305  
CDUS46 KSGX 270924  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
224 AM PDT FRI OCT 27 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 26 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 73 2:20 PM 95 2017 81 -8 75  
MINIMUM 58 11:59 PM 47 1998 55 3 51  
AVERAGE 66 68 -2 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.04 2004 0.02 -0.02 0.00  
MONTH TO DATE T 0.32 -0.32 0.30  
SINCE JUL 1 2.16 0.50 1.66 0.60  
SINCE OCT 1 T 0.32 -0.32 0.30  
SINCE JAN 1 20.60 8.86 11.74 2.00  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 3 13 -10 7  
SINCE SEP 1 4 14 -10 7  
SINCE JUL 1 4 14 -10 7  
 
COOLING  
YESTERDAY 1 4 -3 0  
MONTH TO DATE 216 158 58 174  
SINCE SEP 1 479 536 -57 672  
SINCE JAN 1 1667 1909 -242 2294    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 53 2:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 2008  
MINIMUM TEMPERATURE (F) 54 46 2011  
2020  
 
SUNRISE AND SUNSET  
OCTOBER 27 2023.......SUNRISE 7:05 AM PDT SUNSET 6:03 PM PDT  
OCTOBER 28 2023.......SUNRISE 7:06 AM PDT SUNSET 6:02 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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