510  
CDUS46 KSGX 230925  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PDT SAT AUG 23 2025  
   
...............................
 
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR AUGUST 22 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 92 12:09 PM 98 1998 87 5 84  
MINIMUM 70 5:25 AM 60 2005 66 4 68  
AVERAGE 81 77 4 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00 MM 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE JUL 1 0.00 0.03 -0.03 0.00  
SINCE OCT 1 4.48 11.71 -7.23 16.56  
SINCE JAN 1 4.45 8.61 -4.16 14.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 16 12 4 11  
MONTH TO DATE 235 252 -17 294  
SINCE JUN 1 684 746 -62 821  
SINCE JAN 1 825 917 -92 853    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 3.4  
 
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 84 3:00 AM  
LOWEST 34 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 95 2020  
MINIMUM TEMPERATURE (F) 66 59 2002  
 
SUNRISE AND SUNSET  
AUGUST 23 2025........SUNRISE 6:20 AM PDT SUNSET 7:29 PM PDT  
AUGUST 24 2025........SUNRISE 6:20 AM PDT SUNSET 7:27 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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