119  
CDUS46 KSGX 290018  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
518 PM PDT SAT SEP 28 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 28 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 2:45 PM 100 1999 87 2 82  
2022  
MINIMUM 58 4:40 AM 52 1998 62 -4 59  
AVERAGE 74 74 0 71  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2019 0.01 -0.01 0.00  
MONTH TO DATE T 0.09 -0.09 0.24  
SINCE JUL 1 T 0.17 -0.17 2.16  
SINCE OCT 1 17.64 11.63 6.01 25.64  
SINCE JAN 1 16.29 8.53 7.76 20.40  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 9 10 -1 6  
MONTH TO DATE 362 359 3 259  
SINCE SEP 1 362 359 3 259  
SINCE JAN 1 1736 1732 4 1447    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 25 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 104 2020  
MINIMUM TEMPERATURE (F) 61 53 1998  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2024.....SUNRISE 6:43 AM PDT SUNSET 6:38 PM PDT  
SEPTEMBER 29 2024.....SUNRISE 6:44 AM PDT SUNSET 6:37 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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