558  
CDUS46 KSGX 290030  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
530 PM PDT SAT OCT 28 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 28 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 73 2:48 PM 97 2008 80 -7 81  
MINIMUM 54 5:48 AM 47 2010 54 0 51  
2011  
AVERAGE 64 67 -3 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.11 2013 0.02 -0.02 0.00  
MONTH TO DATE T 0.36 -0.36 0.30  
SINCE JUL 1 2.16 0.54 1.62 0.60  
SINCE OCT 1 T 0.36 -0.36 0.30  
SINCE JAN 1 20.60 8.90 11.70 2.00  
 
DEGREE DAYS  
HEATING  
TODAY 1 2 -1 0  
MONTH TO DATE 4 17 -13 7  
SINCE SEP 1 5 18 -13 7  
SINCE JUL 1 5 18 -13 7  
 
COOLING  
TODAY 0 4 -4 1  
MONTH TO DATE 216 166 50 176  
SINCE SEP 1 479 544 -65 674  
SINCE JAN 1 1667 1917 -250 2296    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 49 2:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 2008  
MINIMUM TEMPERATURE (F) 54 43 2009  
 
SUNRISE AND SUNSET  
OCTOBER 28 2023.......SUNRISE 7:06 AM PDT SUNSET 6:02 PM PDT  
OCTOBER 29 2023.......SUNRISE 7:07 AM PDT SUNSET 6:01 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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