103  
CDUS46 KSGX 010929  
CLISNA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
229 AM PDT MON SEP 01 2025  
   
...............................
 
 
   
..THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR AUGUST 31 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 1:00 PM 97 2022 81 7 78  
MINIMUM 69 6:08 AM 62 2010 67 2 67  
AVERAGE 79 74 5 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2021 0.00 0.00 0.00  
MONTH TO DATE T 0.01 -0.01 0.00  
SINCE JUL 1 T 0.05 -0.05 T  
SINCE OCT 1 4.91 11.08 -6.17 14.64  
SINCE JAN 1 4.90 7.70 -2.80 12.54  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 4 -4 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 9 5 8  
MONTH TO DATE 282 271 11 308  
SINCE JUN 1 589 610 -21 699  
SINCE JAN 1 688 706 -18 712    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 43 1:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE JOHN WAYNE AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 96 2017  
MINIMUM TEMPERATURE (F) 67 62 1999  
2004  
2010  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2025.....SUNRISE 6:26 AM PDT SUNSET 7:16 PM PDT  
SEPTEMBER 2 2025.....SUNRISE 6:26 AM PDT SUNSET 7:15 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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