793  
CDUS46 KSGX 220016  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
416 PM PST THU DEC 21 2023  
   
...............................
 
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 21 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 69 2:37 PM 86 2020 68 1 76  
MINIMUM 58 7:15 AM 37 1998 45 13 42  
AVERAGE 64 56 8 59  
 
PRECIPITATION (IN)  
TODAY T 0.83 2016 0.06 -0.06 0.00  
MONTH TO DATE 0.81 1.16 -0.35 1.54  
SINCE JUL 1 3.44 2.58 0.86 4.11  
SINCE OCT 1 1.22 2.40 -1.18 3.88  
SINCE JAN 1 20.43 11.16 9.27 5.24  
 
DEGREE DAYS  
HEATING  
TODAY 1 9 -8 6  
MONTH TO DATE 70 171 -101 190  
SINCE DEC 1 70 171 -101 190  
SINCE JUL 1 114 300 -186 321  
 
COOLING  
TODAY 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 6 RESULTANT WIND DIRECTION E (110)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 61 2:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 78 2003  
MINIMUM TEMPERATURE (F) 45 33 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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