317  
CDUS46 KSGX 112328  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
428 PM PDT WED SEP 11 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 11 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 86 2:23 PM 101 2017 93 -7 94  
2021  
MINIMUM 61 6:04 AM 57 1999 65 -4 72  
AVERAGE 74 79 -5 83  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2006 0.01 -0.01 T  
2023  
MONTH TO DATE 0.00 0.03 -0.03 0.22  
SINCE JUL 1 T 0.11 -0.11 2.14  
SINCE OCT 1 17.64 11.57 6.07 25.62  
SINCE JAN 1 16.29 8.47 7.82 20.38  
 
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 14 -5 18  
MONTH TO DATE 258 159 99 144  
SINCE SEP 1 258 159 99 144  
SINCE JAN 1 1632 1532 100 1332    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 7:00 AM  
LOWEST 34 2:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 105 2000  
MINIMUM TEMPERATURE (F) 65 55 2005  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2024.....SUNRISE 6:31 AM PDT SUNSET 7:02 PM PDT  
SEPTEMBER 12 2024.....SUNRISE 6:32 AM PDT SUNSET 7:00 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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