494  
CDUS46 KSGX 190020  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
520 PM PDT FRI OCT 18 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 18 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 77 2:37 PM 101 2023 82 -5 101  
MINIMUM 57 6:07 AM 44 1998 57 0 60  
AVERAGE 67 69 -2 81  
 
PRECIPITATION (IN)  
TODAY 0.00 0.57 2005 0.02 -0.02 0.00  
MONTH TO DATE T 0.20 -0.20 T  
SINCE JUL 1 T 0.38 -0.38 2.16  
SINCE OCT 1 T 0.20 -0.20 T  
SINCE JAN 1 16.29 8.74 7.55 20.40  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 3 5 -2 3  
SINCE SEP 1 3 6 -3 4  
SINCE JUL 1 3 6 -3 4  
 
COOLING  
TODAY 2 5 -3 16  
MONTH TO DATE 192 123 69 167  
SINCE SEP 1 578 501 77 430  
SINCE JAN 1 1952 1874 78 1618    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 15 1:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 98 2003  
2023  
MINIMUM TEMPERATURE (F) 56 50 2021  
 
SUNRISE AND SUNSET  
OCTOBER 18 2024.......SUNRISE 6:59 AM PDT SUNSET 6:12 PM PDT  
OCTOBER 19 2024.......SUNRISE 6:59 AM PDT SUNSET 6:11 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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