238  
CDUS46 KSGX 212332  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
432 PM PDT MON OCT 21 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 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 89 2:11 PM 101 2003 81 8 89  
MINIMUM 57 6:32 AM 50 2004 56 1 63  
AVERAGE 73 69 4 76  
 
PRECIPITATION (IN)  
TODAY 0.00 0.03 2010 0.01 -0.01 0.00  
MONTH TO DATE T 0.24 -0.24 T  
SINCE JUL 1 T 0.42 -0.42 2.16  
SINCE OCT 1 T 0.24 -0.24 T  
SINCE JAN 1 16.29 8.78 7.51 20.40  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 3 8 -5 3  
SINCE SEP 1 3 9 -6 4  
SINCE JUL 1 3 9 -6 4  
 
COOLING  
TODAY 8 5 3 11  
MONTH TO DATE 210 138 72 210  
SINCE SEP 1 596 516 80 473  
SINCE JAN 1 1970 1889 81 1661    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 2.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 4:00 AM  
LOWEST 15 2:00 PM  
AVERAGE 31  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 100 2003  
MINIMUM TEMPERATURE (F) 56 50 2004  
 
SUNRISE AND SUNSET  
OCTOBER 21 2024.......SUNRISE 7:01 AM PDT SUNSET 6:08 PM PDT  
OCTOBER 22 2024.......SUNRISE 7:02 AM PDT SUNSET 6:07 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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