969  
CDUS46 KSGX 180018  
CLISNA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
518 PM PDT WED SEP 17 2025  
   
...............................
 
 
   
..THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 17 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 86 10:12 AM 94 2014 80 6 74  
2020  
MINIMUM 71 7:07 AM 59 2005 65 6 62  
2006  
AVERAGE 79 72 7 68  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00 2006 0.00 0.00 0.00  
MONTH TO DATE T 0.04 -0.04 T  
SINCE JUL 1 T 0.09 -0.09 T  
SINCE OCT 1 4.91 11.12 -6.21 14.64  
SINCE JAN 1 4.90 7.74 -2.84 12.54  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 14 8 6 3  
MONTH TO DATE 161 142 19 205  
SINCE SEP 1 161 142 19 205  
SINCE JAN 1 849 848 1 917    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 5:00 AM  
LOWEST 46 10:00 AM  
AVERAGE 65  
   
......................................................
 
 
THE JOHN WAYNE AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 90 2020  
MINIMUM TEMPERATURE (F) 65 60 2006  
2011  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2025.....SUNRISE 6:36 AM PDT SUNSET 6:55 PM PDT  
SEPTEMBER 18 2025.....SUNRISE 6:37 AM PDT SUNSET 6:53 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page