928  
CDUS46 KSGX 310920  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PDT SUN AUG 31 2025  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR AUGUST 30 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 1:24 PM 96 1998 81 6 78  
MINIMUM 63 5:43 AM 55 2010 63 0 61  
AVERAGE 75 72 3 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01 2000 0.00 0.00 0.00  
MONTH TO DATE 0.16 0.01 0.15 T  
SINCE JUL 1 0.16 0.05 0.11 T  
SINCE OCT 1 4.26 10.05 -5.79 12.99  
SINCE JAN 1 4.16 6.96 -2.80 10.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 6 23 -17 6  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 10 7 3 5  
MONTH TO DATE 225 202 23 248  
SINCE JUN 1 453 410 43 556  
SINCE JAN 1 501 458 43 556    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.8  
 
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 93 10:00 PM  
LOWEST 38 4:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 95 1998  
MINIMUM TEMPERATURE (F) 63 52 2010  
 
SUNRISE AND SUNSET  
AUGUST 31 2025........SUNRISE 6:22 AM PDT SUNSET 7:13 PM PDT  
SEPTEMBER 1 2025.....SUNRISE 6:23 AM PDT SUNSET 7:12 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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