872  
CDUS46 KSGX 140857  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
157 AM PDT SAT OCT 14 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 13 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 84 3:23 PM 100 1999 83 1 79  
2011  
MINIMUM 56 5:57 AM 49 2000 58 -2 60  
AVERAGE 70 70 0 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.33 2007 0.01 -0.01 0.00  
MONTH TO DATE T 0.12 -0.12 T  
SINCE JUL 1 2.16 0.30 1.86 0.30  
SINCE OCT 1 T 0.12 -0.12 T  
SINCE JAN 1 20.60 8.66 11.94 1.70  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 0 3 0  
SINCE SEP 1 4 1 3 0  
SINCE JUL 1 4 1 3 0  
 
COOLING  
YESTERDAY 5 6 -1 5  
MONTH TO DATE 110 96 14 119  
SINCE SEP 1 373 474 -101 617  
SINCE JAN 1 1561 1847 -286 2239    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 18 1:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 99 2020  
MINIMUM TEMPERATURE (F) 58 48 2000  
 
SUNRISE AND SUNSET  
OCTOBER 14 2023.......SUNRISE 6:55 AM PDT SUNSET 6:18 PM PDT  
OCTOBER 15 2023.......SUNRISE 6:55 AM PDT SUNSET 6:16 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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