574  
CDUS46 KSGX 170018  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
518 PM PDT WED OCT 16 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 16 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66 1:50 PM 102 2020 82 -16 92  
MINIMUM 60 7:50 AM 51 1998 57 3 60  
AVERAGE 63 70 -7 76  
 
PRECIPITATION (IN)  
TODAY 0.00 0.05 2015 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.16 -0.16 T  
SINCE JUL 1 T 0.34 -0.34 2.16  
SINCE OCT 1 0.00 0.16 -0.16 T  
SINCE JAN 1 16.29 8.70 7.59 20.40  
 
DEGREE DAYS  
HEATING  
TODAY 2 1 1 0  
MONTH TO DATE 2 3 -1 3  
SINCE SEP 1 2 4 -2 4  
SINCE JUL 1 2 4 -2 4  
 
COOLING  
TODAY 0 5 -5 11  
MONTH TO DATE 190 113 77 140  
SINCE SEP 1 576 491 85 403  
SINCE JAN 1 1950 1864 86 1591    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 73 12:00 PM  
AVERAGE 82  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 101 2012  
MINIMUM TEMPERATURE (F) 57 52 2000  
2018  
 
SUNRISE AND SUNSET  
OCTOBER 16 2024.......SUNRISE 6:57 AM PDT SUNSET 6:14 PM PDT  
OCTOBER 17 2024.......SUNRISE 6:58 AM PDT SUNSET 6:13 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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