439  
CDUS46 KSGX 240029  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
529 PM PDT WED JUL 23 2025  
   
...............................  
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR JULY 23 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 2:17 PM 98 2019 85 0 90  
MINIMUM 67 6:17 AM 61 2010 67 0 69  
AVERAGE 76 76 0 80  
 
PRECIPITATION (IN)  
TODAY 0.00 0.08 2006 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE JUL 1 0.00 0.01 -0.01 0.00  
SINCE OCT 1 4.48 11.69 -7.21 16.56  
SINCE JAN 1 4.45 8.59 -4.14 14.69  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 2 -2 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 11 11 0 15  
MONTH TO DATE 181 231 -50 249  
SINCE JUN 1 390 407 -17 439  
SINCE JAN 1 531 578 -47 471    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 12:00 AM  
LOWEST 40 3:00 PM  
AVERAGE 60  
   
......................................................  
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 101 2006  
MINIMUM TEMPERATURE (F) 67 58 1999  
 
SUNRISE AND SUNSET  
JULY 23 2025..........SUNRISE 5:58 AM PDT SUNSET 7:59 PM PDT  
JULY 24 2025..........SUNRISE 5:58 AM PDT SUNSET 7:58 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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