289  
CDUS46 KSGX 010930  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
230 AM PDT FRI AUG 01 2025  
   
...............................  
 
   
..THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR JULY 31 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 72 2:28 PM 92 1930 76 -4 76  
MINIMUM 64 11:59 PM 58 1924 67 -3 65  
AVERAGE 68 72 -4 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.23 1991 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.08 -0.08 T  
SINCE JUL 1 0.00 0.08 -0.08 T  
SINCE OCT 1 4.56 9.66 -5.10 12.41  
SINCE JAN 1 4.42 6.70 -2.28 11.00  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 5 10 -5 6  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 3 7 -4 6  
MONTH TO DATE 132 177 -45 222  
SINCE JUN 1 188 252 -64 300  
SINCE JAN 1 228 330 -102 301    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 12:00 AM  
LOWEST 66 1:00 PM  
AVERAGE 77  
   
......................................................  
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 90 1972  
MINIMUM TEMPERATURE (F) 67 60 1911  
1944  
 
SUNRISE AND SUNSET  
AUGUST 1 2025........SUNRISE 6:03 AM PDT SUNSET 7:47 PM PDT  
AUGUST 2 2025........SUNRISE 6:04 AM PDT SUNSET 7:46 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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