711  
CDUS46 KSGX 220925  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PDT THU MAY 22 2025  
   
...............................
 
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR MAY 21 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 12:30 PM 91 2003 76 12 72  
MINIMUM 61 11:59 PM 50 2002 59 2 58  
AVERAGE 75 67 8 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 2006 0.01 -0.01 0.00  
MONTH TO DATE 0.02 0.23 -0.21 0.10  
SINCE JUL 1 4.48 11.71 -7.23 18.78  
SINCE OCT 1 4.48 11.53 -7.05 16.56  
SINCE JAN 1 4.45 8.43 -3.98 14.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 19 25 -6 13  
SINCE MAR 1 227 241 -14 289  
SINCE JUL 1 937 1046 -109 913  
 
COOLING  
YESTERDAY 10 3 7 0  
MONTH TO DATE 71 51 20 10  
SINCE MAR 1 79 121 -42 21  
SINCE JAN 1 79 136 -57 25    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 28 2:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 85 2005  
MINIMUM TEMPERATURE (F) 59 52 2002  
 
SUNRISE AND SUNSET  
MAY 22 2025...........SUNRISE 5:46 AM PDT SUNSET 7:51 PM PDT  
MAY 23 2025...........SUNRISE 5:46 AM PDT SUNSET 7:52 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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