534  
CDUS46 KSGX 030939  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
239 AM PDT WED SEP 03 2025  
   
...............................  
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 2 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 97 1:00 PM 103 2007 87 10 89  
MINIMUM 69 MM 57 2010 66 3 68  
AVERAGE 83 77 6 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2017 0.00 0.00 0.00  
2017  
2018  
MONTH TO DATE 0.00 0.00 0.00 0.00  
SINCE JUL 1 T 0.04 -0.04 0.00  
SINCE OCT 1 4.48 11.72 -7.24 16.56  
SINCE JAN 1 4.45 8.62 -4.17 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 18 12 6 14  
MONTH TO DATE 33 24 9 24  
SINCE SEP 1 33 24 9 24  
SINCE JAN 1 990 1047 -57 958    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 3.6  
 
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 90 6:00 AM  
LOWEST 34 1:00 PM  
AVERAGE 62  
   
......................................................  
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 108 2007  
MINIMUM TEMPERATURE (F) 66 58 2010  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2025.....SUNRISE 6:27 AM PDT SUNSET 7:14 PM PDT  
SEPTEMBER 4 2025.....SUNRISE 6:28 AM PDT SUNSET 7:13 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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