514  
CDUS46 KSGX 040018  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
518 PM PDT SAT OCT 03 2026  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 3 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 103R 3:59 PM 101 2020 86 17 77  
MINIMUM 74 5:54 AM 50 2002 60 14 60  
AVERAGE 89 73 16 69  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2018 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.02 -0.02 0.00  
SINCE JUL 1 0.56 0.20 0.36 0.12  
SINCE OCT 1 0.00 0.02 -0.02 0.00  
SINCE JAN 1 5.62 8.56 -2.94 6.19  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 1 -1 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
TODAY 24 8 16 4  
MONTH TO DATE 59 26 33 18  
SINCE SEP 1 468 404 64 418  
SINCE JAN 1 2280 1777 503 1807    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 45 6:00 AM  
LOWEST 14 3:00 PM  
AVERAGE 30  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 102 2014  
MINIMUM TEMPERATURE (F) 60 51 2009  
 
SUNRISE AND SUNSET  
OCTOBER 3 2026.......SUNRISE 6:46 AM PDT SUNSET 6:32 PM PDT  
OCTOBER 4 2026.......SUNRISE 6:47 AM PDT SUNSET 6:30 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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