854  
CDUS46 KSGX 211100  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
300 AM PST THU DEC 21 2023  
   
...............................
 
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 20 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 12:30 PM 83 2020 68 0 71  
MINIMUM 58 4:21 AM 37 2006 45 13 40  
AVERAGE 63 56 7 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.79 1.35 2010 0.05 0.74 0.00  
MONTH TO DATE 0.81 1.10 -0.29 1.54  
SINCE JUL 1 3.44 2.52 0.92 4.11  
SINCE OCT 1 1.22 2.34 -1.12 3.88  
SINCE JAN 1 20.43 11.10 9.33 5.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 9 -7 9  
MONTH TO DATE 69 162 -93 184  
SINCE DEC 1 69 162 -93 184  
SINCE JUL 1 113 291 -178 315  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 0 3 0  
SINCE DEC 1 3 0 3 0  
SINCE JAN 1 1336 1506 -170 1839    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 68 2:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 86 2020  
MINIMUM TEMPERATURE (F) 45 37 1998  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 6:53 AM PST SUNSET 4:47 PM PST  
DECEMBER 22 2023......SUNRISE 6:53 AM PST SUNSET 4:47 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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