178  
CDUS46 KSGX 202318  
CLIFUL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
418 PM PDT SAT MAY 20 2023  
   
...............................
 
 
   
..THE FULLERTON AIRPORT CA CLIMATE SUMMARY FOR MAY 20 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 75 12:32 PM 97 2017 76 -1 68  
MINIMUM 62 6:01 AM 54 2011 59 3 59  
AVERAGE 69 67 2 64  
 
PRECIPITATION (IN)  
TODAY 0.00 0.07 2002 0.01 -0.01 T  
MONTH TO DATE 0.78 0.22 0.56 T  
SINCE JUL 1 22.52 11.70 10.82 6.65  
SINCE OCT 1 22.29 11.52 10.77 6.46  
SINCE JAN 1 16.95 8.42 8.53 1.03  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 1  
MONTH TO DATE 32 24 8 15  
SINCE MAR 1 281 240 41 140  
SINCE JUL 1 1137 1045 92 818  
 
COOLING  
TODAY 4 3 1 0  
MONTH TO DATE 17 48 -31 49  
SINCE MAR 1 44 118 -74 153  
SINCE JAN 1 50 133 -83 182    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 12:00 AM  
LOWEST 59 11:00 AM  
AVERAGE 73  
   
......................................................
 
 
THE FULLERTON AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 2003  
MINIMUM TEMPERATURE (F) 59 50 2002  
 
SUNRISE AND SUNSET  
MAY 20 2023...........SUNRISE 5:47 AM PDT SUNSET 7:50 PM PDT  
MAY 21 2023...........SUNRISE 5:47 AM PDT SUNSET 7:50 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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