543  
CDUS46 KSGX 140027  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
527 PM PDT WED AUG 13 2025  
   
...............................  
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 13 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 71 3:24 PM 93 1994 77 -6 81  
MINIMUM 64 4:38 AM 57 1892 68 -4 71  
AVERAGE 68 72 -4 76  
 
PRECIPITATION (IN)  
TODAY 0.00 0.05 1992 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 3 7 -4 11  
MONTH TO DATE 64 91 -27 124  
SINCE JUN 1 252 343 -91 424  
SINCE JAN 1 292 421 -129 425    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 71 2:00 PM  
AVERAGE 81  
   
......................................................  
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 90 1994  
MINIMUM TEMPERATURE (F) 68 57 1892  
 
SUNRISE AND SUNSET  
AUGUST 13 2025........SUNRISE 6:11 AM PDT SUNSET 7:35 PM PDT  
AUGUST 14 2025........SUNRISE 6:12 AM PDT SUNSET 7:34 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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