771  
CDUS46 KSGX 310936  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
236 AM PDT SAT MAY 31 2025  
   
...............................  
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR MAY 30 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 98R 2:39 PM 87 2004 76 22 73  
MINIMUM 61 3:54 AM 52 2011 60 1 59  
AVERAGE 80 68 12 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2018 0.00 0.00 0.00  
2023  
MONTH TO DATE 0.02 0.29 -0.27 0.10  
SINCE JUL 1 4.48 11.77 -7.29 18.78  
SINCE OCT 1 4.48 11.59 -7.11 16.56  
SINCE JAN 1 4.45 8.49 -4.04 14.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 19 26 -7 14  
SINCE MAR 1 227 242 -15 290  
SINCE JUL 1 937 1047 -110 914  
 
COOLING  
YESTERDAY 15 3 12 1  
MONTH TO DATE 122 78 44 15  
SINCE MAR 1 130 148 -18 26  
SINCE JAN 1 130 163 -33 30    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1:00 AM  
LOWEST 21 4:00 PM  
AVERAGE 56  
   
......................................................  
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 88 2006  
MINIMUM TEMPERATURE (F) 60 52 2011  
 
SUNRISE AND SUNSET  
MAY 31 2025...........SUNRISE 5:42 AM PDT SUNSET 7:57 PM PDT  
JUNE 1 2025..........SUNRISE 5:42 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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