281  
CDUS46 KSGX 170019  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
519 PM PDT WED JUL 16 2025  
   
...............................
 
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR JULY 16 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 79 1:46 PM 95 2010 85 -6 83  
MINIMUM 66 5:55 AM 63 2011 66 0 66  
2019  
2022  
AVERAGE 73 76 -3 75  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00 MM 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE JUL 1 0.00 0.01 -0.01 0.00  
SINCE OCT 1 4.48 11.69 -7.21 16.56  
SINCE JAN 1 4.45 8.59 -4.14 14.69  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 2 -2 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 8 10 -2 10  
MONTH TO DATE 120 155 -35 164  
SINCE JUN 1 329 331 -2 354  
SINCE JAN 1 470 502 -32 386    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 12:00 AM  
LOWEST 52 12:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 94 1998  
2013  
MINIMUM TEMPERATURE (F) 66 59 2011  
 
SUNRISE AND SUNSET  
JULY 16 2025..........SUNRISE 5:53 AM PDT SUNSET 8:03 PM PDT  
JULY 17 2025..........SUNRISE 5:54 AM PDT SUNSET 8:02 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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