534  
CDUS46 KSGX 122330  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
430 PM PDT THU SEP 12 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 12 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 82 2:28 PM 105 2000 93 -11 89  
MINIMUM 59 4:07 AM 55 2005 65 -6 65  
AVERAGE 71 79 -8 77  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2015 0.00 0.00 0.00  
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 6 14 -8 12  
MONTH TO DATE 264 173 91 156  
SINCE SEP 1 264 173 91 156  
SINCE JAN 1 1638 1546 92 1344    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 37 2:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 105 2014  
MINIMUM TEMPERATURE (F) 65 56 2005  
2016  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2024.....SUNRISE 6:32 AM PDT SUNSET 7:00 PM PDT  
SEPTEMBER 13 2024.....SUNRISE 6:33 AM PDT SUNSET 6:59 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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