615  
CDUS46 KSGX 070021  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
421 PM PST SAT DEC 06 2025  
   
...............................
 
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 6 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 70 1:48 PM 80 2015 69 1 75  
MINIMUM 45 6:26 AM 38 1998 46 -1 42  
AVERAGE 58 57 1 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.38 2018 0.05 -0.05 0.00  
MONTH TO DATE 0.00 0.28 -0.28 0.00  
SINCE JUL 1 7.23 1.70 5.53 0.02  
SINCE OCT 1 7.18 1.52 5.66 0.02  
SINCE JAN 1 11.68 10.28 1.40 14.71  
 
DEGREE DAYS  
HEATING  
TODAY 7 8 -1 6  
MONTH TO DATE 31 44 -13 36  
SINCE DEC 1 31 44 -13 36  
SINCE JUL 1 124 173 -49 158  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1455 1506 -51 1396    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 2.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1:00 AM  
LOWEST 29 1:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 84 2006  
MINIMUM TEMPERATURE (F) 46 32 2017  
 
SUNRISE AND SUNSET  
DECEMBER 6 2025......SUNRISE 6:43 AM PST SUNSET 4:43 PM PST  
DECEMBER 7 2025......SUNRISE 6:44 AM PST SUNSET 4:43 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page