841  
CDUS46 KSGX 060923  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
223 AM PDT SAT SEP 06 2025  
   
...............................  
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 5 2025  
 
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)  
YESTERDAY  
MAXIMUM 88 1:46 PM 110 2020 87 1 105  
MINIMUM 66 3:00 AM 55 2005 66 0 70  
AVERAGE 77 76 1 88  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.06 2011 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE JUL 1 T 0.05 -0.05 0.00  
SINCE OCT 1 4.48 11.73 -7.25 16.56  
SINCE JAN 1 4.45 8.63 -4.18 14.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 12 12 0 23  
MONTH TO DATE 77 60 17 80  
SINCE SEP 1 77 60 17 80  
SINCE JAN 1 1034 1083 -49 1014    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 12:00 AM  
LOWEST 39 1:00 PM  
AVERAGE 63  
   
......................................................  
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 113 2024  
MINIMUM TEMPERATURE (F) 66 56 2005  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2025.....SUNRISE 6:29 AM PDT SUNSET 7:10 PM PDT  
SEPTEMBER 7 2025.....SUNRISE 6:30 AM PDT SUNSET 7:09 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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