571  
CDUS46 KSGX 040021  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
521 PM PDT FRI OCT 03 2025  
   
...............................
 
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 3 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 78 1:17 PM 103 2014 82 -4 81  
MINIMUM 64 7:52 AM 52 2002 61 3 62  
AVERAGE 71 72 -1 72  
 
PRECIPITATION (IN)  
TODAY 0.01R T 2017 0.01 0.00 0.00  
MONTH TO DATE 0.01 0.03 -0.02 0.00  
SINCE JUL 1 0.06 0.21 -0.15 T  
SINCE OCT 1 0.01 0.03 -0.02 0.00  
SINCE JAN 1 4.51 8.79 -4.28 14.69  
 
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 6 7 -1 7  
MONTH TO DATE 20 21 -1 27  
SINCE SEP 1 355 321 34 334  
SINCE JAN 1 1312 1344 -32 1268    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 8:00 AM  
LOWEST 47 3:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 99 2014  
MINIMUM TEMPERATURE (F) 61 52 2002  
 
SUNRISE AND SUNSET  
OCTOBER 3 2025.......SUNRISE 6:48 AM PDT SUNSET 6:33 PM PDT  
OCTOBER 4 2025.......SUNRISE 6:49 AM PDT SUNSET 6:32 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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