350  
CDUS46 KSGX 220016  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
516 PM PDT SUN JUL 21 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JULY 21 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 99 2:00 PM 106 2006 95 4 94  
MINIMUM 72 3:52 AM 58 2011 65 7 70  
AVERAGE 86 80 6 82  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2013 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.03 -0.03 0.00  
SINCE JUL 1 0.00 0.03 -0.03 0.00  
SINCE OCT 1 17.64 11.49 6.15 23.48  
SINCE JAN 1 16.29 8.39 7.90 18.24  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 2 4 -2 16  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 21 15 6 17  
MONTH TO DATE 348 292 56 314  
SINCE JUN 1 633 542 91 405  
SINCE JAN 1 694 756 -62 510    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 6:00 AM  
LOWEST 13 1:00 PM  
AVERAGE 33  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 114 2006  
MINIMUM TEMPERATURE (F) 65 56 2001  
 
SUNRISE AND SUNSET  
JULY 21 2024..........SUNRISE 5:55 AM PDT SUNSET 7:59 PM PDT  
JULY 22 2024..........SUNRISE 5:55 AM PDT SUNSET 7:58 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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