNRISE AND SUNSET  
AUGUST 17 2025........SUNRISE 6:14 AM PDT SUNSET 7:31 PM PDT  
AUGUST 18 2025........SUNRISE 6:14 AM PDT SUNSET 7:30 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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